Effect of fertilization systems on microbes in the paddy soil;
不同施肥制度对稻田土壤微生物的影响研究
A 5─years period of locating study was made on the fertilization systems of shifting agricuIture,or-ganic agricuIture,petroleum agricuIture,and organic─inorganic agrlculture,The merits and demerits of the fer-tilization systems were evaluated according to the parameters of rice productivity,fertilizer effec,nutrient useefficient,nutrient balance and evolution of paddy soil etc.
以南方红壤稻作区为背景，对“移耕农业”、“有机农业”、“石油农业”和“有机一无机结合农业”等施肥制度进行了为期５年的定位试验研究。
Adopting stanford mineralization rate method,the tested soils with different fertilization systems were aerobic incubated to study the nitrogen mineralization potentials(N0) and N-supplying capacity of soil.
采用Stanford矿化率法研究了长期不同施肥制度培育的土壤氮矿化势和供氮潜力。
Study of nitrogen nutrition and fertilization system in film mulch Abstract Winter wheat with film mulch has some advantages like drought-resistant, moisture-maintain, and early mature and high yield.
本文针对地膜覆盖冬小麦抗旱保墒，早熟高产等优点，为更好地大面积推广此项技术，通过认真分析对比，以晋麦47、晋麦31等5个小麦品种为试材，研究了地膜覆盖麦田氮素养分动态、施肥效应、氮素的积累与分配及播种期、种植密度对肥、水措施的影响，最后系统地研究了地膜覆盖冬小麦的氮素施肥制度，包括各种肥料搭配，施氮量和施肥方式问题。
Ammonia volatilization from double-rice cropping field in red paddy soil was determined in a closed air-flow chamber under different fertilization systems.
为系统地了解不同施肥制度下各生育期氨挥发损失的程度及规律,采用密闭室法对南方红壤地区双季稻田的氨挥发进行了监测。
The composition of soil micro-aggregates is different under different fertilization regimes.
通过8年田间定位试验,研究了不同施肥制度下褐土及其微团聚体有机碳活性变化规律。
The results showed that different fertilization regimes(fertilizer,fertilizer+ cattle manure,fertilizer + straw) could significantly increase the contents of organic matter,total nitrogen,total phosphorus,available nitrogen,available phosphorus and available potassium by 19.
结果表明,与对照相比,不同施肥制度(化肥、化肥+牛粪、化肥+秸秆回田)下土壤有机质增幅达19。
Effect of different fertilizer application strategies on soil microbial biomass during wheat growth periods;
不同施肥制度对小麦生育期土壤微生物量的影响
Effects of different long term fertilizing systems on fertilizer use efficiency in red paddy soil;
长期不同施肥制度对红壤稻田肥料利用率的影响
Microbial biomass C and N content and analysis of soil bacteria with different fertilization systems were carried out based on a 15-year long term fertilizer experiment in Drab Fluvo-aquic soil in Beijing.
应用化学分析和变性梯度凝胶电泳(DGGE)技术分离PCR扩增的16S rDNA的方法,研究了不同施肥制度对土壤微生物量碳、氮变化及微生物多样性的影响。
Study on Soil Biological Fertility of Different Fertilization Systems;
不同施肥制度土壤生物肥力特征研究
Microbiological Features of Soils under Different Fertilization Systems and Their Related Soil Fertility;
不同施肥制度土壤团聚体微生物学特性及其与土壤肥力的关系
Soil Fertility of Different Fertilization Systems and Its Effect on Crop Yield and Quality;
不同施肥制度土壤肥力特征及其对作物产量和品质的影响
Soil Organic Matter, Phosphorus and Potassium Fertility of Different Fertilization Systems and Its Effect on Crop Yield;
不同施肥制度土壤腐殖质、磷钾肥力特征及其对作物产量的影响
Effect of different fertilization systems on soil phosphorus fertility and crop yield
不同施肥制度对作物产量及土壤磷素肥力的影响
The Effect of Different Fertilization Systems to Yield and Quality Formation of Summer Maize and Its Physiological Mechanism;
不同施肥制度对夏玉米产量与品质形成的影响及其生理机制
Effects of Fertilization Systems and Nutrient Recycling on Microbial Biomass C,N and P in a Reddish Paddy Soil
施肥制度与养分循环对稻田土壤微生物生物量碳氮磷的影响
Effect of Land Use Types and Fertilization Systems on Active Soil Organic Carbon Pool;
土地利用方式与施肥制度对土壤活性有机碳库的影响
Studies on Soil Function of Degradation and Restoration in Long-term Location Different Fertilization Systems;
长期定位不同施肥制度土壤功能衰退与修复研究
Studies on Soil Microbial Properties and Their Seasonal Variations of Different Long-term Fertilization Regimes;
长期不同施肥制度土壤微生物学特性及其季节变化
Particulate Organic Carbon and Enzyme Activities in Long-term Fertilized Black Soils
长期不同施肥制度下黑土颗粒有机碳和酶活性的变化
Effects of different fertilizer application strategies on nutrients and enzymatic activities in yellow clayey soil
不同施肥制度对黄泥田土壤酶活性及养分的影响
Effects of Long-time Different Fertilization Systems on Crop Yield under Rice-faba Bean Rotation
水稻蚕豆轮作条件下长期定位施肥制度对作物产量的影响
Activity and composition of the denitrifying bacterial community respond differently to long-term fertilization
长期施肥制度对稻田土壤反硝化细菌群落活性和结构的影响
Long-term effects of different fertilizer management on microbial biomass C,N and P in a Fluvo-aquic soil
长期不同施肥制度对土壤微生物生物量碳、氮、磷的影响
Effects of Different Fertilization Systems on Ammonia Volatilization from Double-Rice Cropping Field in Red Soil Region
不同施肥制度对红壤地区双季稻田氨挥发的影响
Hot-water Extractable Carbon in Black Soil as Affected by Long-term Fertilization
长期不同施肥制度下的黑土热水提取态有机碳的变化
Effects of different fertilization measures on soil nutrients under wheat-maize-bean cropping rotation system
麦-玉-豆轮作制度下施肥措施对土壤养分的影响