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Best NPK fertilizer for Mung bean

VIEWS: times Release Date:2020-06-12

Mung bean is a common legume. It can produce a variety of delicacy and has high nutritional value and economic value. When planting mung bean, fertilization is an important point. It is related to the output and quality of mung bean, and it also indirectly affects the farmers' income.


For every 100 kilograms of mung bean grain produced, 9.68 kilograms of nitrogen, 2.93 kilograms of phosphorus (P2O5) and 3.51 kilograms of potassium (K2O) are required. Except that 1/3 of nitrogen comes from the atmosphere, the rest of the nutrients must be absorbed from the soil .

 

Mung beans have high requirements for the balanced distribution of several trace elements such as N, P, K and B, Mo, Zn, Mn, etc. Soil measurement and fertilizer must be taken to achieve high and stable production requirements. The specific fertilization program is as follows:

Best NPK fertilizer for Mung bean

1. Base fertilizer: mainly organic fertilizer, supplemented by some quick-acting chemical fertilizers; generally apply 2 to 3 square meters of farmyard manure, 10 to 25 kg of diammonium hydrogen phosphate (highest limit for hydrolyzed nitrogen below 60 ppm), and 0 to 10 kg of potassium sulfate .

Best NPK fertilizer for Mung bean

2. Top dressing: it can be supplemented during the whole period from branching to harvest. The supplementary methods are two kinds of spraying before rain and foliar spraying. The principle of mastering is a small number of times, N, P, K are balanced, the general dosage is: spreading 5 kg/mu of compound fertilizer, times; spraying 1.0% urea, 0.5% potassium dihydrogen phosphate, generally 10 to 15 days apart Shi once.

Best NPK fertilizer for Mung bean

3. Micro-fertilizer application: Mung bean should pay attention to micro-fertilizer application, focusing on B, Mo, Zn. Generally, the soil content should be measured before deciding whether and how much to apply. The spraying concentration is generally 0.1% to 0.3%.


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