CN105746120A - Industrial hemp seed generation-adding reproduction method - Google Patents
Industrial hemp seed generation-adding reproduction method Download PDFInfo
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- CN105746120A CN105746120A CN201610105981.5A CN201610105981A CN105746120A CN 105746120 A CN105746120 A CN 105746120A CN 201610105981 A CN201610105981 A CN 201610105981A CN 105746120 A CN105746120 A CN 105746120A
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- seedling
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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
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
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Abstract
The invention discloses an industrial hemp seed generation-adding reproduction method, and belongs to the technical field of plant reproduction.The method includes the following steps of selecting a land, forming furrows for planting, applying sufficient base fertilizer, conducting sowing in October and November, conducting intertillage management, conducting intertillage weeding, conducting intertillage ridging, and performing harvest in middle March of the next year.The winter warm weather in the South is used for generation-adding reproduction of industrial hemp, the industrial hemp fast enters a reproduction growth stage from a nutrient growth stage, the seed breeding period is shortened, pest and disease damage is small, and the problem of shortage of industrial hemp seeds is solved.Meanwhile, hemp crops can be planted in multiple seasons in a year, sufficient seeds are provided for hemp production, seed deployment from different regions is reduced, cost is reduced, the seed breeding process is accelerated by generation-adding reproduction, and the method is of great significance in reproduction breeding of the industrial hemp.
Description
Technical field
The invention belongs to technical field of plant propagation, relate to a kind of industrial hemp seed adding generation method.
Background technology
Hemp is the traditional crop that China is ancient and important, stem hide fiber length and tough and tensile, in order to knit burlap or to spin,
Rope making rope, braiding fishing net and papermaking；Seed extracts oil, and oil content 30% is available for cooking edible oil, coating etc..After
Gradually to be replaced by other high yield cereal crops and fibre crops, cultivated area greatly reduces.But along with modern section
The development of skill, the purposes of industrial hemp is more extensive, leaf, skin, bone medicine, weaving, food, chemical industry,
The aspects such as building materials embody superior performance, and particularly Yunnan Agriculatural Academy selects series low toxicity industry greatly
Fiber crops kind, makes this ancient traditional crop shine the life made new advances.In the Yunnan of China, Shandong, Anhui,
Gansu, Heilungkiang, the Inner Mongol etc. save all has plantation and in development trend.For Speedup of reproduction and breeding kind process, according to work
Sparetime university fiber crops are short day crops, and lighting delay number or daylight time, industrial hemp was from nourishing and growing less than 12 hours
It is changed into reproductive growth, reduction in the life period.Winter climate feature gentle, that lighting delay number is not enough in south is utilized to enter
Row adding generation, shortens breeding cycle, industrial hemp is bred kind significant.
Summary of the invention
It is an object of the invention to solve the defect that above-mentioned prior art exists, it is provided that a kind of hemp quickly adds Dai Fan
The method grown.
