1.
Studies on Characters of Nutrient Resources of Aeolian Soil and Effects of Nutrient on Ephedra Sinica Growth and Accumulation of Ephedrine
风沙土土壤养分资源特征及其对麻黄生长和麻黄碱积累的效应研究
2.
Phosphorus Management in Chinese Agroecosystem Based on Forecasting the Change of Soil Phosphorus Fertility;
基于农田土壤磷肥力预测的我国磷养分资源管理研究
3.
Study on Evaluating Method of Soil-Water Resource Zoning in Hebei Province;
河北省土壤水资源分区评价方法研究
4.
Studies on Quantity Dynamics of Soil Microorganism and the Relation with Soil Nutrients of Alpine Meadow in the Headwater Area of Yellow River;
黄河源区高寒草地土壤微生物数量动态及其与土壤养分关系研究
5.
Dynamics of Nutrient Source-Sink between Sublepine Bamboo Communities and Soil in Western Sichuan;
川西亚高山箭竹群落—土壤养分源库动态研究
6.
Effects of Structure Models of Water Conservation Forest on Soil Nutrients in Northern Water Source Area of Chongqing
重庆北部水源区水源涵养林构建模式对土壤养分的影响
7.
Current Situation of Potassium in Soil in Main Flue-cured Tobacco Area of Xinyang City
信阳市烤烟主产区土壤钾素资源现状分析
8.
The Analysis and Study of Soil-Water Resources Utilization Potential in Hebei Province;
河北省土壤水资源利用潜力分析与研究
9.
Soil Ph Value and to Explore the Relationship Between Soil Nutrient
土壤pH值与土壤有效养分关系探讨
10.
soil nutrient bioavailability
土壤养分生物有效性
11.
soil with a lot of goodness in it
含大量养分的土壤.
12.
Study on Soil Water Conservation Functions of Several Vegetation Types in Zhujiang Fountainhead Region
珠江源头区几种主要林分类型下土壤的水分涵养功能研究
13.
Fractal Features of Soil Particle Size Distribution on Water Source Conservation Areas under Different Measures of Ecological Restoration
不同生态修复措施下水库水源涵养区土壤粒径分布的分形特征
14.
Analysis of Optimal Allocation of Land Resources and Soil Quality Regulation Using System Dynamics
土地资源优化配置与土壤质量调控的系统动力学分析
15.
Research on Soil Enzyme Activities and Soil Nutrients in Different Types of Farmland in Salinization Fluvo-aquic Soil
盐化潮土不同农田土壤养分和土壤酶活性研究
16.
Effect of Exogenous Allelochemical Vanillic Acid on Soil Eenzyme Activity and Soil Nutrient for Pepper Seedling
外源化感物质香草酸对辣椒幼苗土壤酶活性及土壤养分含量的影响
17.
Experimental Study on the Law of Nutrient Leaching and Accumulation in Soils under Supplying Groundwater Resources Through Floodwater Irrigation;
引洪补源条件下土壤中养分淋溶积累规律的试验研究
18.
Community Succession of Differently Aged Artificial Grasslands and Their Soil Nutrient Changes in Three Rivers' Source Regions in Qinghai,China
三江源区不同建植年代人工草地群落演替与土壤养分变化