METHOD FOR SOIL MOISTURE MEASUREMENT ON THE IRRIGATED FIELD

摘要

the invention u043eu0442u043du043eu0441u0438u0442u0441u00a0 rural area land u0445u043eu0437u00a0u0439u0441u0442u0432u0443, to research u0441u043eu0441u0442u043eu00a0u043du0438u00a0 u0441u0435u043bu044cu0441u043au043eu0445u043eu0437u00a0u0439u0441u0442u0432u0435u043du043du044bu0445 lands. the purpose of u0438u0437u043eu0431u0440u0435u0442u0435u043du0438u00a0 - improved accuracy u0438u0437u043cu0435u0440u0435u043du0438u00a0 by u043fu043eu0432u044bu0448u0435u043du0438u00a0 u043fu043eu043cu0435u0445u043eu0437u0430u0449u0438u0449u0435u043du043du043eu0441u0442u0438 to the effects of external electromagnetic fields and the u0432u043bu0438u00a0u043du0438u00a0 u043du0435u043eu0434u043du043eu0440u043eu0434u043du043eu0441 t. soil.method u0438u0437u043cu0435u0440u0435u043du0438u00a0 humidity irrigated array includes liner in the lower u043fu0430u0445u043eu0442u043du043eu0433u043e u0441u043bu043eu00a0 soil isolated conductor. to the ends of the conductor put generator. with the change of soil moisture u043cu0435u043du00a0u0435u0442u0441u00a0 her u0434u0438u044du043bu0435u043au0442u0440u0438u0447u0435u0441u043au0430u00a0 permeability, and thus u0444u0430u0437u043eu0432u0430u00a0 speed and wave length alternating current along the conductor.the latter leads to a change in a current value at the beginning and end of the conductor, the ratio of which u0441u0443u0434u00a0u0442 on the change of soil moisture of irrigated area as well.the registration of changes u044du043bu0435u0439u0442u0440u043eu043cu0430u0433u043du0438u0442u043du044bu0445 parameters along the conductor u043fu0440u043eu0432u043eu0434u00a0u0442 through electromagnetic probes installed u0440u00a0u0434u043eu043c with guide his early and mid and isolated conductor placed below the soil u043fu0430u0445u043eu0442u043du043eu0433u043e u0441u043bu043eu00a0 zigzag with a step equal to the thickness of the controlled u0441u043bu043eu00a0 soil. 2). sl with