The technical solution adopted in the present invention is, a kind of industrial hemp seed adding generation method, including following step
Rapid:
Step 1:
Plot selects: select fertile soil, the soil is porous, the convenient plot of irrigation and drainage, requires two plough two rakes wholely
The degree of depth is at more than 20cm, and soil block to harrow carefully, it is broken to harrow, and accomplishes that moisture in the soil face is smooth, and upturned soil is in small, broken bits, to ensure sowing
The degree of depth is moderate, improves emergence rate；
Step 2:
Opening railway carriage or compartment plantation: opening railway carriage or compartment according to planting requirement 1.8 meters, railway carriage or compartment is wide 1.5 meters, between railway carriage or compartment, passageway of holding concurrently, gutter is wide by 0.3
Rice；
Step 3:
Use sufficient base fertilizer: every mu with 15:15:15 NPK 20 kilograms, general calcium 30 kilograms, fertilizer 200
Kilogram, spread fertilizer over the fields in seed furrow/pool after mixing thoroughly, can sow；
Step 4:
Begin sowing in good time: sow in the 10-11 month, every mu of application rate 0.6 kilogram (i.e. 2.4 ten thousand seeds), plantation
Line-spacing 45-50 centimetre, spacing in the rows 18-20 centimetre, the most suitably pour water, in order to improve emergence rate and regularity；
Emerge number between 1.2-1.44 ten thousand strain, emerge two leaves wholeheartedly time, gently water a rich water, final singling 6500-7500
Plant/acre, heavy dressing is topdressed 15,000 grams/acre of urea, strengthens plant growing way, and the flower bud phase executes each 10 kilograms of urea, potash fertilizer
/ mu, promotes solid full；
Step 5:
Intertillage management: thinning for the first time, when height of seedling 20-30cm or seedling grow 3-4 to true leaf, in conjunction with weeding
Carry out thinning, topdress, according to different densities requirement, except sick seedling, weak seedling and seedling, stay by the every pool/spacing in the rows
3-4 strain in strong sprout；Final singling for the second time, when height of seedling 30-40cm or seedling grow 6-7 to true leaf, in conjunction with cultivation and banking,
Fertilising carries out final singling, removes weak seedling, seedling and diseased plant；
Step 6:
Before middle weeding: in seedling stage, i.e. seedling grow 8 pairs of true leaves, in the place that crop smothering is serious, implement artificial
Weeding or chemical weed control, Application of Herbicides is strong, should be prudent, first lab scale, re-uses；2-3 is had in weeds
Ye Shi, uses herbicide spray；
Step 7:
Cultivation and banking: during height of seedling 50-70cm, topdresses in conjunction with final singling, for the second time heavy dressing, carry in good time ditch earth up in
Root carries out stopping up root, to improve effect of topdressing, improves soil permeability, promotes well developed root system, prevents lodging；
Meanwhile, remove weeds in field, cleaning surrounding gutter and discharge outlet, be beneficial to the prevention against water-logging that drains flooded fields；
Step 8:
Results in good time: mid-March next year can gather in the crops, after female plant is pollinated, the flower in the middle part of the female inflorescence of 60%
When leaf is pitchy, fiber crops fringe is cleaned with a pointed instrument one by one and dries, fiber crops seed dry to moisture be less than 8%.
A kind of industrial hemp seed adding generation method is characterised by, in step 6, the consumption of herbicide is, often
Mu 40-50 milliliter mass concentration be 12.5% cover grass energy be watered 60 kilograms or 40-50 milliliter mass concentrations and be
The happy grass of 10% is extremely watered 60 kilograms.
The invention has the beneficial effects as follows, existing industrial hemp breeding technique is Summer-sowing results in winter, and this
The bright feature utilizing south winter climate gentle carries out adding generation, shortens breeding cycle, and pest and disease damage is few,
Solid full, Second Year late March can be gathered in the crops, and average yield per mu, up to more than 60 kilograms, can realize simultaneously
The crudefiber crop of season plantation more than a year, the production for locality hemp provides sufficient seed supply, minimizing strange land to adjust and plant this
One link and reduce cost, adding generation thus accelerate breeding process.
Detailed description of the invention
Below in conjunction with detailed description of the invention, the present invention is described in detail.
For making the object, technical solutions and advantages of the present invention clearer, below technical scheme in the present invention enter
Row clearly and completely describes, it is clear that described embodiment is a part of embodiment of the present invention rather than complete
The embodiment in portion.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creative labor
The every other embodiment obtained under dynamic premise, broadly falls into the scope of protection of the invention.
