CN105875375A - Soilless substrate seedling-raising method of keteleeria cyclolepis - Google Patents
Soilless substrate seedling-raising method of keteleeria cyclolepis Download PDFInfo
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- CN105875375A CN105875375A CN201610238619.5A CN201610238619A CN105875375A CN 105875375 A CN105875375 A CN 105875375A CN 201610238619 A CN201610238619 A CN 201610238619A CN 105875375 A CN105875375 A CN 105875375A
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G31/00—Soilless cultivation, e.g. hydroponics
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G31/00—Soilless cultivation, e.g. hydroponics
- A01G31/02—Special apparatus therefor
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F5/00—Fertilisers from distillery wastes, molasses, vinasses, sugar plant or similar wastes or residues, e.g. from waste originating from industrial processing of raw material of agricultural origin or derived products thereof
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
- Y02P60/21—Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures
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Abstract
The invention discloses a soilless substrate seedling-raising method of keteleeria cyclolepis. The method comprises the processes of seed collection and processing, pregermination in sand bed, nutrition cup selection, substrate preparation, seedling planting in cup, seedling management and outplanting; the method concretely comprises the steps of collecting mature seeds of the keteleeria cyclolepis, soaking the seeds, carrying out disinfection treatment on the soaked seeds, and then implementing pregermination in sand bed; after germination, transplanting seedlings into a non-woven nutrition cup filled with substrate, and carrying out seedling management to obtain qualified nursery stock of the keteleeria cyclolepis. The soilless substrate seedling-raising method has the characteristics of being simple in operation, sufficient in resources, low in cost, rapid in fertilizer efficiency and good in absorption, and is beneficial to growth of the seedlings; the seedlings cultivated by the method are high in quality, strong and rapid in growth; the method provides technical support for the development of the rare tree species-keteleeria cyclolepis, and has better economic benefit, social benefit and ecological benefit.
Description
Technical field
The invention belongs to technical field of plant propagation, relate to the soilless substrate method for culturing seedlings of a kind of south of the River keteleeria fortunei.
Background technology
South of the River keteleeria fortunei (Keteleeria cyclolepis) is keteleeria fortunei (Keteleeria fortunei
Var.fortunei (A.Murray bis) Carriere) mutation, for the distinctive seeds of China, be one of important Precious Timber Species of south China, be also one of graceful Landscape Trees.South of the River keteleeria fortunei is aiphyllium, has the grain of wood straight, the characteristics such as structure is careful, and material is solid, and decorative pattern is attractive in appearance, resisting impregnation, and purposes is wide, and growth is very fast, strong adaptability.It is mainly distributed on the ground such as Fujian, Zhejiang, Jiangxi, Guangdong, Guangxi, Hunan, Guizhou, Yunnan.
But south of the River keteleeria fortunei is mainly based on land for growing field crops exposed root and shoot forestation at present, but south of the River keteleeria fortunei early growth is slow, can not meet far away people's demand to south of the River keteleeria fortunei.Therefore, in the urgent need to strengthening the exploitation research of south of the River keteleeria fortunei resource.Cultivating seedlings is the important step of south of the River keteleeria fortunei resources development and utilization, and the selection of seedling raising manners is particularly significant, and compared with naked traditional seedling raising manners, container nursery has saving sowing quantity, shortens the advantage such as growing-seedling period, the raising surrival rate of afforestation.Using soilless substrate to carry out south of the River keteleeria fortunei container nursery, the survival rate etc. after nursery stock growing way, quality and afforestation can reach good Expected Results, have great importance the industry development of south of the River keteleeria fortunei.
Summary of the invention
The present invention is in order to overcome the deficiencies in the prior art, it is provided that a kind of nutrition supply is sufficient, and fertilizer efficiency is long, nursery stock not easy damaged, contributes to the south of the River keteleeria fortunei soilless substrate seedlings method for culturing seedlings of nursery stock fast-growth.
