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- soil fertility factor 土壤肥力因子
- The status of soil aggregates is an important factor affecting soil fertility. 土壤团聚体和水稳性团聚体的状况是影响土壤肥力的一个重要因素。
- It's an effective way to maintain soil fertility. 这是保持土壤肥力的一个有效办法。
- How do earthworms influence soil fertility? 蚯蚓如何影响土壤肥力?
- The result of the test shows that the main factor influencing Japanese creeper to grow is the soil moisture, secondly it is the soil fertility. 试验结果表明：影响地锦生长的主要因素是土壤水分，其次是土壤肥力。
- The soil fertility shows a decrease trend in cornpea rotation. 玉米、豆轮作，土壤养分均呈下降趋势。
- Influence of thinning on soil fertility in artificial forests. 抚育间伐对人工林土壤肥力的影响。
- The Impact of Soil Fertility on the Yield of Phyllanthus Emblica L. 土壤肥力对余甘子产量的影响。
- A green manure is a crop grown mainly to improve soil fertility. 种植绿肥作物主要是为使土壤更加肥沃。
- The F factor, which possesses an additional genetic unit, is also called sex factor or fertility factor. 具有附加的遗传单位-F因子，也叫性因子或育性因子。
- Weight-related fertility factors are certainly known. 体重相关的生育因素已经很明确了。
- Soil fertility factors 肥力因素
- Strip check space varies with plot slope, soil fertility and irrigation. 条畦宽度随地块坡度、土壤肥力和灌溉而变化。
- 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;
- Moreover Masa from third, the racecourse will stress the soil fertility quite good one side start tomorrow, starts out, if can crawl Hamilton will be the enormous favorable factor. 而且马萨明天将从第三位，赛道抓地力比较不错的一侧起步，发车如果能够爬头汉密尔顿将是极大的有利因素。
- Application of Integrated Fertility Index Method in Evaluating Changes in Soil Fertility. 应用指数和法对潮土农田土壤肥力变化的评价研究。
- Artifical improvement of soil fertility in a regraded forest ecosystem by using municipal sewage sludge. 城市污泥对退化森林生态系统土壤的人工熟化研究。
- Effect of long-term fallow and cultivation on soil fertility in rice-based cropping system. 水旱轮作地区土壤长期休闲与耕种的肥力效应。
- Robinia pseudoacacia was better than Pinus tabulae formis in enhancing the soil fertility. 在树龄相同的条件下刺槐林对土壤培肥效应优于油松林。
- According to the areca production situation and soil fertility,the investigation was carried on in Hainan. 为了海南槟榔产业稳步健康的发展,针对槟榔生产现状和槟榔园土壤肥力状况进行了调查和分析。