Implantation time: annual late October-November, temperature between 18 DEG C-29 DEG C, daylight time is 12
Hour plantation carried out above；
Select the plot that soil layer is deep, water and fertilizer condition is good, sow first 15 days and plow, deep more than 25 centimetres,
Removing after weeds rake is carefully raked and open railway carriage or compartment, railway carriage or compartment is wide 1.5 meters, and between railway carriage or compartment, passageway of holding concurrently, gutter is wide 30 centimetres.Broadcast for every mu
Plant 0.6 kilogram (i.e. 2.4 ten thousand seeds) of amount, Planting Row Distance 45-50 centimetre, spacing in the rows 18-20 centimetre, sowing
The most suitably pour water, in order to improve emergence rate and regularity.Number of emerging is general between 1.2-1.44 ten thousand strain, emerges
Two leaves wholeheartedly time gently water a rich water, final singling 6500-7500 plant/acre, heavy dressing is topdressed, 15,000 grams/acre of urea,
Strengthen plant growing way, execute 10,000 grams/acre of urea, potash fertilizer squaring period, promote solid full.In 3 months next years,
The last ten-days period can gather in the crops, about 145 days breeding time, yield more than 60 kilograms, close to breeding yield in summer.
Result of the test shows, winter, adding generation was feasible, and effect is preferable, is that a kind of industrial hemp seed adds Dai Fan
Grow the method having using value.With breed bigger difference summer: plant vegetative growth in summer phase length grow
Vigorous, branch is many, and planting density is little, and 2000 plants/acre, breeding time is longer, about 200 days growth period, no
It is beneficial to the plantation of many seasons.And the feature that the present invention utilizes south winter climate gentle strengthens planting density and carries out adding Dai Fan
Growing, hemp is short day crop, and winter, sunshine time was few, makes industrial hemp rapidly enter reproduction from nourishing and growing
Growth, shortens breeding cycle, and pest and disease damage is few, obtains yield, Second Year 3 with solid full main fringe
The last ten-days period moon can gather in the crops, and average yield per mu is up to more than 60 kilograms, and yield, close to yield in summer, can realize simultaneously
The crudefiber crop of season plantation more than a year, the production for locality hemp provides sufficient seed supply, minimizing strange land to adjust and plant this
One link and reduce cost, adding generation thus accelerate breeding process.
The present invention utilizes the feature increasing planting density that south winter climate is gentle, lighting delay number is not enough to carry out adding generation
Breeding, makes industrial hemp be changed into reproductive growth, reduction in the life period from nourishing and growing, shortens breeding cycle, carry
High reproductive efficiency, breeds kind significant to industrial hemp.
The present invention utilizes carry out adding generation winter, can shorten breeding cycle, and pest and disease damage is less, and plant spacing is big,
Being more conducive to obtain higher biological yield, seed then can continue as Xia Fan and provide kind of a source, it is achieved 1 year two generation is numerous
Grow.
In embodiment contrasting two kinds of planting densities, general planting is planting density in summer.
| Embodiment | Hemp Varieties | Plantation harvest time | Yield (kilogram) |
| Embodiment 1 | Cloud fiber crops No. 1 | 10 March | 68 |
| Embodiment 2 (conventional) | Cloud fiber crops No. 1 | 10 March | 43 |
| Embodiment 3 | Cloud fiber crops No. 1 | 11 March | 74 |
| Embodiment 4 (conventional) | Cloud fiber crops No. 1 | 11 March | 40 |
| Embodiment 5 | Brave numb No. 6 | 10 March | 66 |
| Embodiment (6 is conventional) | Brave numb No. 6 | 10 March | 44 |
| Embodiment 7 | Brave numb No. 6 | 10 March | 71 |
| Embodiment (8 is conventional) | Brave numb No. 6 | 11 March | 48 |
Last it is noted that above example is only in order to illustrate technical scheme, it is not intended to limit；
Although being described in detail the present invention with reference to previous embodiment, those of ordinary skill in the art should manage
Solve: the technical scheme described in foregoing embodiments still can be modified by it, or to wherein part skill
Art feature carries out equivalent；And these amendments or replacement, do not make the essence of appropriate technical solution depart from this
Invent the spirit and scope of each embodiment technical scheme.