In order to realize foregoing invention purpose, the present invention is achieved by the following technical solutions:
A kind of soilless substrate method for culturing seedlings of south of the River keteleeria fortunei, including seed collection and process, husky bed accelerating germination, nutrient cup selection, substrate preparation, the upper cup that plants seedlings, seedling management and outplanting operation, by gathering ripe south of the River keteleeria fortunei seed, carry out soaking seed, disinfect after implement husky bed accelerating germination, transplant in the non-woven fabrics nutrient cup equipped with substrate after seed germination, obtaining qualified south of the River keteleeria fortunei nursery stock by seedling management, main operational steps is as follows:
(1) seed collection and process: in mid or late November to early December, carry out south of the River keteleeria fortunei seed collection when the fruit of south of the River keteleeria fortunei is become brown from cyan；The seed collected is placed in clear water seed soaking 2～3d so that it is fully imbibition, then removes floating kind, the full seed of reservation is placed in the potassium permanganate solution immersion 15～20min that mass concentration is 1～3%, finally with clear water, south of the River keteleeria fortunei seed is rinsed well；
(2) husky bed accelerating germination: before sowing seeds, sand bed is first bulldozed by 1d, and sprinkle water after completely moistening for the sand on husky bed, after the potassium permanganate solution of sprinkle mass concentration 3% is to husky bed sterilization, with clean thin film covering；Being mixed with south of the River keteleeria fortunei seed by wet sand and carry out sowing accelerating germination, husky and south of the River keteleeria fortunei seed volume ratio is 1: 1；
(3) nutrient cup is selected: selection specification is that the degradable non-woven fabrics Seedling bag of 16cm × 16 ~ 20cm is as nutrient cup；
(4) substrate preparation: with the coconut palm bran fully become thoroughly decomposed, peat soil and the Pleurotus ostreatus slag that becomes thoroughly decomposed by certain volume percentage mix as the raw material of substrate, then add 2.5～5kg calcium magnesium phosphate by every 1000kg substrate, fill nutrient cup after being sufficiently mixed；
(5) plant seedlings upper cup: being dug gently from sand by the south of the River keteleeria fortunei seed growing plumule 1.0 ~ 3.0cm, inserts in clear water and cleans, cuts off the 1/4～1/2 of radicle with shears；First the substrate in nutrient cup is drenched before planting seedlings, then in substrate, insert a duck eye with the waddy of chopsticks size, put into embryo Seedling, and surrounding substrate is compacted gently so that it is combine with embryo Seedling, water of drenching；
(6) seedling management: through normal trickle after the upper cup that plants seedlings, keeps substrate to moisten；6～obscurity in August be 70～80% sunshade net put up Small plastic shed and shade；After upper cup 20d, start to nursery stock fertilising and spraying fungicide；
(7) outplanting: nursery stock can go out garden after carrying out 2 years cultivating；Within before going out garden 30～40 days, carrying out seedling exercising, before going out garden, 1 d drenches water, selects height of seedling to be more than 2.5mm more than 30cm, footpath, ground, and root system is good, and robust growth is without the south of the River keteleeria fortunei outplanting afforestation of pest and disease damage.
The method of above step (1) described seed soaking is to soak seed inserting in clear water after south of the River keteleeria fortunei seed loading mesh bag again, is pressed in water by mesh bag with brick or other weights, makes seed be submerged in completely in water, fully absorb water；Water 3～4 times are changed during seed soaking；Seed soaking removes mesh bag after terminating.
The method of above step (2) described sowing accelerating germination is that clean fine sand is placed in 110 DEG C of baking ovens drying, after naturally cooling to room temperature, fine sand is loaded in basin, spray clear water, after fine sand is moistening, spreads uniformly after keteleeria fortunei seed is poured into and mixed thoroughly together with fine sand on husky bed after sterilization, then cover the clean fine sand of thick layer 0.6～0.8cm, then make of iron wire or bamboo chip and encircle, then cover with clean thin film；Periodically open thin film trickle moisturizing, during accelerating germination, spray 1～2 common fungicide.
