soil profile造句
1 The feature of soil profile and the contents of soil nutrients were determined after 2 years plantation of leucaena.
2 Construction properties of different soil profile constitutions in black soil of corn belt in Jilin were systemically studied.
3 Tillage treatments affect soil nutrient in soil profile, soil nutrient content, and fertilizer use ratio.
4 P mobility was strengthened in soil profile, and P of deep soil layer was promoted to move to topsoil in intercropping.
5 The distribution of element in soil profile was related to the characteristics of elements, soil parent, topography, climate and intensity of geological leaching and biological accumulation.
6 The content of organic carbon in the soil profile of Calamagrostis angustifolia meadow was higher than that of island forest, but the difference was small.
7 The discussion is made for the influence of average value condition of soil profile on the computing result of autocovariance distance.
8 Soil genesis involves processes that develop layers or horizons in the soil profile.
9 Leaching The removal of humus and soil nutrients in solution by water moving down the soil profile.
10 Rainfall frequency and amount are thus crucial factors in determining the position of deposition in a soil profile.
11 The contents of organic carbon and water of different plant processes in soil profile of NingXia GuYuan are measured and analyzed.
12 With the development of agriculture production,[www.] a large amount of nitrate is accumulated in soil profile after crop harvest derived from superfluous nitrogenous fertilizer application for crop yields.
13 With the increasing altitude along the gradient lower shoal-middle shoal-upper shoal, the P and K contents in the whole soil profile decreased, while N content had less variation.
14 The results of this analysis showed a significant correlation of water uptake rate with soil profile water content and root weight density.
15 Results demonstrated that nitrate had obvious spatial variation and randomicity in lateral direction and vertical direction of soil profile.
16 Some of the mobilized elements may be reprecipitated at the base of the soil profile.
17 The results showed that the groundwater table had some influence on distribution of salt concentration and moisture content in the soil profile.
18 Application of N fertilizer significantly increased the amount of residual nitrate-N, and affected its distribution in the soil profile.
19 Point variability and spatial variability of soil property parameters are associated by means of stochastic field model of soil profile.
20 Dissipation increased with soil temperature and decreased with increasing depth in the soil profile.
21 In this study we measured the moisture at the typical soil profile, and some results are concluded.
22 Effects of manure application amount on soil nitrate accumulation in soil profile, yield and quality of cabbage grown in summer seasons under conditions of shallow ground water table were studied.