Chimanga chimafunikira kuyamwa michere yosiyanasiyana pakukula ndi chitukuko, osati zinthu zazikulu za nayitrogeni, phosphorous ndi potaziyamu, komanso zinthu monga calcium, magnesium, sulfure, mkuwa, chitsulo, zinc, manganese, boron, ndi molybdenum. Chotsatira chofunikira ...
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