manurial effect

• 肥效

manurial effect的用法和样例：

例句

1. Phosphorus is an important nutrient for animals and plants, the phosphorus level in soil determines the effect of phosphatic fertilizer.
   摘要磷是动植物生命活动离不开的重要营养元素，土壤的供磷水平是决定磷肥肥效的主要因素。
2. The effect of partially acidulated phosphate rock compound fertilizer and the degeneration mechanism of water soluble phosphate in soil were introduced.
   介绍了部分酸化磷矿一步法制复合肥的肥效及水溶磷在土壤中的退化机理。