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- soil exchangeable base cation 土壤交换性盐基
- Influence of Greenhouse Vegetable Cultivation on Composition of Soil Exchangeable Base Cations 温室蔬菜栽培对土壤交换性盐基离子组成的影响
- Effects of Leaching with Simulated Acid Rain and Low Molecular Weight Organic Acids on Soil Exchangeable Base 模拟酸雨和几种低分子量有机酸淋溶对土壤交换性盐基的影响
- Through short-term indoor leaching,the effects of simulated acid rain on soil exchangeable Ca2+,Mg2+,K+,Na+,base saturation(BS),CEC,electrical conductivity(EC) contents in litchi orchard under consideration were studied. 采用短期室内淋溶的方法研究了模拟酸雨对供试果园土壤交换性Ca2+、Mg2+、K+、Na+、交换性盐基总量(BS)、阳离子交换量(CEC)、电导率(EC)等变化的影响。
- It occurs as an exchangeable base in the clay mineral and organic fractions of soils. 钙是以交换性盐基在粘土矿物及土壤的有机部分出现的。
- Five soil exchangeable sodium percentages (ESP) of 0, 5, 10, 20, 40 and four soil water contents(w/w) of 0.05, 0.10, 0.20, 0.34(saturated) were tested. 试验处理采用5种土壤碱度(土壤可交换钠百分比ESP=0、5、10、20、40)和4种土壤质量含水率(0.;05、0
- Within the rotation system, soil non-exchangeable K is the main potassium source, followed by soil exchangeable K and water soluble K. 在一个轮作期内，非交换性钾是黄褐土主要供钾形态，其次是交换性钾和水溶性钾。
- complementary ion effect of exchangeable base 交换性盐基互补离子效应
- Keywords stimulated acid rain;litchi orchard soils;base cation;transplant;soil acidifying; 模拟酸雨;荔枝果园土壤;盐基离子;迁移;土壤酸化;
- Some plants push their roots deep into the soil. 一些植物的根深深长入土中。
- Nitrogen deposition, depletion of base cations from soils, underestimation of dry fallouts, and climate changes have been proposed to be the main reasons for the delayed recovery from acidification. 导致恢复延缓的一个主要原因是低估了氮在酸化中的贡献，另外还有土壤中盐基离子的损耗、干沉降可能被低估、气候的影响等原因。
- The content of Pb in drinking water was determined by concentrating - anode stripping voltametry with exchange base liguid. The results of this method was turned to be much more accurate. 通过浓缩-阳极溶出交换底液的方法测定饮用水中铅含量，方法改善了伏安图形基线，降低了其他杂质影响，使测定结果更准确。
- Such crops won't grow in limy soil. 这类作物不能在石灰质的土壤中生长。
- What shall we grow in this alkaline soil? 我们应该在碱性土壤里种什么？
- There are a lot of worms in the soil. 泥土中有许多蠕虫。
- According to the trend of development, we need a set of system of data safety exchange based on XML urgently. 分析了XML安全问题提出的原因，及目前国内外在这个研究领域内的现状，据其应用发展趋势，迫切需要一套完整的交换系统来安全交换XML数据。
- Valve reconditioning is made on an exchange basis with original limited warranty. 进行阀门再调整是以初始有限质量保证为调换基础。
- Water has permeated (through) the soil. 水已渗遍那片土壤。
- There are some clods of soil on the mat. 垫子上有些土块。
- The earth in the garden is good, soft soil. 花园里的泥土松软肥沃。
