Rotation 第1页

Yield and profitability of corn and soybean under different tillage in the black soils of Northeast China Effect of agronomic measures on population dynamics of sweet potato stem nematode (Ditylenchus destructo) Allelopathy of Angelica sinensis at vegetative stage Evaluation of ecological service value of rice-wheat rotation ecosystem Change of soil microbial biomass carbon in different agroecosystems Effects of crop rotation of pineapples-sugarcane on sugarcane growth and soil microflora Effect of cropping system on the manganese in lime concretion fluvo-aquaic soils Review on studies on the important role of symbiotic nitrogen fixation in agricu lture and livestock production and the factors affecting its efficiency Study on the enzyme activities and fertility change of soils by a long-term located utilization of different fertilizers Dynamics of nutrients in an age sequence of Pinus massoniana plantation. The speciation and bioavailability of heavy metals in paddy soils under the rice-wheat cultivation rotation Changes of CH₄ and CO₂ emissions from soils under flooded condition after exposed to FACE (free-air CO2 enrichment) for three years Application of quadratic orthogonal rotation combination design to optimise the semi-synthetic diet of diamondback moth Study on balance of phosphorus and potassium in winter wheat and summer maize rotation system DYNAMICS OF SOIL AVAILABLE S IN WHEAT MAIZE ROTATION OF BEIJING Continuous nitrogen supplying capacity of the fertile soil in the winter wheat/summer maize rotation system Biological effect of maize stalk return to field directly under different accretion decay conditions Harvest and Danger of Complex Rotation to Larix olgensis Industrial Plantation Relation between the Quantity of Soil Microbe and Soil Factor in the Second Rotation Chinese Fir Plantation Effects of Site Management Treatments on Growth of 6-Year-Old,Second Rotation Chinese Fir Plantations Nitrogen accumulation, distribution and utilization characteristics of wheat at yield level of 9000kg/ha in rice-wheat rotation Effect of different boron fertilizers on seed yield and seed quality of oilseed rape (Brassica napus) and their residual effectiveness for rotated rice Study on soil nitrogen supplying capacity and nitrogen requirements　for crop under long-term rice-barley cropping system A Study on Grazing Pattern and Grazing Internsity on Pasture at Hong Chi Ba Fiber Performance of Introduced Huacaya Alpacas Grazing on Sown Pasture Spatial variations of soil organic carbon and available microelement contents in interlaced area of vegetable lands and grain lands----A case study in Shouguang City, Shangdong Province Effects of different rotational tillage patterns on soil physical properties and yield of winter wheat-spring maize rotation field in Weibei highland Analysis of functional diversity of soil microbial communities under different cultivation patterns at different growth stages of maize Ammonia volatilization in winter wheat/summer maize rotation system of purple soil in hilly area of Central Sichuan Basin Distribution characteristics of nitrous oxide, methane and carbon dioxide along soil profile in typical vegetable fields Comparison of different straw cycling modes in farmland ecosystems in Chengdu Plain based on emergy theory Evaluation of ecological footprint of straw resources utilization based on emergy theory: A case study of typical rice-wheat rotation region in Chengdu Plain Dry farmland practice involving multi-conservation tillage measuresin the Loess Plateau Effect of different rotation patterns on soil microbial population and physiochemical properties under gravel-sand mulched field conditions Greenhouse gas emissions in double sequence pea-wheat rotation fields under different tillage conditions Soil respiration and carbon budget in black soils of wheat-maize-soybean rotation system Effects of rotational tillage on soil physiochemical propertiesand spring maize yield in Weibei Highlands Soil respiration and its influencing factors in rice-rape rotation fields during rape growing season Characteristics of energy-nutrient flow of multiple cropping rotation systems in paddy field Reduction of nitrogen fertilizer application under different crop rotation systems in paddy fields of Taihu Area Effect of continuous cropping on Angelica sinensis diurnal photosynthetic dynamics Effect of tillage practices on soil microbial biomass carbon in the field with long-term non-tillage The impact of land reclamation and management practices on the dynamics of soil organic carbon in the arid region of North-western China as simulated by CENTURY model A STUDY ON THE DIRECTIVE CULTIVATION OF SHORT-ROTATIONAL MIDDLE AND SMALL TIMBER OF POPULUS EURAMERICANA CV.