Pankhani ya feteleza, nayitrogeni, phosphorous ndi potaziyamu (NPK) ndi mawu omwe amabwera kwambiri. NPK imayimira nitrogen, phosphorous, ndi potaziyamu, zomwe ndizofunikira pakukula kwa mbewu. Zakudya zimenezi ndi zofunika kuti mbewu zikule bwino. Komabe, pali ...
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