plain soil的例句大全

soil-water balance and water use efficiency on irrigated farmland in the north china plain

华北平原灌溉农田的土壤水量平衡和水分利用效率

study on cumulative effects of glebe cultivation on physical and chemical properties of soil in the sanjiang plain

三江平原旱田耕作对湿地土壤理化性质的累积影响初探

analysis of related factors for soil nutrients in croplands of typical agricultural county, northeast plain, china

东北平原典型农业县农田土壤养分空间分布影响因素分析

horizontal transport of nitrate in main soil groups of huang-huai-hai plain

黄淮海平原主要土类中硝态氮水平运移规律

prevention of soil secondary salinization by turning upland cropland into paddy fields in depressions of the songneng plain

松嫩平原低平易涝地旱改水种稻治涝防止土壤次生盐渍化技术的研究

research on relationship between holocene soil magnetic susceptibility and climatic elements in guanzhong plain

关中地区全新世黄土磁化率与气候要素关系研究

Their extraordinary image sandy soil plain earthworm lizard and javelin lizard.

它们非常像沙土平原的蚯蚓蜥蜴和标枪蜥蜴.

This is to satisfy plain people is right of soil of this county agriculture machinery wraparound.

“春忙、夏忙、农机忙”.这是遂川人民对该县农机务农的概括.

Maya lies in the center of America, which is typical tropics rainy forest climate, the background of human living environment is composed of poor soil covered by volcano, plateau, basin, canyon, plain, and thick vegetation.

玛雅地处美洲中部的热带雨林气候区，火山、高原、盆地、峡谷、平原、茂密植被覆盖下的喀斯特瘠薄土层，构成了该地区人类生存的贵州师范大学硕士学位论文环境本底；

The city covers an area of 8001 km 2 plain with fertile soil and densely covered river-nets .

全市总面积 8001 平方公里,境内一马平川,土壤肥沃,河网密布.

The studies of fertilizer application techniques matching the soil cultivation systems were conduced to solve a series of problems caused by returning whole stalk into the soil for wheat/ corn double cropping area in the plain region Taihang-Mountain before.

针对太行山前平原小麦-玉米两熟农田秸秆全量还田后的一系列问题，从配套的土壤耕作施肥技术上进行了试验研究。

Five field experiments of response of wheat yield to K application were conducted for two years in lime concretion black soil region of Huaibei plain.

通过田间试验研究了淮北平原砂姜黑土地区小麦施钾的增产效应。

In the light of the principle of classical statistics, the study on the status and spatial variability of nutrient of lime concretion black soil in Huaibei plain was conducted.

应用经典统计学方法研究淮北平原砂姜黑土养分状况及其空间变异性。

Visual interpretation of satellite image about paddy soil of yellow earth in West Plain of Sichuan Basin

四川盆西平原黄壤性水稻土卫片目视解译研究

The results indicate that the soil-drying layer is widely distributed and has extended to Guanzhong Plain.

资料表明,黄土高原土壤干层分布普遍,向南分布已达关中平原地区.

Under traditional planting strategies in North China plain, the ratio of net plant sequestrated carbon and soil efflux carbon ( NPP/ Rh) for winter wheat and summer maize were 1.16, 1.21 respectively.

在传统农作措施下，华北冬小麦、夏玉米生长季植物碳净固定量（NPP）与土壤碳排放量（Rm）的比值分别为1.16、1.21。

The dissertation reviews the agriculture production history, analyzes the status quo, the change of river system, soil evolvement and the forming course of economic position, and discusses the precondition of the agricultural development of the HHH plain.

总体上考察了黄淮海平原农业生产历史、现状形势；浅析了黄淮海平原的水系变迁，土壤演变过程及其经济区位条件的形成，初步探讨了该平原农业发展的先决条件。

The spatial distribution of soil erosion abided by the law that soil erosion lightened from the south-east foothill-plain to the north-west upland-mountain area in 1980's, the opposite way round in 1990's.

在空间分布上，土壤侵蚀呈现出20世纪80年代由东南低丘平原区向西北丘陵山地区减缓，而90年代呈相反的规律；

The interaction among water, nitrogen and phosphorus was studied in light loam meadow soil on the Beijing suburb plain. The results indicated that the most important factor is water, followed by nitrogen and phosphorus in increasing wheat yield.

在北京郊区平原轻壤质潮土类土壤上研究了氮、磷、水三因素的交互作用，结果表明，氮、磷、水对小麦增产的作用顺序为水＞氮＞磷。