氮肥施用量
Nitrogen
N application amount
nitrogen fertilizer
Nitrogenous fertilizer
N applying rates
Nitrogen application rate
employs amounts of nitrogen feitilizer
Nitrogen fertilizer application amount
nitrogen fertilizer rates
nitrogen dosage
化肥施用量
Fertilizer application rate
Chemical fertilizer application
applying quantity of chemical fertilizer
Chemical fertilizer application rate
钾肥施用量
application of potassium
The application of potassium
磷肥施用量
P application rate
phosphate fertilizer application
Phosphorus fertilizer dose
磷肥施用量模式
pattern of phosphatic fertilizer requirment
人均化肥施用量
per capita fertilizer use
有机肥施用量
Organic manure application rates
Applica tion rate of manure
最高产量施肥量
the fertilizer rate for maximum yield
最佳施肥用量
Optimum fertilizer levels
KNO3追肥用量
topdressing amount of KNO3
N肥用量
Applied fertilizerN rate
Nitrogen application
Amount of application N fertilizer
amount of nitrogen
变量施肥
variable fertilization
variable input of fertilizer
variable-rate nitrogen fertilization application
Variable nitrogen application
Variable-rate fertilization
Variable rate fertilization
Variable Rate fertilizing
variable rate application of fertilizer
变量施肥辅助决策系统
the auxiliary decision system for variable-rate fertilization
变量施肥机
Variable rate fertilizer applicator
变量施肥机具的设计
Design of Variable Rate Fertilizer Applicator
不同氮肥用量
different nitrogen application amount
不同施肥量
Different fertilizer level
different fertilization amounts
different fertilization rates