The percent by volume of the raw material of above step (4) described substrate is coconut palm bran 70%, peat soil 25%, the Pleurotus ostreatus slag 5% become thoroughly decomposed.
Nutrient cup described in above step (4) should the most closely be placed in the ground, garden of the wide 1m of furrow, length 10～12m；Described garden it is selected at that physical features is smooth, illumination is sufficient, near the place at water source.
The method of above step (6) described fertilising be every fortnight mass concentration 1% the mixed solution of compound fertilizer of nitrogenous fertilizer+mass concentration 1% drench fertile 1 time, drench clear water to seedling flushing with thin mouth watering pot in 0.5h after drenching fertilizer；After drenching fertile 2 times, using mass concentration 3～compound fertilizer's solution of 5% instead, each two week drenches fertile 1 time.
Antibacterial described in above step (6) is carbendazim, Bravo and thiophanate, is used alternatingly according to a conventional method.
Described in above step (7), the method for seedling exercising is to open sunshade net, full exposure seedling exercising, gradually decreases water and fertile supply, to improve the nursery stock adaptation ability to environment, strengthens resistance.
Relative to prior art, the present invention has the advantages that:
1, the seedling medium in the keteleeria fortunei soilless substrate seedlings method for culturing seedlings of the south of the River of the present invention is formulated according to south of the River keteleeria fortunei physiological property, directly using coconut palm bran+peat soil+dreg as seedling medium, wherein coconut palm bran PH slant acidity effectively neutralizes with the alkalescence of peat soil and dreg；Containing abundant organic matter in dreg, wherein hydrolyzable nitrogen and quick-acting potassium content are respectively 664.76mg/kg and 1262.51mg/kg, have been mixed into calcium magnesium phosphate in substrate the most by a certain percentage, rationally meet the south of the River keteleeria fortunei growth of seedling demand to fertilizer；Substrate is drawn materials conveniently, is prone to preparation, easy and simple to handle, consumptive material is few, low cost.
2, the selection south of the River keteleeria fortunei plumule of the present invention plants seedlings when growing 1.0 ~ 3.0cm upper cup, it is that the south of the River keteleeria fortunei embryo Seedling Maturity grown during 1.0 ~ 3.0cm due to plumule is more preferable, easy to operate, and radicle cut off 1/4 ~ 1/2 after upper cup, the effect of south of the River keteleeria fortunei seedlings root growth can be promoted, be conducive to cultivating the strong sprout of well developed root system.
3, the material of the nutrient cup used by the present invention is degradable non-woven fabrics, can remove divesting nutrient cup during afforestation from, time saving and energy saving.
4, the south of the River keteleeria fortunei seedling root that the present invention cultivates is flourishing, robust growth, and root is not hindered by band original soil group during afforestation, can increase substantially survival rate and the increment of south of the River keteleeria fortunei afforestation.
5, the present invention has simple to operate, resource is sufficient, low cost, fertilizer efficiency are high, the feature of good absorbing, be conducive to the growth of seedling, the seedling high-quality cultivated is healthy and strong, growth is fast, and the development for rare tree south of the River keteleeria fortunei provides technical support, has preferable economic benefit, social benefit and ecological benefits.
Detailed description of the invention
Below in conjunction with specific embodiment, the invention will be further described.
Embodiment 1:
In mid or late November to early December, carry out south of the River keteleeria fortunei seed collection when the fruit of south of the River keteleeria fortunei is become brown from cyan.Insert again in clear water after the south of the River keteleeria fortunei seed collected is loaded mesh bag and soak seed, with brick or other weights, mesh bag is pressed in water, makes seed be submerged in completely in water, soak 2～3d, fully absorb water so that it is fully imbibition；Water 3～4 times are changed during seed soaking；Seed soaking removes mesh bag after terminating.Remove floating kind again, the full seed of reservation is placed in the potassium permanganate solution that mass concentration is 3% and soaks 15min, finally with clear water, south of the River keteleeria fortunei seed is rinsed well.
