[The method of determining the quantity of application of the control and ear fertilizers to rice on base of the diagnosis of growth and nutrition]
1991
Kim Jong Gil (Inst. for Crop Cultivation, Pyongyang (Korea Democratic People's Republic))
It is rational to select "growth amount (height x tiller number per pyong) x leaf colour" as a index of the growth nutrition diagnosis in the period of application of control and ear fertilizers for rice, and also to use "growth amount (height x tiller number per pyong) x leaf length" as an index of the diagnosis
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