Basis of the Corn Stalk Nitrate Test Corn plants that do not have an adequate supply of available N in the soil translocate N from stalks and leaves to the grain during the grain-filling period. Under ...
The most common soil N test is the pre-sidedress nitrate test (PSNT), which can reliably estimate the contribution of soil N to the overall N requirement of corn. Managing N based on results of a PSNT ...
In this study, different methods were used to measure how much nitrate, a component of nitrogen fertilizer, was seeping down through the soil in a tomato and cucumber crop near Esparto ...