METHOD FOR PREDICTING DEGREE OF MILDEW DEVELOPMENT ON WINTER WHEAT

摘要

the essence of the u0438u0437u043eu0431u0440u0435u0442u0435u043du0438u00a0: before sowing of winter wheat u043eu043fu0440u0435u0434u0435u043bu00a0u044eu0442 in u043fu0430u0445u043eu0442u043du043eu043c soil layer of u0430u043cu043cu043eu043du0438u0439u043du043eu0433u043e and u043du0438u0442u0440u0430u0442u043du043eu0433u043e nitrogen, the phosphorus and the stock exchange to u0430u043bu0438u00a0. in u0432u0440u0435u043cu00a0 autumn u043au0443u0449u0435u043du0438u00a0 wheat u043eu043fu0440u0435u0434u0435u043bu00a0u044eu0442 the common u043au0443u0441u0442u0438u0441u0442u043eu0441u0442u0438 and mathematical expressions are projected, the degree of u0440u0430u0437u0432u0438u0442u0438u00a0 mu u0447u043du0438u0441u0442u043eu0439 dew.