Manure 第1页

Soil nutrient balance and adjustment under intensive wheat-rice double cropping Effects of applying biogas liquid manure on the key source-sink metabolism enzymes and grain yield of summer maize. Effects of organic manure on the conformation and biological availability of soil Cd Acute toxicological effects of excessive Cu and Zn-containing in pig manure on earthworm Recycling rate of N and P through a feeding-composting cycle and their recoveries in agro-ecosystems Effects of organic manures on CO₂ and CH₄ fluxes of farmland Effects of microbial agents on NH₃ emission during pig manure composting Soil respiration characteristics in winter wheat field in North China Plain Dynamics of microbial biomass C in a black soil under long-term fertilization and related affecting factors Dynamics of urease activity in a long-term fertilized black soil and its affecting factors Effects of long-term application of manure and fertilizers on grain quality and yield of winter wheat Oxygen Variation in Aerobic Composting Process of Pig Manure Effects of Rice\|based Cropping System on Distribution of Manganese in the Profile of Paddy Soil Derived From Red Earth Impacts of application of pig manure and biogas sludge on methane emissions in the double-cropping ricefields Effects of combined application of manure and chemical fertilizer on the nitrification in acid vegetable soil Heavy metals in fertilizers and effect of the fertilization on heavy metal accumulation in soils and crops Effect of combined application of February Orchid（Orychophragmus violaceus L.）and chemical fertilizer on nutrient uptake and utilization of spring maize Effects of organic manures on dynamic changes of nitrate contents of soil profile in greenhouse Nitrogen mineralization characters from different types of organic manures in sunlight greenhouse Study on the nitrogen and phosphorus mineralization of livestock and poultry manure in red soil Soil microbiologic characteristics under vegetable residues and bacterial manure application in greenhouse Influences of consecutive 13-year long-term fertilization on yields of rice and wheat and soil fertility in Xihu Plain Nitrogen conservation by adding sulfur to dairy manure in compost bioreactors Effects of consecutive turnover of green manures on soil microbial biomass and enzyme activity Effects of different water and manure management practices on quality and yield of tomato and NO^-₃-N accumulations in soil profile Effects of green manure application on the microbial biomass C and N contents and of the enzyme activity of tobacco-planting soil Effect of different fertilizer applications on silage maize growth and hay output Effects of Water and Fertilizer Supply on Lycopene Content in Tomato Fruit Effects of Water and Fertilizer Supply on Lycopene Content in Tomato Fruit Determination and analysis on main harmful composition in excrement of scale livestock and poultry feedlots Effect of the application of pig manure on structural characteristics of fulvic acids in brown soil Effect of organic manure on biological activities of Cr-contaminated soil A long-term experiment on effect of organic manure and chemical fertilizer on distribution,accumulation and movement of NO3-N in soil STUDIES ON ACTIVATION OF PHOSPHORUS BY ORGANIC MANURE IN SOILS AND ITS MECHANISMS──Ⅰ.Effect of organic manure (matter)on activation to different phosphate in soils Effects of long-term fertilization on soil microbial biomass carbon and nitrogen and enzyme activities during maize growing season Effects of water and fertilizers on nitrate content in tomato fruits under alternate partial root-zone irrigation Enhancement of soil quality in a rice-wheat rotation after long-term application of poultry litter and livestock manure Effect of chicken manure-amended copper mine tailings on growth of three leguminous species, soil microbial biomass and enzyme activities The effect of applying economic green manure crops in the paddy field with succession cropping system Tile K supplying capability and characteristics of organic fertilizers to soil Effect of a long-term organic fertilization on wheat yield and soil fertility on Loess Plateau Effects of long-term located fertilization on wheat growth in shajiang black soil Effects of adding chemical nitrogen and phosphorus on mineralization of soil organic nitrogen. Effects of long-term fertilization on aggregate dynamics and organic carbon and total nitrogen contents in a reddish paddy soil Effects of spring maize and winter cover crop rotation on accumulation of carbon and nitrogen and soil nutrition and microbe in north China Dynamics and mechanism of degradation of three tetracycline antibiotics from pig manures in soil Effects of long-term mixed application of organic manure and chemical fertilizers on farmland weed soil seedbank Effects of chicken manure mixed with inorganic fertilizer on soil enzyme activities, microbial biomass C and N at rhizosphere of poplar seedlings Effects of  green manure in corporation on soil enzyme activitiesand fertility in tobacco-planting soils Studies on Preserva tion and So il Inocula tion ofa Kind ofM ixed Bacter ia lManure Soil carbon sequestration and its potential by cropland ecosystems in China Effect of different organic manures on oil flax dry matteraccumulation, distribution and yield Impact of long term fertilization on different forms of inorganic phosphorus in aquic brown-soil Study on the Effect Of Different Fertilizer on the Stable Nitrogen Isotope of Soil, Leaf and Cucumber Effects of pig manure and oxytetracycline on microbial number and activity in soils with different fertility levels Effects of microbial agent inoculation on bacterial community diversity in the process of pig manure composting. Residual effect of phosphorus fertilizer and phosphorus recycling in a farming system Ⅲ. Recycling rate of P and N in feed stuffs and bedding materials through a feeding-composting cycle and recoveries of P and N in organic manure Effect of pig manure and rice straw on biological activity of Cd-contaminated soil Variation of oxygen concentration during aerobic composting of pig manure Study on parameters of the maturity and spectrum characteristic of chicken manure composting Effects of organic manure application on growth and senescence of root in winter wheat Effects of chemical fertilizers application combined with manure on ammonia volatilization and rice yield in red paddy soil Effects of organic manure on wheat growth under lead stress. Effect of chicken manure application on Cu and Zn accumulation in soil and Brassica sinensis L. Effects of long-term double-rice and green manure rotation on rice yield and soil organic matter in paddy field Effect of Plant Growth-Promoting Rhizobacteria (PGPR) on the Microorganism Population and Bacterial Diversity in Ziziphus jujuba Rhizosphere Soil Effect of heavy metal Cu on compost materials property and oxidoreductase activity during pig waste composting Dynamics of Eupatorium catarium Veldkamp allelopathy in the process of decay Process of high-temperature compost of sheep manure with addition of wheat straw Increasing nitrogen conservation by adding urease inhibitor NBPT to chicken compost manure Enzyme activity as affected by surfactant APG in dairy manure compost in bioreactor Effect of bacterial manure on soil biological activity, yield and quality of rape in reclaimed core-mining areas Effect of different manure application rates on nutrition content and distribution in maize Leaching characteristics of nitrogen and phosphorus in treated paddy fields with chicken manure Study on decomposition of maize straw under different green manure cropping patterns Distribution of soil organic carbon and nitrogen in water-stable aggregates of anurial loess soils under long-term various fertilization regimes Effect of fertilization patterns on weed community in late rice fields Effects of consecutive overturning of green manure on soil physical and biological characteristics in tobacco-planting fields Effects of adding sulphuric acid on composting process of cattle manure and changes of main nutrients Mechanism of fulvic acid- and organic manure-mediated phosphorus mobilization in black soil at low temperature