Influence of non-tillage and stubble on soil microbial biomass and enzyme activities in rain-fed field of Inner Mongolia
免耕与留茬对土壤微生物量C、N及酶活性的影响
The effects of the stubble of different crops and farmland windbreak on controlling farmland soil erosion are studied.
本文研究了不同作物留茬和建设农田防护林对遏制农田土壤风蚀的效应。
Regrowth effects of stubble height on alfalfa in irrigated fields;
灌溉条件下紫花苜蓿留茬高度的再生效应
The results showed that : all the pastures in different grazing communities were more lower than control,and the difference of the stubble heights was small.
结果表明:所有不同放牧小区的四种牧草牧前高度远远低于对照小区,而且留茬高度差异不大。
A field plot experiment is conducted to study the effects of stubble height and clipped grass length on yield and quality of forage maize SAUMZ1.
采用大田小区栽培,研究了不同留茬高度和刈割时草长对饲草玉米SAUMZ1(以下简称饲草玉米)产量和饲用品质的影响。
Through field investigation on soils of different tillage ways and soils with different kinds of stubbles,the results indicated that,the effect of anthropogenic factors on wind erosion is great,and wind erosion of grasslands,soils with stubbles and ploughed farmlands was obvious different.
留茬地因为表面残茬的存在显著增加了土壤表面粗糙度,从而使得其风蚀强度较小;而秋翻地人为扰动较大,表面覆盖度较小,其风蚀强度在所研究的土壤中为最大。
Study on Preventing Erosion Effect of Cropland Intercropping Strips Stubble by Wind Tunnel Model;
农田带状间作留茬抗风蚀效应风洞模拟研究
Experimental Study on Preventing Erosion Effect of Intercropping Strips Stubble by Wind Tunnel;
带状留茬间作防风蚀效果的风洞试验研究
In-situ Testing Study on Wind-protecting Effect of Intercropping Stripes Stubble Cropland
带状留茬间作农田防风效应的原位测试研究
Appraisal the Peventing Erosion Effect of the Intercropping Strips Stubble Cropland with Movable Wind Erosion Tunnel
利用风洞研究带状留茬间作农田抗风蚀效果
Effect of crop stubble on wind field above field surface during fallow period of cropland
农田休闲期作物留茬对近地表风场的影响
Effects of nitrogenous fertilizer strategies on sugar components in the stubbles of Zea mexicana
墨西哥玉米留茬中糖组分含量对氮素的响应
To control raising dust in the bare farmland, farmers will be required to leave the stubble in the field without traditional plough.
全市裸露农田严格采取"留茬免耕"等扬尘控制措施。
The Effect of Different Quantity of N Fertilizer and Mowing Heights on the Output and Quality of Bachiaria Hybrid;
不同N肥施用量、留茬高度对杂交臂形草产量及品质的影响
Physiological and Ecological Mechanism of Stable and High Yield of Broadcasted Rice in Paddy Field with High Standing-stubbles under No-tillage Condition
免耕高留茬抛秧稻稳产高产的生理生态机理研究
Influence of non-tillage and stubble on soil microbial biomass and enzyme activities in rain-fed field of Inner Mongolia
免耕与留茬对土壤微生物量C、N及酶活性的影响
Effects of Stubble Application on Soil and Water Loss Under Simulated Rainfall
人工降雨条件下谷子地留茬的水土保持效应研究
Effect of Cultivation Method of Broadcasting Rice Seedlings in the Field with Standing-Stubbles under No-tillage Condition on Senescence Characteristics of Leaves during Late Stages of Rice Development
免耕留茬抛秧栽培模式对水稻生育后期叶片衰老特性的影响
Experimental on Preventing Wind Erosion Ability of Different Ridge Angles of Direction's Intercroping Stips Stubble by Wind Tunnel
不同垄向带状留茬间作农田防风蚀能力的风洞试验
Effects of Nitrogen Strategies on Dry Matter Accumulation,Transformation and Distribution of Broadcasted Rice among High Standing-stubbles under No-tillage Condition
氮肥运筹对免耕高留茬抛秧稻干物质积累、运转和分配的影响
Effect of Cutting Cycle and Stubble Height on Forage Yield of Four Varieties of Stylosanthes guianensis
不同刈割周期、留茬高度对4种柱花草属牧草产量的影响
Effects of nitrogen strategies on nitrogen uptake,utilization and grain quality of broadcasted rice under no-tillage with high standing-stubbles
氮肥运筹对免耕高留茬抛秧稻氮素吸收、运转和子粒品质的影响
Effects of returning straw to soil and different tillage methods on paddy field soil fertility and microbial population
免耕高留茬抛秧对稻田土壤肥力和微生物群落的影响
Effect of non-tillage with straw mulch on wind erosion in irrigated oases of Hexi Corridor
河西绿洲灌区春小麦留茬免耕的防风蚀效应研究
