Organo-mineral complexes were separated from different developing direction and phases of steppe soils with fractional method of particle-size and density, and their mounts, humus contents, composition and ratio of carbon to nitrogen were analyzed.
对采自处于不同发展方向和阶段的草原土壤分组提取有机矿质复合体，并对它的质量分数、腐殖质质量分数和组成、Ｃ／Ｎ比值等的变化做了分析，试图从土壤复合体变化的角度去认识草原的退化和恢复过程。
Five different land utilization methods of saline steppe soil in the west of Jilin province were selected,including grazing grassland,fencing grassland,tillable,new paddy field and long-term cultivate paddy field.
结果均揭示水田和围栏草原土壤肥力质量较高,而放牧草原和旱田土壤肥力质量较低,呈退化趋势。
Effects of different land use types on carbohydrate content and aggregate stability in arid grassland soil;
利用方式对干旱草原土壤碳水化合物含量及团聚体稳定性的影响
Studies on the characteristics of soil fertility and relationshipamong nutritive factors in alpine grassland soil of Qilian mountains;
祁连山区高寒草原土壤肥力特征及肥力因子间的关系(简报)
This paper studied mainly the effect of using Shibeide microorganism fertilizer on strawberry soil, including: the effect on soil biomass and activity of soil enzymes .
通过对草莓土壤连续两茬施用“施倍得”生物复合肥料, 研究其对土壤微生物量和土壤酶活性的影响, 结果表明对草莓土壤的细菌、真菌、放线菌等微生物量以及土壤几种酶的活性提高显著。
Effects of Fencing on Soil Physical and Chemical Properties of Spring-Autumn Grassland in Zhaosu Horse Ranch
封育对昭苏马场春秋草场土壤理化性质的影响
The Effects of Shrub Patches on Soil Heterogeneity in Grasslands on the West Slope of the Helan Mountain
灌丛化对贺兰山西坡草场土壤异质性的影响
Effect of Polyacrylamide on Soil Particle Composition of Desertificated Grassland
聚丙烯酰胺对沙化草场土壤颗粒组成的改良效果
Study on relationship between soil enzyme and soil fertility of alpine meadow in different carrying capacities
高寒草甸草场不同载畜量下土壤酶与土壤肥力的关系研究
Effects of Main Soil Environment Facts on Soil Respiration in Daqing Leymus Chinensis Grassland
大庆市碱草草场主要土壤环境因子对土壤呼吸的影响
The Research on Physico-chemical Properties and Soil Enzyme Activity of Pastureland Shelterbelt;
草牧场防护林土壤酶与理化性质研究
Characteristics of Soil Element Distributions of High-altitude Meadow Ecosystems under Different Managements and Degradation Stages;
草场管理措施和草场退化对高寒草地土壤养分元素分布的影响
Effects of Enclosing Spring-autumn Grassland on Features of Vegetation and Soil at Zhaosu Horse Ranch;
围封对昭苏马场春秋草场植被和土壤的影响
Study on Rootzone Mixture and Effect on the Growth of Sport Turf;
运动场草坪土壤配比及其对草坪草生长影响研究
rank soil, earth, etc
杂草滋生的土壤、 土地等
Sod seeding is now a practicable proposition on permanent pastures of the better soils.
在有比较优良的土壤的永久草场上，草皮播种是一项可行的事。
Studies on Grassland Agroecosystem and Spectral Characteristics of Vegetation and Soil in Sanjiaocheng Sheep Breeding Farm;
三角城种羊场草地农业生态系统及土壤和植被波谱特征的研究
Effects of waste from livestock farm returning to field under potted condition on nitrogen and phosphorus dynamics of soil-ryegrass systemegate
盆栽条件下养殖场废弃物还田对土壤-黑麦草系统氮、磷动态的影响
Study on Grazing Yak Performance and Soil Nutrient Changes in Warm-season Pastures of Alpine Region
高寒地区暖季草场放牧牦牛的生产性能及其土壤养分变化
Analysis of the Variation Characteristics of Soil Moisture and Soil Salinity--Take Arou Pasture in the Upper Reaches of Heihe River for an Example
冻融期土壤水盐变化特征分析——以黑河上游祁连县阿柔草场为例
Research progress on soil properties and formulation in rootzone of sport turf
运动场草坪根系层土壤特点及配比选择的研究进展
Relationship between soil and grassland fauna characters and birds at Gaoping airport,Nanchong
南充高坪机场土壤及草丛动物群落特征和鸟类的关系
Effects of Hay Covered on Grassland Soil Evaporation
干草覆盖对草地土壤蒸发的影响研究