CN115039647A - Water and fertilizer management method for high-yield planting of cyperus esculentus in aeolian sandy soil - Google Patents
Water and fertilizer management method for high-yield planting of cyperus esculentus in aeolian sandy soil Download PDFInfo
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- CN115039647A CN115039647A CN202210340075.9A CN202210340075A CN115039647A CN 115039647 A CN115039647 A CN 115039647A CN 202210340075 A CN202210340075 A CN 202210340075A CN 115039647 A CN115039647 A CN 115039647A
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- 239000003337 fertilizer Substances 0.000 title claims abstract description 68
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 61
- 235000005853 Cyperus esculentus Nutrition 0.000 title claims abstract description 49
- 238000007726 management method Methods 0.000 title claims abstract description 39
- 239000002689 soil Substances 0.000 title claims abstract description 17
- 241000103725 Cyperus esculentus var. esculentus Species 0.000 title 1
- 238000003973 irrigation Methods 0.000 claims abstract description 58
- 230000002262 irrigation Effects 0.000 claims abstract description 58
- 244000285774 Cyperus esculentus Species 0.000 claims abstract description 48
- 238000009331 sowing Methods 0.000 claims description 26
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 22
- 239000004202 carbamide Substances 0.000 claims description 22
- 230000012010 growth Effects 0.000 claims description 20
- 239000005696 Diammonium phosphate Substances 0.000 claims description 19
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 claims description 19
- 229910000388 diammonium phosphate Inorganic materials 0.000 claims description 19
- 235000019838 diammonium phosphate Nutrition 0.000 claims description 19
- OTYBMLCTZGSZBG-UHFFFAOYSA-L potassium sulfate Chemical compound [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 claims description 15
- 229910052939 potassium sulfate Inorganic materials 0.000 claims description 15
- 235000011151 potassium sulphates Nutrition 0.000 claims description 15
- 238000003306 harvesting Methods 0.000 claims description 10
- 241000234653 Cyperus Species 0.000 claims description 7
- 238000002360 preparation method Methods 0.000 claims description 7
- QJZYHAIUNVAGQP-UHFFFAOYSA-N 3-nitrobicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid Chemical compound C1C2C=CC1C(C(=O)O)C2(C(O)=O)[N+]([O-])=O QJZYHAIUNVAGQP-UHFFFAOYSA-N 0.000 claims description 5
- 238000011161 development Methods 0.000 claims description 5
- 230000018109 developmental process Effects 0.000 claims description 5
- 239000004021 humic acid Substances 0.000 claims description 5
- 239000003895 organic fertilizer Substances 0.000 claims description 4
- 238000012216 screening Methods 0.000 claims description 4
- 238000005553 drilling Methods 0.000 claims description 3
- 230000035784 germination Effects 0.000 claims description 3
- 238000005498 polishing Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 15
- 230000008901 benefit Effects 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000004720 fertilization Effects 0.000 abstract description 4
- 239000004576 sand Substances 0.000 abstract description 3
- 241000196324 Embryophyta Species 0.000 description 7
- 238000012545 processing Methods 0.000 description 4
- 230000001737 promoting effect Effects 0.000 description 4
- 244000025254 Cannabis sativa Species 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- PUKLDDOGISCFCP-JSQCKWNTSA-N 21-Deoxycortisone Chemical compound C1CC2=CC(=O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@@](C(=O)C)(O)[C@@]1(C)CC2=O PUKLDDOGISCFCP-JSQCKWNTSA-N 0.000 description 1
- 241000234646 Cyperaceae Species 0.000 description 1
- FCYKAQOGGFGCMD-UHFFFAOYSA-N Fulvic acid Natural products O1C2=CC(O)=C(O)C(C(O)=O)=C2C(=O)C2=C1CC(C)(O)OC2 FCYKAQOGGFGCMD-UHFFFAOYSA-N 0.000 description 1
- 206010036590 Premature baby Diseases 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002509 fulvic acid Substances 0.000 description 1
- 229940095100 fulvic acid Drugs 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000050 nutritive effect Effects 0.000 description 1
- 229920001542 oligosaccharide Polymers 0.000 description 1
- 150000002482 oligosaccharides Chemical class 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001850 reproductive effect Effects 0.000 description 1
