(1) Facility tomato 1. Fertilization principle
(1) Rational application of organic fertilizer, reduction of the amount of nitrogen and phosphorus fertilizer, increase of potassium fertilizer, non-calcium soil and acid soil need to supplement calcium, magnesium, boron and other trace elements.
(2) According to crop yield, sorghum and soil fertility conditions, rational allocation of chemical fertilizers, most of the phosphorus fertilizer application, nitrogen and potassium fertilizers; early spring growth should not be frequent top dressing, pay attention to post-flowering and late-stage topdressing.
(3) Combine with high-yield cultivation techniques and adopt the principle of “small number of times†to rationally fertilize.
(4) The old shed with soil degradation needs to return to the field or apply high organic fertilizer with high C/N ratio, reduce the amount of fertilized manure, increase the number of rotations, and achieve the purpose of desalting and reducing continuous cropping obstacles.
2. Fertilization amount and proportion
(1) The seedling fertilizer is added with decomposed organic fertilizer, supplemented with phosphate fertilizer, 60~100 kg of decomposed poultry manure per 0.5 m2 seedbed, 0.5~1 kg of calcium magnesium phosphate fertilizer, 0.5 kg of potassium sulfate, sprayed according to the seedling condition 0.5 %~0.1% urea solution 1~2 times.
(2) Applying high-quality organic fertilizer to the base fertilizer for 2~3 square meters/mu.
(3) The production level is 4000~6000 kg/mu: nitrogen fertilizer (N) 15~20 kg/mu, phosphate fertilizer (P2O5) 8~10 kg/mu, potash fertilizer (K2O) 20~25 kg/mu; production level 6000~8000 Kg/mu: nitrogen fertilizer (N) 20~30 kg/mu, phosphate fertilizer (P2O5) 10~15 kg/mu, potash fertilizer (K2O) 30~35 kg/mu; production level 8000~10000 kg/mu: nitrogen fertilizer (N) 30~38 kg/mu, phosphate fertilizer (P2O5) 15~20 kg/mu, potash fertilizer (K2O) 35~40 kg/mu.
More than 70% of the phosphate fertilizer is used as the base fertilizer (point), and the rest is applied with the compound fertilizer, 20%~30% of the nitrogen and potassium fertilizer base, 70%~80% after the flowering to the ear expansion period, 3~10 times with the water. Shi, each time the application of nitrogen fertilizer (N) does not exceed 5-7 kg / mu.
(4) When the soil pH of the vegetable field is less than 6, the calcium, magnesium and boron are easily deficient, and the calcium fertilizer (Ca) is 50-75 kg/mu, and the magnesium fertilizer (Mg) is 4-6 kg/mu. 2 to 3 times of 0.1% concentration of boron fertilizer.
(two) chili
1. Fertilization principle
(1) Add high-quality organic fertilizer according to local conditions.
(2) Controlling fertilization during flowering period, from the beginning of flowering to branching and fruit setting, in addition to the serious shortage of fertilizer in plants, the application of fertilizer should be controlled to prevent falling, deciduous and fruit falling.
(3) The quick-acting fertilizer should be applied in time for the young fruit period and the harvesting period to promote the rapid expansion of the young fruit.
(4) After transplanting the peppers to the flowering stage, promote the control and combine with the thin fertilizer.
(5) Avoid using high-concentration fertilizer, avoid wet soil topdressing, avoid topdressing at high temperature at noon, avoid excessive concentration of topdressing.
2. Fertilization amount and proportion
(1) 2~4 square meters/mu of high-quality farmyard manure for one application.
(2) The production level is below 2000 kg/mu: nitrogen fertilizer (N) 10~12 kg/mu, phosphate fertilizer (P2O5) 3~4 kg/mu, potash fertilizer (K2O) 8~10 kg/mu; production level 2000~4000 Kg/mu: nitrogen fertilizer (N) 15~18 kg/mu, phosphate fertilizer (P2O5) 4~5 kg/mu, potash fertilizer (K2O) 10~12 kg/mu; yield level 4000 kg/mu: nitrogen fertilizer (N ) 18~22 kg/mu, phosphate fertilizer (P2O5) 5~6 kg/mu, potash fertilizer (K2O) 13~15 kg/mu.