Before sowing seeds, sand bed is first bulldozed by 1d, and sprinkles water after completely moistening for the sand on husky bed, after the potassium permanganate solution of sprinkle mass concentration 3% is to husky bed sterilization, with clean thin film covering；Being mixed with south of the River keteleeria fortunei seed by wet sand and carry out sowing accelerating germination, husky and south of the River keteleeria fortunei seed volume ratio is 1: 1.The method of described sowing accelerating germination is that clean fine sand is placed in 110 DEG C of baking ovens drying, after naturally cooling to room temperature, fine sand is loaded in basin, spray clear water, after fine sand is moistening, spreads uniformly after keteleeria fortunei seed is poured into and mixed thoroughly together with fine sand on husky bed after sterilization, then cover the clean fine sand of thick layer 0.6cm, then make of iron wire and encircle, then cover with clean thin film；Periodically open thin film trickle moisturizing, during accelerating germination, spray 1～2 common fungicide.
Select smooth in physical features, illumination is sufficient, near the place at water source as ground, garden, selecting specification is that the degradable non-woven fabrics Seedling bag of 16cm × 16cm should the most closely be placed in the ground, garden of furrow width 1m, long 10m as nutrient cup, nutrient cup.Being coconut palm bran 70% with the coconut palm bran fully become thoroughly decomposed, peat soil and the Pleurotus ostreatus slag by volume percentage ratio become thoroughly decomposed, peat soil 25%, the Pleurotus ostreatus slag 5% become thoroughly decomposed mixes as substrate, then adds 2.5kg calcium magnesium phosphate by every 1000kg substrate, fills nutrient cup after being sufficiently mixed.The south of the River keteleeria fortunei seed growing plumule 1.0cm is dug from sand gently, insert in clear water and clean, cut off the 1/4 of radicle with shears；First the substrate in nutrient cup is drenched before planting seedlings, then in substrate, insert a duck eye with the waddy of chopsticks size, put into embryo Seedling, and surrounding substrate is compacted gently so that it is combine with embryo Seedling, water of drenching.
Plant seedlings through normal trickle after upper cup, keep substrate to moisten；6～sunshade net that obscurity in August is 70% put up Small plastic shed and shade；After upper cup 20d, drench fertile 1 time with the mixed solution of the conventional compound fertilizer of the nitrogenous fertilizer+mass concentration 1% of mass concentration 1% every fortnight, drench clear water with thin mouth watering pot in 0.5h after drenching fertilizer and rinse to seedling；After drenching fertile 2 times, using the conventional compound fertilizer solution of mass concentration 3% instead, each two week drenches fertile 1 time.Carbendazim, Bravo and thiophanate, prevention and elimination of disease and pests are used alternatingly according to a conventional method.Nursery stock can go out garden after carrying out 2 years cultivating；Go out garden and open sunshade net, full exposure seedling exercising in first 30 days, gradually decrease water and fertile supply, to improve the nursery stock adaptation ability to environment, strengthen resistance.Before going out garden, 1 d drenches water, selects height of seedling to be more than 2.5mm more than 30cm, footpath, ground, and root system is good, and robust growth is without the south of the River keteleeria fortunei outplanting afforestation of pest and disease damage.
Embodiment 2:
In mid or late November to early December, carry out south of the River keteleeria fortunei seed collection when the fruit of south of the River keteleeria fortunei is become brown from cyan.Insert again in clear water after the south of the River keteleeria fortunei seed collected is loaded mesh bag and soak seed, with brick or other weights, mesh bag is pressed in water, makes seed be submerged in completely in water, soak 2～3d, fully absorb water so that it is fully imbibition；Water 3～4 times are changed during seed soaking；Seed soaking removes mesh bag after terminating.Remove floating kind again, the full seed of reservation is placed in the potassium permanganate solution that mass concentration is 2% and soaks 18min, finally with clear water, south of the River keteleeria fortunei seed is rinsed well.
