Mung bean seedling management seed germination should not be too long
In case the seedlings are weak. Excessive humidity is one of the important causes of stunting disease, so the appropriate humidity should be controlled at seedling stage. Irrigation before sowing should be appropriate, too large, high humidity, and lower soil temperature; too small, the seedling stage to increase the number of watering, not only labor-consuming, but also increase humidity. In the early stage of seedling emergence, fine soil can be sprinkled on the bed surface for 1 or 2 times to preserve soil moisture and make up for cracks in the ground.
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Apply sufficient base fertilizer to mung bean
Although mung bean rhizobium has the ability of nitrogen fixation, the application of farm fertilizer and phosphorus and potassium fertilizer can obviously increase the yield. Before sowing, 2500 kg of farm manure, 20 kg of phosphate fertilizer and 1 kg of biological potash fertilizer were applied as base fertilizer per mu. If the field that is too late to apply base fertilizer, in the early stage of growth, that is, branching, the first flowering stage, the application of three-yuan compound fertilizer 7.5 thousand per mu.
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Control methods of mung bean root rot
(1) the heart leaf turns yellow at the beginning of the symptom. If the root system is pulled out, it can be seen that the lower part of the stem and the upper part of the main root are dark brown and slightly depressed. When the stem is cut open, the vascular bundle turns dark brown. When most of the roots rot, the plants wither and die. (2) the condition of the disease is low-lying, high soil moisture and ground temperature.
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