(3) 20%~30% of total nitrogen fertilizer is used as base fertilizer, 70%~80% is used as top dressing; phosphate fertilizer is used as base fertilizer; 50%~60% of total potassium fertilizer is used as base fertilizer, and 40%~50% is used as top dressing.
(4) In the middle of the growth of pepper, pay attention to spraying 500 times of foliar boron fertilizer and foliar calcium fertilizer product respectively to prevent and control pepper umbilical rot.
(three) facilities cucumber
1. Fertilization principle
(1) Adding organic fertilizer, advocating the application of high-quality organic compost, paying attention to the application of compost with more straw, less application of poultry manure, implementation of organic and inorganic fertilizer and straw returning.
(2) According to the soil fertility conditions and the application amount of organic fertilizer, comprehensively consider the supply of environmental nutrients, and appropriately adjust the dosage of nitrogen, phosphorus and potassium fertilizers.
(3) Adopt reasonable irrigation techniques and follow a small number of irrigation fertilization principles. (4) After planting, it is not suitable for frequent topdressing in seedling stage. Nitrogen fertilizer and potassium fertilizer should be applied in stages, a small number of times, avoiding the application of compound fertilizer with high phosphorus content, and paying attention to topdressing in the middle and late stages.
(5) When the vegetable acidification is serious, an acidic soil conditioner such as lime should be applied in an appropriate amount.
2. Fertilization amount and proportion
(1) Incubating seedlings to increase the application of decomposed organic fertilizer, supplementing the application of phosphate fertilizer, applying 60~100 kg of decomposed organic fertilizer per 10 m2 seedbed, 0.5~1 kg of calcium magnesium phosphate fertilizer, 0.5 kg of potassium sulfate, and spraying 0.05% according to the seedling condition. 0.1% urea solution 1~2 times.
(2) Applying high-quality organic fertilizer to the base fertilizer for 3~4 square meters/mu.
(3) The production level is 14000~16000 kg/mu: nitrogen fertilizer (N) 45~50 kg/mu, phosphate fertilizer (P2O5) 20~25 kg/mu, potash fertilizer (K2O) 40~45 kg/mu.
(4) Production level 11000~14000 kg/mu: nitrogen fertilizer (N) 37~45 kg/mu, phosphate fertilizer (P2O5) 17~20 kg/mu, potash fertilizer (K2O) 35~40 kg/mu.
(5) The production level is 7000~11000 kg/mu: nitrogen fertilizer (N) 30~37 kg/mu, phosphate fertilizer (P2O5) 12~16 kg/mu, potash fertilizer (K2O) 30~35 kg/mu.
(6) The production level is 4000~7000 kg/mu: nitrogen fertilizer (N) 20~28 kg/mu, phosphate fertilizer (P2O5) 8~11 kg/mu, potash fertilizer (K2O) 25~30 kg/mu.
If drip fertigation is used, it can reduce fertilizer by 20%. If flooding is used, it is necessary to increase the amount of fertilizer by 10%~20% for each fertilization.
All organic fertilizers and phosphate fertilizers are used as base fertilizers. The initial flowering period is mainly controlled. All nitrogen fertilizers and potash fertilizers are regularly applied in 6~11 times according to the nutrient requirements during the growth period; the amount of nitrogen fertilizer applied per time does not exceed 5 kg/mu; The nitrogen and potassium fertilizers of winter and spring sorghum are divided into 6~7 times of topdressing, and the nitrogen and potassium fertilizers of wintering sorghum are divided into 10~11 times of topdressing.
Expert Group on Soil Testing and Formula Fertilization Technology of the Ministry of Agriculture
(1) Rational application of organic fertilizer, reduction of the amount of nitrogen and phosphorus fertilizer, increase of potassium fertilizer, non-calcium soil and acid soil need to supplement calcium, magnesium, boron and other trace elements.
