Straw returning 第1页

Effect of long-term shallow tillage and straw returning on soil potassium content and stratification ratio in winter wheat/summer maize rotation system in Guanzhong Plain, Northwest China. Effects of nitrogen application rates and straw returning on nutrient balance and grain yield of late sowing wheat in ricewheat rotation. Effects of tillage and straw returning on microorganism quantity, enzyme activities in soils and grain yield. Effects of nitrogen application rates on apparent soil nitrogen surplus of late sowing wheat with straw returning in ricewheat rotation. Effects of different amount of maize straw returning on soil fertility and yield of winter wheat Effect of potassium application and straw returning on spring maize yield, nutrient absorption and soil potassium balance The long-term effects of returning straw and applying organic fertilizer on weed
communities in a paddy field with a double rice cropping system Effects of Rice Straw Returning and Compaction on Grain Yield and Quality of Wheat Effects of Wheat Straw Returning Patterns on Characteristics of Dry Matter Accumulation, Distribution and Yield of Rotation Maize Distribution of soil organic carbon and nitrogen in water-stable aggregates of anurial loess soils under long-term various fertilization regimes Effects of application of potassium fertilizer and straw on crop yields and soil potassium balance in low-yielding fields Effects of long-term fertilization and straw returning on distribution and mineralization of nitrogen in paddy soils in subtropical China Simulation of Nitrogen Release from Decomposition of Straw Manure Effects of long-term N application and straw returning on N budget under wheatmaize rotation system Effects of straw returning and nitrogen fertilizer application on root secretion and nitrogen utilization of rice Effects of Wheat Straw Returning and K Fertilizer Application on Yield and Nutrients Uptake of Cotton Effects of Straw Returning Plus Nitrogen Fertilizer on Nitrogen Utilization and Grain Yield in Winter Wheat Effects of organic fertilization on soil nutrient availability and enzyme activity in arid areas Effects of different straw returning treatments on soil water,maize growth and photosynthetic characteristics in the semi-arid area of Southern Ningxia Effect of straw returning on soil nitrogen transformation Effects of soil tillage and straw returning on weed biodiversity in summer maize (Zea mays) field PCR-DGGE analysis of soil bacterium community diversity in farmland influenced by biochar Effect of Patterns of Straw Returning to Field on Contents of Available N, K in Soil and the Later Rice Growth Microbial characteristics of straw-amended degraded soils in central Tibet and its effect on soil fertility Effects of phthalic acid on seed germination, membrane lipid peroxidation and osmoregulation substance of radish seedlings Effects of different fertilization regimes on weed communities in wheat fields under rice-wheat cropping system. Effects of Tillage and Straw Returning on Biomass and Water Use Efficiency in a Winter Wheat and Summer Maize Rotation System Short-term effects of different tillage modes combined with straw-returning on the soil labile organic carbon components in a farmland with rice-wheat double cropping. Effects of straw returning on the integrated soil fertility and crop yield in southern China.  The production and accumulation of phytoliths in rice ecosystems：a case study to Jiaxing Paddy Field Effects of straw returning combined with medium and microelements application on soil organic carbon sequestration in cropland. Effects of Different Crop Straw Returnings on Growth and Photosynthesis Characteristic of Cucumber Effect of embedding depth on decomposition course of crop residues in rice-wheat system Effects of long-term rice straw returning on the fertility and productivity of purplish paddy soil Effects of transgenic Bt rice straw on anaerobic microbial populations and enzyme activities in paddy soil Effect of straw returning on the environment of degenerated soil in centr al Tibet Study on the characteristics of potassium cycling in different soil-crop systems in northern China THE CHARACTERISTICS OF MICROBES AND ORGANIC CARBON COMPOSITION IN THE SOILS APPLIED TOGETHER WITH CHEMICAL FERTILIZER, STRAW INCOOPERATION AND MICROBIAL AGENT Effects of Cotton Straw Returning on Soil Available Nutrients and Microbial Characteristics Effect of returning straw added with straw-decomposing inoculants on soil melioration in low-yielding yellow clayey soil Nitrogen transformation and acidity remediation in responses to water-fertilizer coupling management during straw decomposition at fixed temperature in yellow-paddy field