Effect of field covering with plastic and straw on agricultural ecology of apple orchard in arid desert area Modeling the changes of yield and deep soil water in apple orchards in Weibei rainfed highland Research of dynamic variation of moisture in apple orchard soil in the area of Xianyang in recent years Soil nitrogen contents and deep profile distributions in apple orchards of the Loess Plateau Chemical Weed Control with Sulfometuron in Apple Orchard Remote sensing techniques of apple orchard information extraction based on linear spectral unmixing with measured data. Effects of different patterns of surface mulching on soil hydrology in an apple orchard Effects of inter-row planting grasses on soil organic carbon fractions and soil microbial community of apple orchard in Weibei dryland Changes of phenolic acids in the soil of replanted apple orchards surrounding Bohai Gulf Evapotranspiration Characteristics of Apple Orchard at Peak Period of Fruiting in Loess Tableland Decomposition characteristics of a Vulpia myuros cover crop in an orchard soil and its effect on N supply Effect of Tillage and Mulching on Enzyme Activities of Apple Orchard Soil Effect of Tillage and Mulching on Enzyme Activities of Apple Orchard Soil Characteristics of Enzyme Activities in Apple Orchard Soil in Weibei Arid Region Economic benefit of pentad-ecological homestead patterns-A case study of“fruit-livestock-biogas pit-water cellar-grass” pattern in Luochuan County, Shaanxi Province Nitrate accumulation and distribution in soil profiles in ecosystem of upland on the Loess Plateau Desiccation and nitrate accumulation of apple orchard soil on the Weibei dryland Characteristics of Enzyme Activities in Apple Orchard Soil in Weibei Arid Region Spatial distribution of soil organic carbon in apple orchards on Loess Tableland Distribution and accumulation of mineral nitrogen in apple orchard soils in dry plateau of eastern Gansu Province. Effects of Growing Different Herbages on Soil Water-Holding of a Non-irrigated Apple Orchard in the Weibei Area of the Loess Plateau Nitrogen balance under different N application rates in young apple orchards Effects of apple orchard converted from cropland on C and N storages in terrestrial system of slopping cultivated land in the Loess Gully Regions Pollution Status of PAHs in Orchard Soil of Road Side Spatial Characteristics of Soil Moisture of Apple Orchards in the Loess Plateau of Shaanxi Province Effects of Shading on the Leave Anatomical Structure and Photosynthetic Characteristics of White Clover Assessment of current conditions of household fertilizationof apples in Weibei Plateau Distribution of soil NPK nutrient content in deep soil profile of typical apple orchards on the Loess Plateau Effects of Interplanted Legumes in Apple Orchard on Soil Microbial Population and Enzyme Activities