‘SACRAU 79‘ Population Quality and Photosynthetic Characteristics after Anthesis in Yangmai 20 with Yield Potential of 9000 kg ha⁻¹ in Rice–Wheat Rotation System Influence of Maize-soybean Rotation and N fertilizer on Bacterial Community Composition Effects of No-Tillage with Rotation on Soil Water Retaining Properties and Crop Yield in Inner Mongolia Comparison on Soil Fertilities of Masson Pine Plantations of Different Generations Allelopathic effects of aqueous extracts from Panax notoginseng on three maize varieties three maize varieties (Zea mays) Dynamics of understory vegetation biomass in successive rotations of Chinese fir (Cunninghamia lanceolata) plantations Enhancement of soil quality in a rice-wheat rotation after long-term application of poultry litter and livestock manure Effects of land use change on carbon storage in terrestrial ecosystem Pathways of soil sulfur input and output in agro-ecosystem under different cropping rotations Effect of earthworm inoculation on soil carbon and nitrogen dynamics and on crop yield with application of corn residues Effects of conservation tillage on soil microbes quantities and enzyme activities in wheat-herb rotation system Accumulation and translocation of dry matter and nutrients of wheat rotated with legumes and its relation to grain yield in a dryland area Economic Analysis of Chinese Fir Forest Carbon Sequestration Supply in South China Influence of cropping system on enzyme activities and fungal communities in soil Effect of leguminous forage rotations on soil microbe consortiums and enzyme
activity in continuously cropped potato fields Forage crop rotation and it’s benefit in the purple farming area of Sichuan province Research progress on ecological effects under the rotational tillage patternsin agricultural regions of China Influence of crop rotation on enzyme activities and fungal communities in flue- cured tobacco soil Soil Fertility Numerical Value Comprehensive Evaluation of Different Rotation System under the Long-term Positioning Conditions Effects of continuous straw mulching on soil physical and chemical properties and crop yields in paddy-upland rotation system Evaluating the validity and sensitivity of the DNDC model to estimate nitrogen cycling in rice-wheat rotation system Effects of long-term fertilization on carbon and nitrogen and enzyme activities of soil microbial biomass under winter wheat and summer maize rotation system Net nutrient balance in soil under different cultivation pattern and nitrogen application rate in semiarid region Characteristics of nitrogen and phosphorus loss in various crop rotation systems in northern watershed of Erhai Lake Efficiency analysis of slow/controlled release fertilizer on wheat-maize in North China Effects of different cultivation patterns and nitrogen fertilization on soil nitrogen supply of in the wheat-maize rotation system Changes of soil microbial biomass carbon and nitrogen, and mineral nitrogen after a long-term different fertilization Effect of optimized nitrogen application on N₂O emission from paddy field under wheat-rice rotation system Effect of optimized nitrogen application on ammonia volatilization from paddy field under wheat-rice rotation system Soil carbon fraction differences under different grass-crop rotations on the Loess Plateau, Central Gansu Influence of crop rotation on soil nutrients, microbial activities and bacterial community structures Effect of lucerne-crop rotations on soil physical properties in the semiarid Loess Plateau of Central Gansu EFFECTS OF SITE MANAGEMENT MEASURES ON GROWTH OF 4-YEAR-OLD,SECOND-ROTATION CHINESE FIR PLANTATIONS Effect of embedding depth on decomposition course of crop residues in rice-wheat system Effect of alfalfa-wheat rotation system on the quality and amino acid content of wheat in dryland of Loess Plateau Effects of treatments with water and fertilization on nitrate leaching loss in the piedmont of Taihang mountain