EDTA-Cu 15% ndi organic chelated mkuwa.Poyerekeza ndi zamkuwa zamkuwa, zimakhala zosavuta kusungunuka, ndipo dothi silimangika, choncho limalowa mosavuta ndikugwiritsidwa ntchito ndi zomera ndikuwonjezera chiwerengero cha zomera.Amagwiritsidwa ntchito ngati trace element fetereza muulimi.Popanga feteleza, amatha kugwiritsidwa ntchito kwambiri ngati zowonjezera zowonjezera feteleza, feteleza wothira, feteleza wothirira kudontha, feteleza wosasungunuka m'madzi, feteleza wa organic ndi feteleza wapawiri, komanso kupopera mbewu ndi kutulutsa masamba., dropper ndipo angagwiritsidwe ntchito kulima popanda dothi.