Soy beans to prevent falling flowers
The phenomenon of falling flowers will occur in kidney beans when the temperature is above 30 degrees Celsius or the soil is too dry and wet in windy weather, lack of nutrients and weak light, so field management should be strengthened to prevent flowers and fruits from falling. Experiments have proved that the application of biological potassium fertilizer can reduce the occurrence of flower and fruit drop.
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Cultivation techniques of beans in early spring
Prepare irrigation before sowing before winter, make soil moisture for sowing in early spring, 6 kg per mu, ultra-thin plastic film (70 cm wide), 3000 kg organic fertilizer, 10 kg urea, 8 kg diammonium and 10 kg potassium chloride per mu. Sow and cover with plastic film after the surface is thawed in early spring. The border width is 50.
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Cultivation techniques of beans in early spring in plastic greenhouse
Symptoms of bean blight: mainly harmful to stems, leaves and pods. At the beginning of the disease, the stem showed a water stain, and then the wet rot constricted around the stem, and the leaves and vines above the diseased part withered. When the humidity was high, the cortex rotted and the surface produced white mold. The infected part of the leaves showed dark green water stains at first, then enlarged into round light brown spots and white mold on the surface.
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