Before sowing seeds, sand bed is first bulldozed by 1d, and sprinkles water after completely moistening for the sand on husky bed, after the potassium permanganate solution of sprinkle mass concentration 3% is to husky bed sterilization, with clean thin film covering；Being mixed with south of the River keteleeria fortunei seed by wet sand and carry out sowing accelerating germination, husky and south of the River keteleeria fortunei seed volume ratio is 1: 1.The method of described sowing accelerating germination is that clean fine sand is placed in 110 DEG C of baking ovens drying, after naturally cooling to room temperature, fine sand is loaded in basin, spray clear water, after fine sand is moistening, spreads uniformly after keteleeria fortunei seed is poured into and mixed thoroughly together with fine sand on husky bed after sterilization, then cover the clean fine sand of thick layer 0.7cm, then make of iron wire and encircle, then cover with clean thin film；Periodically open thin film trickle moisturizing, during accelerating germination, spray 1～2 common fungicide.
Select smooth in physical features, illumination is sufficient, near the place at water source as ground, garden, selecting specification is that the degradable non-woven fabrics Seedling bag of 16cm × 18cm should the most closely be placed in the ground, garden of furrow width 1m, long 12m as nutrient cup, nutrient cup.Being coconut palm bran 70% with the coconut palm bran fully become thoroughly decomposed, peat soil and the Pleurotus ostreatus slag by volume percentage ratio become thoroughly decomposed, peat soil 25%, the Pleurotus ostreatus slag 5% become thoroughly decomposed mixes as substrate, then adds 4kg calcium magnesium phosphate by every 1000kg substrate, fills nutrient cup after being sufficiently mixed.The south of the River keteleeria fortunei seed growing plumule 2.0cm is dug from sand gently, insert in clear water and clean, cut off the 1/3 of radicle with shears；First the substrate in nutrient cup is drenched before planting seedlings, then in substrate, insert a duck eye with the waddy of chopsticks size, put into embryo Seedling, and surrounding substrate is compacted gently so that it is combine with embryo Seedling, water of drenching.
Plant seedlings through normal trickle after upper cup, keep substrate to moisten；6～sunshade net that obscurity in August is 75% put up Small plastic shed and shade；After upper cup 20d, drench fertile 1 time with the mixed solution of the conventional compound fertilizer of the nitrogenous fertilizer+mass concentration 1% of mass concentration 1% every fortnight, drench clear water with thin mouth watering pot in 0.5h after drenching fertilizer and rinse to seedling；After drenching fertile 2 times, using the conventional compound fertilizer solution of mass concentration 4% instead, each two week drenches fertile 1 time.Carbendazim, Bravo and thiophanate, prevention and elimination of disease and pests are used alternatingly according to a conventional method.Nursery stock can go out garden after carrying out 2 years cultivating；Go out garden and open sunshade net, full exposure seedling exercising in first 35 days, gradually decrease water and fertile supply, to improve the nursery stock adaptation ability to environment, strengthen resistance.Before going out garden, 1 d drenches water, selects height of seedling to be more than 2.5mm more than 30cm, footpath, ground, and root system is good, and robust growth is without the south of the River keteleeria fortunei outplanting afforestation of pest and disease damage.
Embodiment 3:
In mid or late November to early December, carry out south of the River keteleeria fortunei seed collection when the fruit of south of the River keteleeria fortunei is become brown from cyan.Insert again in clear water after the south of the River keteleeria fortunei seed collected is loaded mesh bag and soak seed, with brick or other weights, mesh bag is pressed in water, makes seed be submerged in completely in water, soak 2～3d, fully absorb water so that it is fully imbibition；Water 3～4 times are changed during seed soaking；Seed soaking removes mesh bag after terminating.Remove floating kind again, the full seed of reservation is placed in the potassium permanganate solution that mass concentration is 1% and soaks 20min, finally with clear water, south of the River keteleeria fortunei seed is rinsed well.