- 230000002786 root growth Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- VCKUSRYTPJJLNI-UHFFFAOYSA-N terazosin Chemical compound N=1C(N)=C2C=C(OC)C(OC)=CC2=NC=1N(CC1)CCN1C(=O)C1CCCO1 VCKUSRYTPJJLNI-UHFFFAOYSA-N 0.000 description 1
- 229960001693 terazosin Drugs 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000009105 vegetative growth Effects 0.000 description 1
Classifications
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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
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/22—Improving land use; Improving water use or availability; Controlling erosion
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- Life Sciences & Earth Sciences (AREA)
- Botany (AREA)
- Environmental Sciences (AREA)
- Fertilizers (AREA)
Abstract
The invention discloses a water and fertilizer management method for high-yield planting of cyperus esculentus in aeolian sandy soil, which embodies the irrigation quantity and the fertilization quantity in each period on the basis of the original conventional production and planting, so that the water and fertilizer management method is more rapid and clear in the operation process. On one hand, an effective yield increase method is provided in the conventional cyperus esculentus planting, compared with the conventional cyperus esculentus planting management of peasants, the yield per mu is increased by one time, the economic benefit is increased by 60-70%, the income of growers is greatly increased, and the method has good economic benefit and social benefit; on the other hand, the cyperus esculentus planted in the sandy soil can prevent wind and fix sand, and has important ecological benefit on protecting ecological balance.
Description
Technical Field
The invention relates to the technical field of agriculture, in particular to a water and fertilizer management method for high-yield planting of cyperus aethiopicus.
Background
The cyperus esculentus is also called cyperus esculentus, is a herbaceous plant of cyperaceae, is not only a pioneer plant for biologically repairing a fragile ecological system such as wind prevention, sand fixation, soil culture and the like, but also is a high-quality, high-yield and high-comprehensive utilization value economic crop used for both oil, grains, feeds, medicines and the like. At present, cyperus esculentus is more and more favored by people and is an oil crop with good development prospect. In the prior art, the planting of the cyperus esculentus is difficult to manage, and in the planting process, each detailed operation is difficult to control timely and accurately, so that the yield is low, and therefore, an improvement space exists.
Disclosure of Invention
The invention aims to provide a water and fertilizer management method for high-yield planting of cyperus aethiopicus.
In order to achieve the purpose, the invention is implemented according to the following technical scheme:
the invention comprises the following steps:
s1: soil preparation and base fertilizer application: selecting barren aeolian sandy soil for planting; applying all organic fertilizers as base fertilizers before sowing, and performing shallow ploughing or drilling along with sowing;
s2: sowing by adopting a machine and adopting drip irrigation equipment;
s3: applying urea, diammonium phosphate and humic acid fertilizer along with water drop irrigation;
s4: carrying out drip irrigation according to the growth and development indexes of the cyperus esculentus, and carrying out growth period management;
s5: according to the weather and the mature condition of the cyperus esculentus, the cyperus esculentus is harvested and transported to a screening site by adopting a traction type or self-propelled cyperus esculentus harvesting machine, and then the ground is removed, polished and aired.
Further, in the step S1, the application amount of the organic fertilizer is 100kg-200 kg/mu.
Furthermore, the seeds in the step S2 have purity of more than 90%, purity of more than 97%, germination rate of more than 85%, and water content of no more than 9%.
Further, in the step S2, sowing seeds with the depth of 5cm and 2 tubers in each hole, adopting drip irrigation, and adopting a 1-pipe and 2-row laying mode for drip irrigation belts; the irrigation quantity is 300m 3 Per mu.
