It's calculated by Standford's formula that the annual fertilizer requirements for stable yielding 0 kg fruit per tree are 0.9 kg urea, 0. kg fused magnesium phosphate and 0. kg muriate potash (N∶P O ∶K O=∶0.∶.).
It's calculated by Standford's formula that the annual fertilizer requirements for stable yielding 0 kg fruit per tree are 0.9 kg urea, 0. kg fused magnesium phosphate and 0. kg muriate potash (N∶P O ∶K O=∶0.∶.).
运用Standford公式，推算挂果0kg稳产成龄木叶杨梅树的年需肥量为尿素09kg，钙镁磷肥0kg，氯化钾0kg，折N∶PO∶KO为∶0∶。