As indicated, soil testing should be used as a basis for fertilizer application in order to obtain better economic returns from the money invested in the purchase of fertilizers
Ngati mmene zaotsedwa, kuyeza dothi kugwiritsidwe ntchito ngati nsanamira yothira feteleza kuti mupeze phindu lachuma pa ndalama iliyonse imene yagwiritsidwa ntchito pogula feteleza