Further, the fertilizer in the step S3 is water soluble fertilizer, the fertilizing amount is 75-95 kg/mu, wherein 35-40kg of urea (N is more than or equal to 46%) and diammonium phosphate (P) 2 O 5 Not less than 52 percent, N not less than 17 percent) 25-35kg, potassium sulfate (K) 2 O≥ 50％)15-20kg。
Further, the step S4 of managing the growth period includes seedling emergence, seedling stage, tillering stage, initial stage of tuber, full stage of tuber and mature stage;
and (3) sowing and seedling emergence: after sowing, irrigating seedling emergence water with the irrigation quantity of 15m 3 Applying urea 1-1.5 kg/mu with water drop;
the seedling stage is as follows: dripping water for 2-3 times with water amount of 10m each time 3 Per mu;
the tillering stage is as follows: dripping for 3-4 times with water amount of 15m each time 3 About per mu, 1.5-2 kg/mu of drip irrigation fertilizer urea, 1-1.5 kg/mu of diammonium phosphate and 1 kg/mu of potassium sulfate are applied along with water drops;
at the initial stage of the tuber: drip irrigation for 6-8 days for 3-4 times with irrigation quantity of 18m each time 3 Drip irrigation fertilizer is applied along with water drops per mu, wherein 2.5 kg/mu-5 kg/mu of urea, 2-2.5 kg/mu of diammonium phosphate and 1.5 kg/mu of potassium sulfate;
the full-term of the tuber: drip irrigation for 3-4 times at 8d-10d with water amount of 25m each time 3 Drip irrigation fertilizer is applied along with water drops per mu, wherein 2.5 kg/mu of urea, 3-3.5 kg/mu of diammonium phosphate and 2 kg/mu of potassium sulfate;
the mature period is as follows: drip irrigation for 1-2 times at the time of 9-10 days, wherein the irrigation quantity is 18m 3 Drip irrigation fertilizer is applied along with water drop, wherein 2 kg/mu of urea, 1-1.5 kg/mu of diammonium phosphate and 1 kg/mu of potassium sulfate are applied; the water was stopped in mid 9 months.
The invention has the beneficial effects that:
the invention relates to a water and fertilizer management method for high-yield planting of cyperus esculentus, which is characterized in that the irrigation quantity and the fertilization quantity in each period are embodied on the basis of the conventional production and planting, so that the cyperus esculentus is faster and clearer in the operation process. On one hand, an effective yield increase method is provided in the conventional cyperus esculentus planting, compared with the conventional cyperus esculentus planting management of peasants, the yield per mu is increased by one time, the economic benefit is increased by 60-70%, the income of growers is greatly increased, and the method has good economic benefit and social benefit; on the other hand, the cyperus esculentus planted in the sandy soil can prevent wind and fix sand, and has important ecological benefit on protecting ecological balance.
Detailed Description
The invention will be further described with reference to the following specific examples, which are illustrative of the invention and are not to be construed as limiting the invention.
The invention comprises the following steps:
s1: soil preparation and base fertilizer application: selecting barren aeolian sandy soil for planting; applying all organic fertilizers as base fertilizers before sowing, and performing shallow turning or drill sowing along with sowing before sowing;
s2: sowing by adopting a machine and adopting drip irrigation equipment;
s3: applying urea, diammonium phosphate and humic acid fertilizer along with water drop irrigation;
s4: carrying out drip irrigation according to the growth and development indexes of the cyperus esculentus, and carrying out growth period management;
s5: according to the weather and the mature condition of the cyperus esculentus, the cyperus esculentus is harvested and transported to a screening site by adopting a traction type or self-propelled cyperus esculentus harvesting machine, and then the ground is removed, polished and aired.
Specifically, the specific operations of the steps of the invention are as follows:
step 1 soil preparation and base fertilizer application
And selecting barren aeolian sandy soil for planting. Applying all the organic fertilizer before sowing as base fertilizer, shallow ploughing before sowing or drilling when sowing along with sowing, wherein the application amount of the organic fertilizer per mu is 100kg-200 kg/mu. The growing period of the cyperus esculentus is divided into a seedling stage, a tillering stage, a tuber initial stage, a tuber full stage and a mature stage.
