Dhowaan, qiimaha nitrogen-ka, fosfooraska iyo alaabta ceeriin ee potassium ayaa kor u kacayay, inkastoo suuqa urea uu wax yar isku bedelay qiimaha dhexe, laakiin ay keentay calaamadda daabacaadda caalamiga ah, isbeddelku wuu soo laabtay. Marka la eego bacriminta potash, chloride potassium ayaa sidoo kale soo celisa ...
Sii akhri