Before sowing seeds, sand bed is first bulldozed by 1d, and sprinkles water after completely moistening for the sand on husky bed, after the potassium permanganate solution of sprinkle mass concentration 3% is to husky bed sterilization, with clean thin film covering；Being mixed with south of the River keteleeria fortunei seed by wet sand and carry out sowing accelerating germination, husky and south of the River keteleeria fortunei seed volume ratio is 1: 1.The method of described sowing accelerating germination is that clean fine sand is placed in 110 DEG C of baking ovens drying, after naturally cooling to room temperature, fine sand is loaded in basin, spray clear water, after fine sand is moistening, spreads uniformly after keteleeria fortunei seed is poured into and mixed thoroughly together with fine sand on husky bed after sterilization, then cover the clean fine sand of thick layer 0.8cm, then make of bamboo chip and encircle, then cover with clean thin film；Periodically open thin film trickle moisturizing, during accelerating germination, spray 1～2 common fungicide.
Select smooth in physical features, illumination is sufficient, near the place at water source as ground, garden, selecting specification is that the degradable non-woven fabrics Seedling bag of 16cm × 20cm should the most closely be placed in the ground, garden of furrow width 1m, long 12m as nutrient cup, nutrient cup.Being coconut palm bran 70% with the coconut palm bran fully become thoroughly decomposed, peat soil and the Pleurotus ostreatus slag by volume percentage ratio become thoroughly decomposed, peat soil 25%, the Pleurotus ostreatus slag 5% become thoroughly decomposed mixes as substrate, then adds 5kg calcium magnesium phosphate by every 1000kg substrate, fills nutrient cup after being sufficiently mixed.The south of the River keteleeria fortunei seed growing plumule 3.0cm is dug from sand gently, insert in clear water and clean, cut off the 1/2 of radicle with shears；First the substrate in nutrient cup is drenched before planting seedlings, then in substrate, insert a duck eye with the waddy of chopsticks size, put into embryo Seedling, and surrounding substrate is compacted gently so that it is combine with embryo Seedling, water of drenching.
Plant seedlings through normal trickle after upper cup, keep substrate to moisten；6～sunshade net that obscurity in August is 80% put up Small plastic shed and shade；After upper cup 20d, drench fertile 1 time with the mixed solution of the conventional compound fertilizer of the nitrogenous fertilizer+mass concentration 1% of mass concentration 1% every fortnight, drench clear water with thin mouth watering pot in 0.5h after drenching fertilizer and rinse to seedling；After drenching fertile 2 times, using the conventional compound fertilizer solution of mass concentration 5% instead, each two week drenches fertile 1 time.Carbendazim, Bravo and thiophanate, prevention and elimination of disease and pests are used alternatingly according to a conventional method.Nursery stock can go out garden after carrying out 2 years cultivating；Go out garden and open sunshade net, full exposure seedling exercising in first 40 days, gradually decrease water and fertile supply, to improve the nursery stock adaptation ability to environment, strengthen resistance.Before going out garden, 1 d drenches water, selects height of seedling to be more than 2.5mm more than 30cm, footpath, ground, and root system is good, and robust growth is without the south of the River keteleeria fortunei outplanting afforestation of pest and disease damage.