Step 2, field management
The test variety is a high-yield, disease-resistant and high-quality variety with strong adaptability. Such as: the round grain varieties such as Zhongsha No. 1 and Zhongsha No. 2 are suitable, and coating and seed dressing can be carried out under certain conditions. The seed quality meets the national quality requirements of original seeds, the purity is more than 90 percent, the purity is more than 97 percent, the germination rate is more than 85 percent, and the moisture content is not higher than 9 percent. The sowing mode adopts machine sowing with the sowing depth of 5cm and 2 tubers per hole, and adoptsDrip irrigation, the drip irrigation zone adopts a 1-pipe and 2-line laying mode. The irrigation quantity is 300m 3 The optimum is per mu. The fertilizer to be tested is water-soluble fertilizer, the fertilizing amount is 75-95 kg/mu, and the fertilizer comprises 35-40kg of urea (N is more than or equal to 46 percent) and diammonium phosphate (P) 2 O 5 Not less than 52 percent, N not less than 17 percent) 25-35kg, potassium sulfate (K) 2 O≥50％)15-20kg。
Step 3 management of growth period
Sowing till emergence of seedlings:
time: about 5 months and 30 days
And (3) water and fertilizer management: after sowing, irrigating seedling emergence water, wherein the seedling emergence water irrigation amount is about 15 square/mu, and urea is dripped along with water to apply 1-1.5 kg/mu, so that early seedlings, full seedlings, uniform seedlings, strong seedlings and uniform seedlings are achieved.
Indexes are as follows: the leaves are thick, fresh green, 5-8cm long and the rate of emergence is more than 85%.
And (3) seedling stage:
time: 26 days in month 5-15 days in month 6
And (3) water and fertilizer management: dripping for 2-3 times with 10m of water per time 3 About per mu, 1-1.5 kg/mu of urea and 1 kg/mu of diammonium phosphate are drip-irrigated along with water drop application, and humic acid fertilizer and terazosin fertilizer are allowed to be added under the condition of promoting root growth and achieving the effects of increasing roots, strengthening seedlings and promoting tillering.
The indexes are as follows: the early hair is stable and the root and the seedling are promoted. The number of leaves in seedling stage is 2-5, and the plant height is about 15 cm.
And (3) tillering stage:
time: planning to take 20 days in 6 months to 15 days in 7 months
And (3) water and fertilizer management: dripping water for 3-4 times according to the growth and development indexes of Cyperus esculentus, and the water irrigation amount is 15m each time 3 About per mu, 1.5-2 kg/mu of drip irrigation fertilizer urea, 1-1.5 kg/mu of diammonium phosphate and 1 kg/mu of potassium sulfate are applied along with water drops.
Indexes are as follows: coordinating vegetative growth and reproductive growth, and tillering to form effective tillering. The number of leaves is 4-7, and the plant height is about 55-60 cm.
In the early stage of tuber formation:
time: planning 7 months and 15 days to 8 months and 5 days
And (3) water and fertilizer management: drip irrigation once in 6-8 days for 3-4 times with 1 irrigation amount each time8m 3 Drip irrigation fertilizer is applied along with water drop, wherein the weight of urea is 2.5 kg/mu-5 kg/mu, the weight of diammonium phosphate is 2-2.5 kg/mu, and the weight of potassium sulfate is 1.5 kg/mu.
Indexes are as follows: promoting reproduction, increasing tillering, establishing reasonable plant height of colony structure 60-70 cm, leaf number 7-12, and tillering 15-20.
The full-term tuber:
time: planning 8 months and 5 days to 8 months and 30 days
And (3) water and fertilizer management: increasing the grain number, preventing premature senility, preventing greenish grass growth and increasing the grain weight, and further constructing a reasonable colony structure. Generally, the drip irrigation is carried out once within 8d to 10d, the irrigation frequency is 3 to 4 times, and the irrigation quantity is 25m each time 3 Drip irrigation fertilizer is applied along with water drop, wherein the weight of urea is 2.5 kg/mu, the weight of diammonium phosphate is 3-3.5 kg/mu, and the weight of potassium sulfate is 2 kg/mu.
Indexes are as follows: the plant height is 80cm-100cm, and the number of leaves per plant is 12-16.
And (3) mature period:
time: 30 days in 8 months to 20 days in 9 months
And (3) water and fertilizer management: promoting prematurity, preventing senilism, increasing thousand seed weight, and improving quality. Generally carrying out drip irrigation for 1-2 times at 9-10 days, wherein the irrigation quantity is 18m 3 Drip irrigation fertilizer is applied along with water drop, wherein the weight of urea is 2 kg/mu, the weight of diammonium phosphate is 1-1.5 kg/mu, and the weight of potassium sulfate is 1 kg/mu. The water is cut off at about 9 months and 15 months.
