模式是由多层大气模式、多层土壤模式和植被模式通过界面上能量、水汽传输平衡方程耦合而成。
The model is composed of multilayer atmosphere, multilayer soil model and vegetation model which are coupled by balance equation describing the energy and moisture transfer at the interface.
这两大团体正以咄咄逼人的态势进行扩张,他们的耕种模式完全不符合查科脆弱的土壤条件,最终只会导致荒漠化和水土流失。
Both groups are expanding aggressively. Their style of farming is totally unsuited to the fragile soils of the Chaco and will lead only to desertification and erosion.
由于,不同海拔高度聚居区的土家族人生存模式因气候和土壤等生境条件差异而不尽相同。
Because of difference in climate and soil conditions, the living models of the Tujia people in different elevations slightly vary.
根据个旧地区的地理环境、气象条件及工业粉尘情况,确定个旧地区土壤中铅、砷污染模式为大气污染型。
According to geographic environment, meteorological condition and industrial dust, lead and arsenic pollution model of the Gejiu area's soil is defined as atmospheric pollution type.
结果表明,冬春茬黄瓜收获后采用不同的种植模式,其系统生产力与土壤生物特性发生明显变化。
The results shown that after cucumber harvest, there was significant difference in different cropping model on soil bio-characteristics and system productivity.
根据污染物质的输入和输出动态平衡关系建立了土壤重金属污染预测模式。
Based on the dynamic equilibrium of input and output pollutants, a predicting mode for heavy metals in soil has been set up.
同时针对不同的管理模式,分别提出了相应的土壤养分精准管理模型。
The corresponding precision management models of soil nutrition for different management modes, were put forward.
通过专家评判模式估算出了各行政单元的土壤侵蚀量。 利用吸附态氮磷污染估算模型估算出了污染物流失量和吸附态氮磷污染负荷。
The expert judgment model was adopted to estimate the soil erosion intensity, and the absorbed nitrogen and phosphorus estimating model were used to estimate absorbed nitrogen and phosphorus loads.
该文针对土壤显微图片特征,基干模式分类对图象实施分割;
This paper proposes an algorithm of image segmentation based on pattern classification according to the features of soil microphotographs.
PROBE系统还可用于快速、准确地分析作物的根系深度和吸水模式、土壤质地,减少无效排水、养分淋溶等。
By using the PROBE system, the root depths and water absorption modes of crops and soil qualities can be quickly analyzed exactly, the useless drainage and nutrient leaching etc. will be decreased.
通过对研究区6种不同利用模式下土壤养分指标的测定,对比分析出各利用模式间土壤养分含量水平和差异显著性。
Soil nutrient index of 6 different utilization patterns in research area was measured. Significance of difference and soil nutrient level in different utilization patterns were comparatively analyzed.
通过田间试验研究了不同氮肥水平黑麦草—水稻和小麦—水稻两种种植模式的水稻产量、经济效益和对土壤肥力的影响。
The field experiments were carried out to evaluate the rice yields, economic benefits and soil fertility of ryegrass-rice and wheat-rice cropping systems under different nitrogen fertilizer rates.
本文在土壤—植物系统中水流过程物理分析的基础上,建立了该系统中水流电模拟最通用的非线性模式。
Based on the physical analysis of water flow processes in soil-plant system, a universal model of cicruit analog for water flow in the system was developed in this paper.
其分布模式为轻稀土含量相对较高、铕轻度亏损型,与土壤类似。
The distribution patterns are that light REEs are higher in contents and Eu-anomaly is slightly inadequate, similar to the soil case.
免耕模式的优点被强调为减少水分蒸发与逃逸,减少土壤侵蚀与表面土壤衰竭。
Advantages claimed for no-till are that it decreases water evaporation and runoff, soil erosion and topsoil depletion.
以此为基础,结合田间土壤墒情和麦田苗情,总结出高产高效冬小麦节水喷灌模式。
Accordingly, the model of high yield and high efficiency for sprinkling irrigation is established depending on soil moisture in the field and the growth of wheat seedlings.
素质教育不同于应试教育,没有固定划一的模式和体系,其实施需要一种环境、一种氛围和一片土壤。
The quality education is different from the test-guided education in that it doesn't have a fixed mode or system.
结果表明,施用发酵猪粪和商品有机肥后小区土壤中的大肠菌群抗性模式明显增多。
More resistance patterns of coliform were found in topsoil from spots treated with high commercial manure.
腐植酸尿素降低氨挥发量与其养分释放模式和形成的土壤环境密切相关。
The ammonia volatilization reduction of humic acid urea correlated significantly with its nutrient-release mode and soil ambient.
本文主要目的是探讨不同模式误差方案在土壤湿度同化中的性能。
The purpose of this paper is to explore the performances of different model error scheme in soil moisture data assimilation.
不同间作模式对土壤水分影响不同。
The soil water varies from different intercropping patterns.
结果表明:与裸地相比,不同椬被恢复模式均对矸石山坡面土壤侵蚀和养分流失具有明显控制效果;
The results showed that compared with the bare land, all restoration patterns played positive effect in the control of soil erosion and nutrient loss in the gangue pile land.
通过土壤表层图像的中值滤波、图像模式转换和“坏区”过滤,提取图像的特征参数——灰度值,并对土壤表层图像的灰度值与其含水率的关系进行了试验研究。
After median filtering, image mode transforming, and "bad area" filtrating to images of soil layer, the authors extract the characteristic parameter of a image, that is gray-value, and c.
利用定位观测数据,对四川中部丘陵地区不同种植模式下旱地土壤水分变化规律进行了初步研究。
Based on the data of observation in fixed location, the pilot study on the law of soil moisture variation in different cropping patterns on dryland in hilly area of Central Sichuan has been done.
根据土壤介电常数及相应的微波发射率,推算出亮度温度值,并给出了数学模式。
According to the soil dielectric constant and its microwave emissivity, the soil microwave brightness temperature is deduced, and its mathematical model is given.
模式所需的输入为初始土壤含水量、土壤物理常数、作物播种期、逐日平均气温、相对湿度和降水量。
The desired input parameters were soil physical constants, crop 's developmental date, initial soil water content and daily air temperature, relative humidity and precipitation.
得出结果:26年生杉阔轮栽模式土壤有机质和全N含量增加.土壤生化活性加强.土壤速效养分供应量增强;
The results indicated that the soil organic matter and total N of 26-year-old PBCA stand increased. the activities of soil biochemistry strengthened. the amount of available nutrient supply enhanced.
通过对北京东南郊区3种种植方式下的土壤剖面重金属元素的调查分析,获得了不同种植模式下剖面重金属元素的空间分布特征。
The spatial distribution of heavy metals at different depth in the vertical section under 3 different types of plant models was analyzed in the southeast suburb of Beijing.
通过对北京东南郊区3种种植方式下的土壤剖面重金属元素的调查分析,获得了不同种植模式下剖面重金属元素的空间分布特征。
The spatial distribution of heavy metals at different depth in the vertical section under 3 different types of plant models was analyzed in the southeast suburb of Beijing.
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