(2) According to crop yield, sorghum and soil fertility conditions, rational allocation of chemical fertilizers, most of the phosphorus fertilizer application, nitrogen and potassium fertilizers; early spring growth should not be frequent top dressing, pay attention to post-flowering and late-stage topdressing.
(3) Combine with high-yield cultivation techniques and adopt the principle of “small number of times†to rationally fertilize.
(4) The old shed with soil degradation needs to return to the field or apply high organic fertilizer with high C/N ratio, reduce the amount of fertilized manure, increase the number of rotations, and achieve the purpose of desalting and reducing continuous cropping obstacles.
2. Fertilization amount and proportion
(1) The seedling fertilizer is added with decomposed organic fertilizer, supplemented with phosphate fertilizer, 60~100 kg of decomposed poultry manure per 0.5 m2 seedbed, 0.5~1 kg of calcium magnesium phosphate fertilizer, 0.5 kg of potassium sulfate, sprayed according to the seedling condition 0.5 %~0.1% urea solution 1~2 times.
(2) Applying high-quality organic fertilizer to the base fertilizer for 2~3 square meters/mu.
(3) The production level is 4000~6000 kg/mu: nitrogen fertilizer (N) 15~20 kg/mu, phosphate fertilizer (P2O5) 8~10 kg/mu, potash fertilizer (K2O) 20~25 kg/mu; production level 6000~8000 Kg/mu: nitrogen fertilizer (N) 20~30 kg/mu, phosphate fertilizer (P2O5) 10~15 kg/mu, potash fertilizer (K2O) 30~35 kg/mu; production level 8000~10000 kg/mu: nitrogen fertilizer (N) 30~38 kg/mu, phosphate fertilizer (P2O5) 15~20 kg/mu, potash fertilizer (K2O) 35~40 kg/mu.
More than 70% of the phosphate fertilizer is used as the base fertilizer (point), and the rest is applied with the compound fertilizer, 20%~30% of the nitrogen and potassium fertilizer base, 70%~80% after the flowering to the ear expansion period, 3~10 times with the water. Shi, each time the application of nitrogen fertilizer (N) does not exceed 5-7 kg / mu.
(4) When the soil pH of the vegetable field is less than 6, the calcium, magnesium and boron are easily deficient, and the calcium fertilizer (Ca) is 50-75 kg/mu, and the magnesium fertilizer (Mg) is 4-6 kg/mu. 2 to 3 times of 0.1% concentration of boron fertilizer.
(two) chili
1. Fertilization principle
(1) Add high-quality organic fertilizer according to local conditions.
(2) Controlling fertilization during flowering period, from the beginning of flowering to branching and fruit setting, in addition to the serious shortage of fertilizer in plants, the application of fertilizer should be controlled to prevent falling, deciduous and fruit falling.
(3) The quick-acting fertilizer should be applied in time for the young fruit period and the harvesting period to promote the rapid expansion of the young fruit.
(4) After transplanting the peppers to the flowering stage, promote the control and combine with the thin fertilizer.
(5) Avoid using high-concentration fertilizer, avoid wet soil topdressing, avoid topdressing at high temperature at noon, avoid excessive concentration of topdressing.
2. Fertilization amount and proportion
(1) 2~4 square meters/mu of high-quality farmyard manure for one application.
(2) The production level is below 2000 kg/mu: nitrogen fertilizer (N) 10~12 kg/mu, phosphate fertilizer (P2O5) 3~4 kg/mu, potash fertilizer (K2O) 8~10 kg/mu; production level 2000~4000 Kg/mu: nitrogen fertilizer (N) 15~18 kg/mu, phosphate fertilizer (P2O5) 4~5 kg/mu, potash fertilizer (K2O) 10~12 kg/mu; yield level 4000 kg/mu: nitrogen fertilizer (N ) 18~22 kg/mu, phosphate fertilizer (P2O5) 5~6 kg/mu, potash fertilizer (K2O) 13~15 kg/mu.