Indexes are as follows: the leaves of the population turn dark green from oil green and the leaf tips turn dark yellow.
Step 4 harvesting and processing
And selecting proper harvesting time according to weather and the mature condition of the cyperus esculentus. Before blooming, grass cutting can be carried out. The mow is not needed when the cyperus esculentus withers, the hay keeps green, and the cyperus esculentus has high nutritive value and economic value. The cyperus esculentus is harvested by adopting a traction-type or self-propelled cyperus esculentus harvesting machine. And (4) conveying the newly harvested cyperus esculentus to a screening field in time, removing soil, polishing and airing.
The time of spraying outside the root should be avoided in rainy weather. The implementation method comprises the steps of land preparation, base fertilizer application, field management, growth period management and harvesting processing, and adopts a conventional production and planting method.
Example 1:
the invention practices the cyperus esculentus planting technology in 54 groups of third soldiers in production and construction of the army in Xinjiang, the tested variety is cyperus esculentus No. 1, the practice flow comprises four steps of land preparation and base fertilizer application, field management, growth period management and harvesting processing, and the cyperus esculentus planting adopts the production and planting method of land preparation and base fertilizer application, field management, growth period management and harvesting processing specified above. The key point of the invention is the implementation process of the water and fertilizer precise management steps in each growth period of the cyperus esculentus, and the key points are as follows:
preparing a fertilizer: the fertilizer is instant water-soluble fertilizer, so that the phenomenon that the drip opening is blocked due to the fact that the fertilizer cannot be dissolved is avoided.
Irrigation and fertilization principles in different growth periods: uniformly applying the fertilizer according to the principle of less fertilizer in each period and more fertilizer in each period according to the overall irrigation and fertilization amount requirements in the seedling stage, the tillering stage, the initial tuber stage, the full tuber stage and the mature stage, and controlling each period to be 3-4 times, so that drought damage and even withering of the cyperus esculentus caused by water shortage in a long period are avoided.
And (3) seedling stage: in the seedling stage, according to the growth of the cyperus esculentus seedlings and the local climate conditions, rooting agents such as fulvic acid, humic acid and oligosaccharide anti-adversity rooting fertilizers are properly added, so that the early rooting and vigorous seedling growing of the cyperus esculentus are accelerated.
The application time of the water and fertilizer drop irrigation is as follows: the irrigation is controlled within 10-14 hours, the size switch of the fertilizing device is adjusted, the fertilizing time is longer than 6 hours, and the condition that the fertilizer is intensively applied or is incompletely applied is avoided.
TABLE 1 analysis of the yield composition of Cyperus esculentus
As can be seen from Table 1, in the management of Cyperus esculentus planting, the management of the growth period has important significance. Compared with the common farmer planting, the method has the advantages that the yield composition is obviously improved, the grain number of a single hole is improved by 78%, the weight of the single hole is improved by 70%, and the yield is improved by 113%. Therefore, the method has a remarkable positive effect on the water and fertilizer management in the cyperus esculentus growth period.
The practical application of the method shows that the method only plans the growth period management on the basis of the conventional production and planting, has accurate practical technology on water and fertilizer management, is simple to implement, convenient to operate, easy to master, convenient to popularize and apply, low in investment and large in harvest. The yield of the cyperus esculentus can be greatly improved, and the yield per hectare of the cyperus esculentus is improved by more than 110 percent compared with the yield of the cyperus esculentus planted by the current farmers. Thereby ensuring stable yield, improving income of farmers and simultaneously improving economic benefits.
The technical solution of the present invention is not limited to the limitations of the above specific embodiments, and all technical modifications made according to the technical solution of the present invention fall within the protection scope of the present invention.
