土壤的例句大全

The soil surface are commonly found with a high degree of alkalization.

这部分碱化土壤一般表层碱化度较高，而巨碱化、盐化特点同时存在。

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The effect of alkaline ground water with low salinity on soil alkalization

碱性低矿化地下水灌溉对土壤碱化的影响

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Therefore, we proposed the method about rapid measurement of soil alkalization degrees.

因此，我们提出了野外快速测定土壤碱化度的方法。

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Effects of Different Irrigation Water Quality on the Soil Alkalization and Studies on Alkaline Soil Improvement

不同灌溉水质对土壤碱化影响及其改良效果的研究

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When produce dense sodium carbonate with the material of natural alkali, a plenty of alkaline scrap material or alkaline mud which can alkalify the earth, pollute the air and environment is manufactured, using the scrap material by calcine with a large movable kiln is expensive.

在以天然碱为原料生产重质纯碱时，伴生大量碱性废渣（俗称苛化泥），此废渣堆放或坑埋，碱化土壤，污染环境和空气，若用大型回转窑煅烧处理，成本高不经济。

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As one of the soil cutans, iron-manganese cutans are widely distributed in Alfisol and Ultisols in subtropical zone in China, and they have active surface chemical properties.

铁锰胶膜是在我国的南方地区广泛分布的一种土壤胶膜，它具有活跃的表面化学性质。

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Effect of mixtures with alders on soil fauna in plantation forest of Chinese fir

桤木混交对杉木人工林大型土壤动物群落的影响

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Ground source heat pump is an energy-saving aircondition system of green environmental protection, which has been promoted to utilize in China.

土壤源热泵是一种绿色环保节能的空调系统，在中国已经开始进入高速推广使用阶段。

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Research on Power Optimization of the Walking Wheel Air Cushion Vehicle on Soft Ground

松软土壤上步行轮式气垫车功率优化的研究

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But Ce showed positive anomaly, the average value of δ Ce was 1.48, which was distinctly higher than that of Chinese soils.

而Ce表现出明显的正异常，δCe平均值为1.48，明显高于中国土壤平均值。

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Studies on the Soil Improvement and Agropyron elongatum Plantation by Using Salt Water

利用咸水种植高冰草及改良土壤研究初报

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Supporting theory: Agrology theory, ground rent theory, locality theory, productivity theory and ecosystem economics theory.

支撑理论：研究了土壤学理论、地租地价理论、区位理论、生产力理论和生态经济学理论及其在农用地定级估价中的作用。

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Now the application of geo-statistics in Geology for Mineral resource has been mature, and it also has been widely used in many other fields such as hydrology, agrology, etc.

地统计学在矿产地质中的应用目前已经达到了成熟阶段，在水文学、土壤学等领域中也得到了广泛的应用。

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The species distribution in hydrolytic polymeric aluminum solutions is a research focus in the fields of analysis, catalysis, agrology, geochemistry, new materials, environmental science, biotoxicology, etc.

水解聚合铝形态一直是分析、催化、土壤、地球化学、新材料、环境科学和生物毒理学等众多领域研究的前沿和热点。

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The transform and trace of nitrogen in tea plantation ecological system and nitrogen transfer with the atmosphere quality is becoming a hotspot issue in several areas, such as Tea Cultivation, Agrology, Plant Nutriology, Environmentology and Ecology.

近年来，氮素在茶园生态系统中的转化与去向、氮素迁移与环境质量等问题日益成为茶树栽培学、土壤学、植物营养学、环境学以及生态学等诸多学科共同关注的热点。

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Studies of the Soil Fertility of Aerially Seeded Pinus massoniana Stands

马尾松飞播林土壤肥力研究

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Liming is a traditional and effective method to amend acid soil. Previous studies mostly focused on annual crops, but rarely on the perennial fruit trees.

施用石灰是一项传统而有效的酸性土壤改良措施，而以往的研究多集中在一年生作物上，对于多年生果树研究较少。

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Evolution and management of soil fertility in rice fields under multiple cropping systems

多熟制条件下稻田土壤肥力演变及其管理

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Change in Crop Yields Soil Nitrogen, Phosphorus, Potassium, and Organic Matter in a Long-term Triple Cereal Cropping System

长期三熟制下谷物产量和土壤氮磷钾及有机质性状的演化

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The study shows that there is a great deal effects of the annual crops on the growth of the perennial forages in the first and second year under the condition of lack of irrigation and the steppe climate on Qinghai Lakeside.

初步研究结果表明，在青海环湖地区草原性气候区土壤缺乏灌水的条件下，油菜对多年生牧草第1～2年生长的影响最小，其次是对燕麦、青稞的影响最大。

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