Claims (2)
1. an industrial hemp seed adding generation method, it is characterised in that comprise the following steps:
Step 1:
Plot selects: select fertile soil, the soil is porous, the convenient plot of irrigation and drainage, requires two plough two rakes wholely
The degree of depth is at more than 20cm, and soil block to harrow carefully, it is broken to harrow, and accomplishes that moisture in the soil face is smooth, and upturned soil is in small, broken bits, to ensure sowing
The degree of depth is moderate, improves emergence rate；
Step 2:
Opening railway carriage or compartment plantation: opening railway carriage or compartment according to planting requirement 1.8 meters, railway carriage or compartment is wide 1.5 meters, between railway carriage or compartment, passageway of holding concurrently, gutter is wide by 0.3
Rice；
Step 3:
Use sufficient base fertilizer: every mu with 15:15:15 NPK 20 kilograms, general calcium 30 kilograms, fertilizer 200
Kilogram, spread fertilizer over the fields in seed furrow/pool after mixing thoroughly, can sow；
Step 4:
Begin sowing in good time: sow in the 10-11 month, every mu of application rate 0.6 kilogram, i.e. 2.4 ten thousand seeds, plantation
Line-spacing 45-50 centimetre, spacing in the rows 18-20 centimetre, the most suitably pour water, in order to improve emergence rate and regularity；
Emerge number between 1.2-1.44 ten thousand strain, emerge two leaves wholeheartedly time, gently water a rich water, final singling 6500-7500
Plant/acre, heavy dressing is topdressed 15,000 grams/acre of urea, strengthens plant growing way, and the flower bud phase executes each 10 kilograms of urea, potash fertilizer
/ mu, promotes solid full；
Step 5:
Intertillage management: thinning for the first time, height of seedling 20-30cm or when growing 3-4 to true leaf, carry out in conjunction with weeding
Thinning, topdress, according to different densities requirement, except sick seedling, weak seedling and seedling, stay strong sprout by the every pool/spacing in the rows
3-4 strain；Final singling for the second time, height of seedling 30-40cm or when growing 6-7 to true leaf, in conjunction with cultivation and banking, fertilising
Carry out final singling, remove weak seedling, seedling and diseased plant；
Step 6:
Middle weeding: in seedling stage, before i.e. growing 8 pairs of true leaves, in the place that crop smothering is serious, implements manually to remove
Grass or chemical weed control, Application of Herbicides is strong, should be prudent, first lab scale, re-uses；2-3 leaf is had in weeds
Time, use herbicide spray；
Step 7:
Cultivation and banking: during height of seedling 50-70cm, topdresses in conjunction with final singling, for the second time heavy dressing, carry in good time ditch earth up in
Root carries out stopping up root, to improve effect of topdressing, improves soil permeability, promotes well developed root system, prevents lodging；
Meanwhile, remove weeds in field, cleaning surrounding gutter and discharge outlet, be beneficial to the prevention against water-logging that drains flooded fields；
Step 8:
Results in good time: mid-March next year gathers in the crops；When female plant pollinate after, the floral leaf in the middle part of the female inflorescence of 60% in
During pitchy, fiber crops fringe is cleaned with a pointed instrument one by one and dries, fiber crops seed dry to moisture be less than 8%.