Claims (8)
1. the soilless substrate method for culturing seedlings of a south of the River keteleeria fortunei, it is characterized in that: include seed collection and process, husky bed accelerating germination, nutrient cup selection, substrate preparation, the upper cup that plants seedlings, seedling management and outplanting operation, by gathering ripe south of the River keteleeria fortunei seed, carry out soaking seed, disinfect after implement husky bed accelerating germination, transplant in the non-woven fabrics nutrient cup equipped with substrate after seed germination, obtaining qualified south of the River keteleeria fortunei nursery stock by seedling management, main operational steps is as follows:
(1) seed collection and process: in mid or late November to early December, carry out south of the River keteleeria fortunei seed collection when the fruit of south of the River keteleeria fortunei is become brown from cyan；The seed collected is placed in clear water seed soaking 2～3d so that it is fully imbibition, then removes floating kind, the full seed of reservation is placed in the potassium permanganate solution immersion 15～20min that mass concentration is 1～3%, finally with clear water, south of the River keteleeria fortunei seed is rinsed well；
(2) husky bed accelerating germination: before sowing seeds, sand bed is first bulldozed by 1d, and sprinkle water after completely moistening for the sand on husky bed, after the potassium permanganate solution of sprinkle mass concentration 3% is to husky bed sterilization, with clean thin film covering；Being mixed with south of the River keteleeria fortunei seed by wet sand and carry out sowing accelerating germination, husky and south of the River keteleeria fortunei seed volume ratio is 1: 1；
(3) nutrient cup is selected: selection specification is that the degradable non-woven fabrics Seedling bag of 16cm × 16 ~ 20cm is as nutrient cup；
(4) substrate preparation: with the coconut palm bran fully become thoroughly decomposed, peat soil and the Pleurotus ostreatus slag that becomes thoroughly decomposed by certain volume percentage mix as the raw material of substrate, then add 2.5～5kg calcium magnesium phosphate by every 1000kg substrate, fill nutrient cup after being sufficiently mixed；
(5) plant seedlings upper cup: being dug gently from sand by the south of the River keteleeria fortunei seed growing plumule 1.0 ~ 3.0cm, inserts in clear water and cleans, cuts off the 1/4～1/2 of radicle with shears；First the substrate in nutrient cup is drenched before planting seedlings, then in substrate, insert a duck eye with the waddy of chopsticks size, put into embryo Seedling, and surrounding substrate is compacted gently so that it is combine with embryo Seedling, water of drenching；
(6) seedling management: through normal trickle after the upper cup that plants seedlings, keeps substrate to moisten；6～obscurity in August be 70～80% sunshade net put up Small plastic shed and shade；After upper cup 20d, start to nursery stock fertilising and spraying fungicide；
(7) outplanting: nursery stock can go out garden after carrying out 2 years cultivating；Within before going out garden 30～40 days, carrying out seedling exercising, before going out garden, 1 d drenches water, selects height of seedling to be more than 2.5mm more than 30cm, footpath, ground, and root system is good, and robust growth is without the south of the River keteleeria fortunei outplanting afforestation of pest and disease damage.
The soilless substrate method for culturing seedlings of a kind of south of the River the most according to claim 1 keteleeria fortunei, it is characterized in that: the method for step (1) described seed soaking is to soak seed inserting in clear water after south of the River keteleeria fortunei seed loading mesh bag again, with brick or other weights, mesh bag is pressed in water, make seed be submerged in completely in water, fully absorb water；Water 3～4 times are changed during seed soaking；Seed soaking removes mesh bag after terminating.
The soilless substrate method for culturing seedlings of a kind of south of the River the most according to claim 1 keteleeria fortunei, it is characterized in that: the method for step (2) described sowing accelerating germination is that clean fine sand is placed in 110 DEG C of baking ovens drying, after naturally cooling to room temperature, fine sand is loaded in basin, spray clear water, after fine sand is moistening, spread on husky bed after sterilization after keteleeria fortunei seed is poured into and mixed thoroughly together with fine sand uniformly, cover the clean fine sand of thick layer 0.6～0.8cm again, then make of iron wire or bamboo chip and encircle, then cover with clean thin film；Periodically open thin film trickle moisturizing, during accelerating germination, spray 1～2 common fungicide.
The soilless substrate method for culturing seedlings of a kind of south of the River the most according to claim 1 keteleeria fortunei, it is characterised in that: the percent by volume of the raw material of step (4) described substrate is coconut palm bran 70%, peat soil 25%, the Pleurotus ostreatus slag 5% become thoroughly decomposed.
The soilless substrate method for culturing seedlings of a kind of south of the River the most according to claim 1 keteleeria fortunei, it is characterised in that: nutrient cup described in step (4) should the most closely be placed in the ground, garden of the wide 1m of furrow, length 10～12m；Described garden it is selected at that physical features is smooth, illumination is sufficient, near the place at water source.
