Ways of assessing the potential productivity of crops, mainly collectible varieties of spring cereal crops, AT cultivation in conditions of sharply continental climate

摘要

a way to evaluate the potential productivity u0441u0435u043bu044cu0441u043au043eu0445u043eu0437u00a0u0439u0441u0442u0432u0435u043du043du044bu0445 plants, mainly of classes u00a0u0440u043eu0432u044bu0445 grain cereal crops in u0432u043eu0437u0434u0435u043bu044b of the u0443u0441u043bu043eu0432u0438u00a0u0445 sharply - continental climate, including optimizing the timing of seeding and planting methods, the sum of daily mean temperatures from iom yente sowing until the vegetation.the development of u0434u043bu00a0 u0444u043eu0440u043cu0438u0440u043eu0432u0430u043du0438u00a0 seeding density u0441u0442u043eu00a0u043du0438u00a0 u0441u0442u0435u0431u043bu00a0, calculation u0433u0438u0434u0440u043eu0442u0435u0440u043cu0438u0447u0435u0441u043au043eu0433u043e coefficient between the seed and the definition of the calculation is u0443u0431u043eu0440u043au0430u00bb pla u043du0438u0440u0443u0435u043cu043eu0439 productivity, u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0, in advance u0432u044bu0441u0435u0432u0430u044eu0442 standard (u0440u0430u0439u043eu043du0438u0440u043eu0432u0430u043du043du044bu0439) u0441u0440u0435u0434u043du0435u0441u043fu0435u043bu044bu0439 class, for example u00a0u0440u043eu0432u043eu0439 wheat u0430u043bu044cu0431u0438u0434u0443u043c 28, lips the optimal rule laid down u0441u0435u043cu00a0u043d seeding.the actual amount of positive temperature from sowing until u0444u043eu0440u043cu0438u0440u043eu0432u0430u043du0438u00a0 grain size u0433u0438u0434u0440u043eu0442u0435u0440u043cu0438u0447u0435u0441u043au043eu0433u043e coefficient, and the potential yield of colle u043au0446u0438u043eu043du043du044bu0445 u0441u043eu0440u0442u043eu043eu0431u0440u0430u0437u0446u043eu0432 u043eu043fu0440u0435u0434u0435u043bu00a0u044eu0442 formula;where is the yield of grain, t / ha.;a rate of a u043eu0442u043au043bu043eu043du0435u043du0438u00a0 seeding compared with the standard;;s - u0444u0430u043au0442u0438u0447u0435u0441u043au0430u00a0 amount of positive temperature from sowing until irrigation grain standard model.;Gc - u0433u0438u0434u0440u043eu0442u0435u0440u043cu0438u0447u0435u0441u043au0438u0439 coefficient conditions u0432u043eu0437u0434u0435u043bu044bu0432u0430u043du0438u00a0 standard mm / s;;Gc.o. - u0433u0438u0434u0440u043eu0442u0435u0440u043cu0438u0447u0435u0441u043au0438u0439 coefficient conditions u043fu0440u043eu0438u0437u0440u0430u0441u0442u0430u043du0438u00a0 u0441u043eu0440u0442u043eu043eu0431u0440u0430u0437u0446u043eu0432 before introduction, mm / s;;b is the ratio between soil and climatic u0443u0441u043bu043eu0432u0438u00a0;;c is the coefficient taking into account the stocks of productive soil moisture in the period of "cattle - u0444u043eu0440u043cu0438u0440u043eu0432u0430u043du0438u00a0 seed.