1.
After having occupied previously the high fertility soils, sugarcane is now moving toward low fertility soils.
以前甘蔗占用高肥力土壤，现已转向低肥力土壤。
2.
Farmers enrich the soil with organic and inorganic manures.
农民用有机肥料和无机肥料来提高土壤的肥力。
3.
The rotation of crops keeps the soil healthy and fertile.
谷物轮种使土壤保持了肥力和高质。
4.
Studies on the Fertility Properties of the Paddy Soils with High Yield and Their Degradation;
高产稻田土壤肥力特征及其退化研究
5.
Fertilizers enhance the natural fertility of the soil or replace the chemical elements taken from the soil by previous crops.
肥料能提高土壤的肥力,或补充土壤中被以前作物吸收的化学元素。
6.
The Effect of Vegetation Restoration to Soil Fertility Quality on WeiBei Loess Plateau;
渭北黄土高原植被恢复过程土壤肥力质量研究
7.
The soil fertility of mountainous soil in jujube in hill of loess plateau
黄土高原丘陵区山地枣树土壤肥力分析
8.
Effects of Rice Seedlings Broadcasted among High Standing-stubbles under No-tillage Condition on Soil Microbes and Soil Enzyme Activities and Soil Fertilization and Yield;
免耕高桩抛秧对土壤微生物、酶活性及土壤肥力和产量的影响
9.
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
10.
Tropical Soil Biology and Fertility
热带土壤生物学和肥力网(土肥网)
11.
Fertility Characters of Tobacco Planted Soil at Different Altitudes in Longshan County
龙山县不同海拔高度植烟土壤肥力特征研究
12.
Analysis of Properties of Soil Microbial Biomass Carbon in High-Yielding Corn Soil
玉米高产田土壤微生物量碳的肥力特性分析
13.
Influence of Different Grazing Intensity to Soil Fertility in the Subei Alpine Steppes
不同放牧强度对肃北高寒草原土壤肥力的影响
14.
Organic fertilizers seemed very effective on improving soil fertility as well as soil properties.
有机肥似乎对改善土壤肥力和土壤性状很有效。
15.
Wheat and Corn Production,Fertilizer Application and Soil Fertility Status of Typical High-Yield Areas
典型高产区小麦玉米产量、肥料施用及土壤肥力状况
16.
The paddy?upland system increased clay dispersion content and soil fertility.
水旱轮作可增加土壤黏粒含量,提高高沙土肥力水平;
17.
Study on Soil Biological Fertility of Different Fertilization Systems;
不同施肥制度土壤生物肥力特征研究
18.
Analysis of Soil Fertility and Fertility Betterment Measures for Paddy Field in Kaiyuan City
开原市水田土壤肥力分析及培肥措施