leaf total nitrogen concentration
total nitrogen content of flue cured tobacco
total nitrogen content of soil
Area-basde leaf nitrogen content
Canopy leaf nitrogen content CLNC
vertical distribution of leaf nitrogen content
changes in soil organic carbon and total nitrogen
Content of total nitrogen
Dynamics of soil organic matter and total nitrogen
estimation of the total nitrogen
Ginkgo biloba leaf total flavonoids
hainan holly leaf total flavonoids
persimmon leaf total flavonoids
Rate constant of mineralization Study on the Spatial Variability of Soil Total Nitrogen in