+,Do co ti le dinh duong cao, de hoa tan va hieu qua nhanh phan dam, Kali dung de bon thuc la chinh. Phan dam, Kali cung co the bo lot nhung phai bon voi luong nho
+,Phan lan kho hoa tan nen dung de bon lot, de co thoi gian cho phan bon hoa tan
+,Phan hon hop NPK co the dung bon lot hoac bon thuc
Chuc ban hoc tot~