A kind of industrial hemp seed adding generation method the most according to claim 1, it is characterised in that
In described step 6, the consumption of herbicide is, converts with the cover grass energy that 40-50 milliliter mass concentration is 12.5% for every mu
60 kilograms or 40-50 milliliter mass concentrations of water be 10% happy grass be extremely watered 60 kilograms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610105981.5A CN105746120A (en) | 2016-02-26 | 2016-02-26 | Industrial hemp seed generation-adding reproduction method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610105981.5A CN105746120A (en) | 2016-02-26 | 2016-02-26 | Industrial hemp seed generation-adding reproduction method |
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| Publication Number | Publication Date |
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| CN105746120A true CN105746120A (en) | 2016-07-13 |
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ID=56331314
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610105981.5A Pending CN105746120A (en) | 2016-02-26 | 2016-02-26 | Industrial hemp seed generation-adding reproduction method |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106576820A (en) * | 2016-12-12 | 2017-04-26 | 罗永志 | Planting method of selenium-enriched cannabis |
| CN106954548A (en) * | 2017-04-06 | 2017-07-18 | 黑龙江省科学院大庆分院 | The method that industrial hemp breeding is carried out in warmhouse booth |
| CN107360958A (en) * | 2017-09-05 | 2017-11-21 | 中国农业科学院麻类研究所 | A kind of method of hemp fast-propagation |
| CN107896849A (en) * | 2017-12-11 | 2018-04-13 | 中国农业科学院麻类研究所 | A kind of ramie planting method |
| CN110012788A (en) * | 2019-05-16 | 2019-07-16 | 曲靖市沾益区汉晟丰工业***种植有限公司 | A kind of cultural method of flower leaf type industrial hemp |
| CN110622789A (en) * | 2019-10-24 | 2019-12-31 | 加美工业***生物科技(黑龙江)有限公司 | Seed setting and transformation method for industrial male marihuana plant |
| CN112514741A (en) * | 2019-09-19 | 2021-03-19 | 黑龙江汉美生工业***科技有限公司 | Method for controlling flowering time and flowering quantity of industrial hemp |
| CN112715289A (en) * | 2021-01-29 | 2021-04-30 | 广西壮族自治区农业科学院 | Method for identifying and rapidly propagating female palmetto hemp plants |
| CN112997877A (en) * | 2021-02-25 | 2021-06-22 | 黑龙江省科学院大庆分院 | Method for constructing hermaphrodite hemp recombinant inbred line population |
| CN114788479A (en) * | 2022-04-24 | 2022-07-26 | 浙江省农业科学院 | Industrial hemp germplasm resource preservation and breeding method |
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| CN103416206A (en) * | 2013-08-20 | 2013-12-04 | 山西省农业科学院经济作物研究所 | Improved variety breeding technology for industrial cannabis sativa L. |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106576820A (en) * | 2016-12-12 | 2017-04-26 | 罗永志 | Planting method of selenium-enriched cannabis |
| CN106954548A (en) * | 2017-04-06 | 2017-07-18 | 黑龙江省科学院大庆分院 | The method that industrial hemp breeding is carried out in warmhouse booth |
| CN107360958B (en) * | 2017-09-05 | 2020-05-26 | 中国农业科学院麻类研究所 | Method for rapid propagation of hemp |
| CN107360958A (en) * | 2017-09-05 | 2017-11-21 | 中国农业科学院麻类研究所 | A kind of method of hemp fast-propagation |
| CN107896849A (en) * | 2017-12-11 | 2018-04-13 | 中国农业科学院麻类研究所 | A kind of ramie planting method |
| CN110012788A (en) * | 2019-05-16 | 2019-07-16 | 曲靖市沾益区汉晟丰工业***种植有限公司 | A kind of cultural method of flower leaf type industrial hemp |
| CN110012788B (en) * | 2019-05-16 | 2022-03-29 | 曲靖市沾益区汉晟丰工业***种植有限公司 | Cultivation method of flower-leaf type industrial hemp |
| CN112514741A (en) * | 2019-09-19 | 2021-03-19 | 黑龙江汉美生工业***科技有限公司 | Method for controlling flowering time and flowering quantity of industrial hemp |
| CN110622789A (en) * | 2019-10-24 | 2019-12-31 | 加美工业***生物科技(黑龙江)有限公司 | Seed setting and transformation method for industrial male marihuana plant |
| CN112715289A (en) * | 2021-01-29 | 2021-04-30 | 广西壮族自治区农业科学院 | Method for identifying and rapidly propagating female palmetto hemp plants |
| CN112715289B (en) * | 2021-01-29 | 2022-08-02 | 广西壮族自治区农业科学院 | Method for identifying and rapidly propagating female palmetto hemp plants |
| CN112997877A (en) * | 2021-02-25 | 2021-06-22 | 黑龙江省科学院大庆分院 | Method for constructing hermaphrodite hemp recombinant inbred line population |
| CN114788479A (en) * | 2022-04-24 | 2022-07-26 | 浙江省农业科学院 | Industrial hemp germplasm resource preservation and breeding method |
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Application publication date: 20160713 |