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- Methods The residues of profenofos at different times after spraying on soil were determined by GC-FPD method. 方法采用色谱_火焰光度法 (GC_FPD)测定田间喷洒丙溴磷后不同天数丙溴磷在土壤中的残留量。
- Articles on soil come under "agriculture". 有关土壤的文章刊载在“农业”栏下。
- Articles on soil are brought under " agriculture". 有关土壤的文章刊载在“农业”栏下。
- Articles on soil come under"agriculture". 有关土壤的文章刊载在“农业”栏下。
- Yang W Z, Shao M A. Study on Soil Moisture in Loess Plateau. 杨文治,邵明安.;黄土高原土壤水分研究
- Spraying on soil 淋土
- To spray should avoid spraying on specimen directly. 喷雾时应避免直接喷向试片本体.
- Many papers were sprayed on the floor. 许多文件散落在地板上。
- Influence of Overgrazing on Soil Erosion of Grassland. 过度放牧对草原土壤侵蚀的影响。
- Influence of thinning on soil fertility in artificial forests. 抚育间伐对人工林土壤肥力的影响。
- That is why several thin coatings are better than spraying on one excessively thick coating. 因此,多次反复涂抹薄层比一次涂厚层有更好的效果。
- Effect of application of fertilizers on soil structure in red soil. 施肥措施对红壤结构的影响。
- Using it to spray on axes and bore of bearing. 运用粉末复合电弧喷涂技术对轴类零件和轴承座内孔进行喷涂。
- Sulphur powder has no remarkable effect on soil nutrition. 施硫磺粉对土壤养分没有明显的影响。
- This is sprayed on or applied to the wart. 这是被喷上的,或者适用于树瘤。
- Malathion is a chemical that is sprayed on crops. 马拉硫磷是一种喷洒在农作物上的化学药品。
- 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
- Liquid film mulching improved physical and chemical properties of soil. Liquid film was a kind of polymer mixture. It combined with soil particles and formed a black solidified membrane on the soil surface after adding water and spraying on the soil. 2 液体地膜覆盖改良土壤理化性状 液体地膜是高分子混合物,兑水喷施于土壤表面后,这些高分子与土壤颗粒相结合,在土壤表层形成一层黑色的固化膜。
- The Effects of Grazing Intensity on Soil Physics and Chemical Properties. 放牧强度对草地土壤理化性质的影响。
- The application prospect of fluorocarbon spraying on aluminium board in the nation was presented. 指出了铝板氟碳喷涂在我国的应用前景。