Nthawi yogwiritsira ntchito feteleza wa humic acid foliar
1. Zomera zikasowa chakudya: thirirani feteleza wa humic acid foliar mbewu zikasowa, chifukwa asidi wa humic amakhala ndi zovuta zina, zomwe zimatha kuyambitsa chitsulo, manganese, zinki, mkuwa ndi zinthu zina zolimbikitsira kulimbikitsa michere yabwino...
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