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缓释包膜氮肥是在颗粒尿素表面包裹一层薄薄的膜壳,通过调节膜壳的养分离子通道,使包膜内肥料养分缓慢释放,并与作物需要养
Slow-release coated nitrogen fertilizer is coated with a thin membrane shell on the surface of granular urea. By adjusting the nutrient ion channels in the membrane shell, the nutrients in the coating are slowly released and are compatible with the needs of crops