(3) 20%~30% of total nitrogen fertilizer is used as base fertilizer, 70%~80% is used as top dressing; phosphate fertilizer is used as base fertilizer; 50%~60% of total potassium fertilizer is used as base fertilizer, and 40%~50% is used as top dressing.
(4) In the middle of the growth of pepper, pay attention to spraying 500 times of foliar boron fertilizer and foliar calcium fertilizer product respectively to prevent and control pepper umbilical rot.
(three) facilities cucumber
1. Fertilization principle
(1) Adding organic fertilizer, advocating the application of high-quality organic compost, paying attention to the application of compost with more straw, less application of poultry manure, implementation of organic and inorganic fertilizer and straw returning.
(2) According to the soil fertility conditions and the application amount of organic fertilizer, comprehensively consider the supply of environmental nutrients, and appropriately adjust the dosage of nitrogen, phosphorus and potassium fertilizers.
(3) Adopt reasonable irrigation techniques and follow a small number of irrigation fertilization principles. (4) After planting, it is not suitable for frequent topdressing in seedling stage. Nitrogen fertilizer and potassium fertilizer should be applied in stages, a small number of times, avoiding the application of compound fertilizer with high phosphorus content, and paying attention to topdressing in the middle and late stages.
(5) When the vegetable acidification is serious, an acidic soil conditioner such as lime should be applied in an appropriate amount.
2. Fertilization amount and proportion
(1) Incubating seedlings to increase the application of decomposed organic fertilizer, supplementing the application of phosphate fertilizer, applying 60~100 kg of decomposed organic fertilizer per 10 m2 seedbed, 0.5~1 kg of calcium magnesium phosphate fertilizer, 0.5 kg of potassium sulfate, and spraying 0.05% according to the seedling condition. 0.1% urea solution 1~2 times.
(2) Applying high-quality organic fertilizer to the base fertilizer for 3~4 square meters/mu.
(3) The production level is 14000~16000 kg/mu: nitrogen fertilizer (N) 45~50 kg/mu, phosphate fertilizer (P2O5) 20~25 kg/mu, potash fertilizer (K2O) 40~45 kg/mu.
(4) Production level 11000~14000 kg/mu: nitrogen fertilizer (N) 37~45 kg/mu, phosphate fertilizer (P2O5) 17~20 kg/mu, potash fertilizer (K2O) 35~40 kg/mu.
(5) The production level is 7000~11000 kg/mu: nitrogen fertilizer (N) 30~37 kg/mu, phosphate fertilizer (P2O5) 12~16 kg/mu, potash fertilizer (K2O) 30~35 kg/mu.
(6) The production level is 4000~7000 kg/mu: nitrogen fertilizer (N) 20~28 kg/mu, phosphate fertilizer (P2O5) 8~11 kg/mu, potash fertilizer (K2O) 25~30 kg/mu.
If drip fertigation is used, it can reduce fertilizer by 20%. If flooding is used, it is necessary to increase the amount of fertilizer by 10%~20% for each fertilization.
All organic fertilizers and phosphate fertilizers are used as base fertilizers. The initial flowering period is mainly controlled. All nitrogen fertilizers and potash fertilizers are regularly applied in 6~11 times according to the nutrient requirements during the growth period; the amount of nitrogen fertilizer applied per time does not exceed 5 kg/mu; The nitrogen and potassium fertilizers of winter and spring sorghum are divided into 6~7 times of topdressing, and the nitrogen and potassium fertilizers of wintering sorghum are divided into 10~11 times of topdressing.
Expert Group on Soil Testing and Formula Fertilization Technology of the Ministry of Agriculture
ã€Comment】 ã€Print this article】 ã€Close this page】 ã€Large, medium and small】
Steel Deep Drawing Parts,Deep Drawing Fabrication Oem,Custom Factory Sheet Metal,Sheet Metal Deep Drawing Fabrication
JIANGSU TONGDE INTERNATIONAL TRADE CO.LTD. , https://www.tongdetrades.com