New Technology of Fertilizing in Dutch Beans

1. Cultivate strong seedlings Before the sowing, earth or paper bags or plastic crucibles should be arranged neatly to permeate the water, and the depth of the holes should be adjusted with a wooden stick. The holes should be 3 to 4 cm deep and then sown. Generally, heroic earthwork or paper bags are used to save labor and labor, and it is easy to transplant seedlings. Standards: different seasons, different times, different seedlings are different in temperature, and nursery time is also different. The average seedling age is about 30 days, with 4 to 6 true leaves, short thick stems, no lodging, no disease.

2. Reapply basal fertilizer. Before the crop is harvested, turn it deeper 20 to 24? After harvesting, turn it over to pick it up or freeze it. After the shed, apply 3,000 to 5,000 优质 high-quality rotting organic fertilizer for every 667 ,, mix and apply 30-50 过 of superphosphate, 50-60 草 of plant ash, then deep-deep 15 18 18 ,. Colonization.

3. After the planting, water and fertilizer management from the planting to the emergence of buds should not be watered and fertilized, mainly cultivating soil to promote root development, plant robust growth. The third cultivator cultivated the soil to the base of the first quarter, so that the base once again grows lateral roots and expands the area of ​​absorption. When the flower buds are immediately flushed with water, dilute feces 500 to 700? or compound fertilizers 15 to 20?, then loosen the surface and make a final shallow cultivator to control the pupa. The first fruit was made into a small pot. After the second flower was thanked, it began to flood the water. After the Dutch bean continuous flowering and scab, at the same time the base for a branch, the need for a large amount of fertilizer, every 10 to 15d irrigation water and fertilizer, it is best to use diluted fertilization and fertilizer intervals, each application of urea 10 to 15? Calcium phosphate 20 ~ 25? Or decomposed human urine 1000?. In particular, during the flood season, 50 litters of plant ash or 10 to 20 ounces of potassium sulfate are applied every 667 hours to supplement potassium.

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