Claims (6)
1. The water and fertilizer management method for high-yield planting of cyperus esculentus in aeolian sandy soil is characterized by comprising the following steps of:
s1: soil preparation and base fertilizer application: selecting barren aeolian sandy soil for planting; applying all organic fertilizers as base fertilizers before sowing, and performing shallow ploughing or drilling along with sowing;
s2: sowing by adopting a machine and adopting drip irrigation equipment;
s3: applying urea, diammonium phosphate and humic acid fertilizer along with water drop irrigation;
s4: carrying out drip irrigation according to the growth and development indexes of the cyperus esculentus, and carrying out growth period management;
s5: according to weather and the mature condition of the cyperus esculentus, the cyperus esculentus is harvested by adopting a traction type or self-propelled cyperus esculentus harvesting machine and is transported to a screening place, and then soil removal, polishing and airing are carried out.
2. The management method for the high-yield planting of the cyperus aemoreus as claimed in claim 1, characterized in that: in the step S1, the application amount of the organic fertilizer is 100kg-200 kg/mu.
3. The management method for the high-yield planting of the cyperus aemoreus as claimed in claim 1, characterized in that: the seed in the step S2 has purity of more than 90%, purity of more than 97%, germination rate of more than 85%, and water content of no more than 9%.
4. The water and fertilizer management method for high-yield planting of cyperus aegypti according to claim 1, characterized by comprising the following steps: in the step S2, sowing seeds with the depth of 5cm, 2 tubers in each hole, adopting drip irrigation, and adopting a 1-pipe and 2-row laying mode for a drip irrigation tape; the irrigation quantity is 300m 3 Per mu.
5. The water and fertilizer management method for high-yield planting of cyperus aegypti according to claim 1, characterized by comprising the following steps: the fertilizer in the step S3 is water soluble fertilizer, the fertilizing amount is 75-95 kg/mu, wherein 35-40kg of urea (N is more than or equal to 46 percent) and diammonium phosphate (P) 2 O 5 More than or equal to 52 percent of N, more than or equal to 17 percent of N, 25-35kg of potassium sulfate (K) 2 O≥50％)15-20kg。
6. The water and fertilizer management method for high-yield planting of cyperus aegypti according to claim 1, characterized by comprising the following steps: the step S4 of growing period management comprises seedling emergence, seedling stage, tillering stage, initial tuber stage, full tuber stage and mature stage;
and (3) sowing and seedling emergence: after sowing, irrigating seedling emergence water with the irrigation quantity of 15m 3 1-1.5 kg/mu of urea is dripped along with water;
the seedling stage is as follows: dripping water for 2-3 times with water amount of 10m each time 3 Per mu;
the tillering stage is as follows: dripping for 3-4 times with water amount of 15m each time 3 About per mu, 1.5-2 kg/mu of drip irrigation fertilizer urea, 1-1.5 kg/mu of diammonium phosphate and 1 kg/mu of potassium sulfate are applied along with water drops;
at the initial stage of the tuber: drip irrigation once in 6-8 days for 3-4 times with irrigation quantity of 18m each time 3 Drip irrigation fertilizer is applied along with water drop, wherein the weight of urea is 2.5 kg/mu-5 kg/mu, the weight of diammonium phosphate is 2-2.5 kg/mu, and the weight of potassium sulfate is 1.5 kg/mu;
the full period of the tuber: drip irrigation for 3-4 times at 8d-10d with irrigation quantity of 25m each time 3 Drip irrigation fertilizer is applied along with water drop, wherein 2.5 kg/mu of urea, 3-3.5 kg/mu of diammonium phosphate and 2 kg/mu of potassium sulfate are applied;
the mature period is as follows: drip irrigation for 1-2 times at the time of 9-10 days, wherein the irrigation quantity is 18m 3 Mu, with waterDrip-applying drip irrigation fertilizer, 2 kg/mu of urea, 1-1.5 kg/mu of diammonium phosphate and 1 kg/mu of potassium sulfate; the water was stopped in mid 9 months.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115868374A (en) * | 2022-12-09 | 2023-03-31 | 石河子大学 | Method for efficiently planting cyperus esculentus interplanting watermelon desertification marginal land |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| KR20000065978A (en) * | 1999-04-12 | 2000-11-15 | 김동춘 | A method of cultivation for the earth-almond |
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