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- The result showed that long-term application of manure and combination applying of NPM could significantly increase soil fertility. 结果表明:长期施用有机肥能够明显增加土壤养分,氮磷和有机肥配施效果显著;
- Fertilization could also increase soil enzyme activities, and soil urease and phosphatase activities could be used as the indicators of soil fertility. 施肥还可增加土壤酶活性,其中,土壤脲酶和磷酸酶活性可以作为衡量土壤肥力水平的指标。
- The density of Taiwania flousiana plantation should be adjusted to accelerate the growth of undergrowth vegetation, thus improving soil physical and chemical properties and increasing soil fertility. 秃杉人工林生长过程中要经常调整密度以促进林下植被生长,从而改善土壤理化状况,提高土壤肥力。
- 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 soil fertility shows a decrease trend in cornpea rotation. 玉米、豆轮作,土壤养分均呈下降趋势。
- Effects of increasing soil fertility and maize output by manure the maizestraw with different returning ways to upland soil 不同秸秆还土方式对旱地土壤培肥和玉米产量的影响
- 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。
- 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;
- 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。
- The reason was that it coud collect small rainfall, increase soil temperature, and modify micro-organism etc. 该技术的经济效益高,其增产机理表现在微地形集流渗水、地积温增加、作物根际微生态环境改善三个方面。
- Local meteorological authorities urged artificial rainmaking efforts to increase soil moisture. 当地气象局紧急实施人工降雨,从而提高土地湿度。
- In west area, the efficient farming technique can change slope landforms, reduce soil erosion, increase the ability of soil conservation, improve soil fertility and increase crop yield. 在西北干旱地区实施有效的耕作技术,对改变坡面微地貌、减少土壤侵蚀、增加土壤抗性、蓄水、保土性能、培肥地力和提高作物产量均有显著作用。
- Long-term intercropping Chinese milkvetch into productive citrus plantation could enhance utilization rate of solar radiation,improve soil fertility and increase fruit yield by 46.88%. 成龄桔园合理套种不仅提高光能利用率、改善土壤肥力,而且使柑桔产量提高了46.;88%25。
- The results showed that planting winter wheat could increase soil N2O emission, regardless of fertilization or mulching. 结果表明:无论是否施氮肥,是否覆膜,种植冬小麦对黄土地区土壤N2O的排放均具有促进作用;
- The results show that the forest-grass vegetation is able to increase soil infiltration and quickly reduce soil moisture in order to control surface runoff. 结果表明,林草植被可以通过提高土壤持水性、增加土壤透水性和尽快降低土壤水分含量控制地表径流;
- The results showed that treatment of due north direction and tectorial membrane could increase soil temperature obviously, lower permafrost layer thickness and decrease sprouting. 结果表明:正北向+覆膜处理能明显提高土壤温度,降低冻土层厚度,减少苹果幼树越冬抽条现象的发生。