您要查找的是不是:
- The priming effect of nitrogen fertilizer on soil nitrogen was studied by using waterlogged incubation method. 摘要应用淹水培养方法,研究了铵态氮肥对土壤氮素的激发效应。
- BIOLOGICAL NITROGEN FIXATION AND NITROGEN EXPORT OF GROUNDNUT INTERCROPPED WITH RICE CULTIVATED IN AEROBIC SOIL AND ITS EFFECT ON SOIL NITROGEN FERTILITY 旱作水稻与花生间作系统中的氮素固定与转移及其对土壤肥力的影响
- Soil nitrogen fertility 土壤氮索肥力
- When combined N was appropriately applied to soil, on which alfalfa and meadow fescue had been planted, it could promote increasing nitrogen fertility in soil. 少量化合态氮素的施入对种植苜蓿牛尾草的土壤氮素肥力的提高有明显的促进作用。
- Distribution and fate of nitrogen fertilizer in various soil nitrogen pool at wheat seedling stage 小麦苗期施入氮肥在土壤不同氮库的分配和去向
- Priming effect of ammonium nitrogen fertilizer on soil nitrogen under waterlogged condition 淹水培养条件下铵态氮肥对土壤氮素的激发效应
- The Effect of Nitrogen Fertilizer Under Different Moisture Conditions and Soil Nitrogen Adjustment in the Loess Highland 黄土塬区不同水分条件下冬小麦氮肥效应与土壤氮素调节
- Effect of combined application of bioorganic manure and inorganic nitrogen fertilizer on soil nitrogen supplying characteristics 秸秆生物有机肥的施用对土壤供氮能力的影响
- Effects of long-term plant Medicago sativa Linn. on soil nitrogen nutrient. 长期种植苜蓿对土壤氮素营养的作用
- Water and Nitrogen Utilization and Apparent Budget of Soil Nitrogen under Different Types of Nitrogen Fertilizer and Different Application Rates in Summer Maize 不同类型氮肥与施氮量下夏玉米水、氮利用及土壤氮素表观盈亏
- These plants need no nitrogen fertilizers and leave the soil rich in nitrogen. 这样的植物不需要施用氮肥,并且还给土壤留下了丰富的氮。
- Based on this conclusion, and effect of heat and water in this region, the paper deduced that it is possible to restore the nitrogen fertility under natural condition. 根据此结论,并结合该区域性水热同期的先天条件,认为在贵州西部喀斯特石漠化地区土壤氮素肥力的自然修复是存在可能的。
- Depletion of soil nitrogen frequently leads to reduced concentrations of soluble amino and amides. 土壤氮素的减少常常导致可溶性氨基酸和酰胺浓度的降低。
- What is the cost of using nitrogen fertilizer on a rice crop? 水稻使用氮肥的成本是什么?
- Influence of temperature and moisture on soil nitrogen mineralization under two types of forest in Changbai Moun. Tain. 温度和湿度对长白山两种林型下土壤氮矿化的影响。
- Should nitrogen fertilizer be applied after injected swine manure? 如何树立种猪引入的科学理念?
- There was a positive correlation between the amounts of most soil microbe and soil nitrogen content. 土壤中大多数微生物数量与土壤氮素养分含量呈正相关。
- These results indicate that the vegetation has stronger effect on soil nitrogen mineralization than soil types. 不同土地利用方式对土壤氮素矿化作用的影响强于不同土壤类型的影响。
- Excessive application of nitrogen fertilizers results in tardy bearing. 施用过量的氮肥结果使树延迟结果。
- The soil nitrogen status is a function of the processes of nitrogen fixation, microbial decompostion, nitrificattion and denitrification. 土壤氮状况是一个固氮、微生物分解、硝酸化和脱氮过程的作用。