土壤的例句大全

With productivity of cultivated grassland maintained at a high level on river land, soil water in the soil layer below 260 cm, which is usually maintained at 5.0% yearly, could not be renewed after rainy and fallow seasons.

川地人工草地在维持高生产力的情况下，260cm以下土壤层出现雨季期间及休闲期后均不能够得到水分补偿而稳定在低湿层。

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The cultivated horizon was too shallow and machinery cultivation can increase thickness of cultivated horizon effectively.

耕层土壤厚度过浅，机耕可有效增加耕层厚度；

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Spatial Variability of Soil Nitrogen in Cultivated Horizon and Its Application in a Site-specific Long-term Experimental Field

长期定位试验地耕层土壤氮素空间变异性及其应用

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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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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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Balance of soil organic matter in a long-term triple cropping system in paddy fields

多熟制稻田土壤有机质平衡的定位研究

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Bacterial community structure was significantly influenced by continuous cropping system.

同时蔬菜连作对土壤中细菌的群落组成产生影响，这种影响同蔬菜作物种类和连作年限有关。

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Long-term Change of Phosphorus in Soils under Wheat-Maize Crop Rotation in China

小麦&玉米轮作土壤磷素长期演变规律研究

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On the sites with middle and deep soil layers the recommended rotation age of oak coppice system is 3-5 years.

在土壤为中层-厚层厚度的条件下，栎林矮林作业轮伐期以3～5a为宜。

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The corrosive cells formed in non-isotropic soil are characterized by their intense corrosive nature, and so the like zone should be kept away as much as possible in survey and design.

异性土壤所形成的腐蚀电池，具有强烈腐蚀的特点，类似这种地带应在勘察设计时尽量避开，绕道而行。

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The effect of winter cover crop on soil organic carbon and crop yield

农田冬季覆盖作物对土壤有机碳含量和主作物产量的影响

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Effects of Former Stubble Winter Cover Crop on Microbial Characteristics in Paddy Soil

前茬冬季覆盖作物对稻田土壤的生物特征影响

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The historical concept of ancient China grew on the soil of Chinese culture and enriched Chinese culture meanwhile.

中国古代的历史主义是在中华文化土壤上面发育而成，转过来又丰富了中华文化的内涵。

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Effects of Converting Native Grassland to Crested Wheatgrass and Wheat on Grassland Productivity and Soil Carbon Stock

开垦天然草地种植冰草和小麦对草地生产力和土壤碳储量的影响

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Short-term influences of winter crops on microbial biomass carbon, microbial biomass nitrogen and C_ ( mic)-to-C_ ( org) in a paddy soil

冬季作物对稻田土壤微生物量碳、氮和微生物熵的短期影响

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Dynamic Changes of Soil Temperature in Wheat spring Cotton Relay Cropping System during Theirs Common Growing Period

麦套春棉共生期间土壤温度的动态变化

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Effect of Interplanting Green Manure Crop in Orchard for Improving Soil

果园套种绿肥对果园土壤改良的效果

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Investigation of Available Silicon Content in Cultivated Soil in Jiangxi Province

江西省耕地土壤有效硅含量调查研究

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