The soilless substrate method for culturing seedlings of a kind of south of the River the most according to claim 1 keteleeria fortunei, it is characterized in that: the method for step (6) described fertilising be every fortnight mass concentration 1% the mixed solution of compound fertilizer of nitrogenous fertilizer+mass concentration 1% drench fertile 1 time, drench clear water to seedling flushing with thin mouth watering pot in 0.5h after drenching fertilizer；After drenching fertile 2 times, using mass concentration 3～compound fertilizer's solution of 5% instead, each two week drenches fertile 1 time.
The soilless substrate method for culturing seedlings of a kind of south of the River the most according to claim 1 keteleeria fortunei, it is characterised in that: the antibacterial described in step (6) is carbendazim, Bravo and thiophanate, is used alternatingly according to a conventional method.
The soilless substrate method for culturing seedlings of a kind of south of the River the most according to claim 1 keteleeria fortunei, it is characterized in that: described in step (7), the method for seedling exercising is to open sunshade net, full exposure seedling exercising, gradually decrease water and fertile supply, to improve the nursery stock adaptation ability to environment, strengthen resistance.
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| CN106561387A (en) * | 2016-11-10 | 2017-04-19 | 唐翔 | High-yield and high-efficient Keteleeria oblonga seedling nursing method |
| CN106561388A (en) * | 2016-11-10 | 2017-04-19 | 唐翔 | Keteleeria calcarea seedling raising method for increasing survival rate of seedling raising |
| CN106688767A (en) * | 2016-11-10 | 2017-05-24 | 唐翔 | Method for raising Jiangnan keteleeria fortunei seedlings |
| CN106912350A (en) * | 2017-03-02 | 2017-07-04 | 广西壮族自治区林业科学研究院 | The step method for culturing seedlings of China fir Light media container seedling sand bed two |
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| CN106508575A (en) * | 2016-11-10 | 2017-03-22 | 唐翔 | Keteleeria pubescens seedling raising method |
| CN106550844A (en) * | 2016-11-10 | 2017-04-05 | 唐翔 | A kind of iron heavily fortified point keteleeria fortunei method for culturing seedlings of high-yield and high-efficiency |
| CN106561387A (en) * | 2016-11-10 | 2017-04-19 | 唐翔 | High-yield and high-efficient Keteleeria oblonga seedling nursing method |
| CN106561388A (en) * | 2016-11-10 | 2017-04-19 | 唐翔 | Keteleeria calcarea seedling raising method for increasing survival rate of seedling raising |
| CN106688767A (en) * | 2016-11-10 | 2017-05-24 | 唐翔 | Method for raising Jiangnan keteleeria fortunei seedlings |
| CN106912350A (en) * | 2017-03-02 | 2017-07-04 | 广西壮族自治区林业科学研究院 | The step method for culturing seedlings of China fir Light media container seedling sand bed two |
| CN107124976A (en) * | 2017-04-24 | 2017-09-05 | 广西壮族自治区林业科学研究院 | A kind of method of Calotropis gigantea container nursery |
| CN107318636A (en) * | 2017-08-07 | 2017-11-07 | 夏祥军 | A kind of soilless culture system of tuber crops |
| CN107996242A (en) * | 2017-11-07 | 2018-05-08 | 广西壮族自治区林业科学研究院 | A kind of Moringa container seedling culture method |
| CN108739248A (en) * | 2018-06-11 | 2018-11-06 | 松阳县湖溪林场 | A kind of Chinese torreya container nursery mushroom bran composite interstitial substance and its application |
| CN111543196A (en) * | 2020-04-17 | 2020-08-18 | 福建省清流国有林场(福建清流桂溪森林公园工作站) | Grafting method of Jiangnan Sequoia |
| CN113039891A (en) * | 2021-03-22 | 2021-06-29 | 云南省林木种苗工作总站(云南省林木种苗花卉产品质量监督检验站) | Cultivation method for increasing survival rate of Yunnan sequoia seeds |
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