1) electric potential gradient of soil
土壤电位梯度
2) soil temperature gradient
土壤温度梯度
1.
The soil temperature of four communities was observed for research the character of soil temperature gradients in annular wetlands.
三江平原环型湿地是低温 (碟型洼地 )和高温 (岛状林 )两种环境组合的典型区 ,为了研究三江平原环型湿地土壤温度梯度特征 ,对环型湿地 4种群落的土壤温度进行了观测。
2.
The soil heat condition was analyzed at aspects such as surface albedo,soil temperature gradient,soil heat flux,thermal conductivity over Oasis,Gobi and Desert by using the data observed during the complementary observation period of the"Oasis System Energy and Water Cycle Field Experiment"(6.
利用"绿洲系统能量与水分循环过程观测试验"2005年夏季补充观测资料,从地表反照率、土壤温度梯度、土壤热通量、土壤导热率等方面对比分析了绿洲、戈壁、沙漠的土壤热状况特征。
3) soil water gradient
土壤水分梯度
1.
Effects of soil water gradient on photosynthesis and root spatial distribution in two Trifolium repens cultivars;
土壤水分梯度对白三叶(Trifolium repens)光合作用和根系分布的影响
2.
cv AberElan was grown in soil column systems in which soil water content was monitored by regular weighing of the column and maintained down to a predetermined limit by controlling watering frequency and amount of water applied,so as to create a soil water gradient.
实验植物黑麦草种植于自行设计和制作的圆形土壤柱中作为模拟草地，柱内土壤含水量采用称重法加以控制，通过调节灌水次数和每次灌入水量在各柱之间建立起土壤水分梯度。
4) Soil moisture gradient
土壤水分梯度
1.
We surveyed the composition, d13C values and proline concentrationof PFGs in eight different plant communities along a soil moisture gradient.
沿土壤水分梯度,我们调查了8个植物群落的功能群组成及其d13C值。
5) the moisture potential gradient
土壤水势梯度
1.
According to the moisture potential gradient characteristics, a study is made on calculation of unsaturated soil transmissibility and analysis of errors in arid area by using zero flux plane method.
本文根据非饱和带土壤水势梯度的特点 ,利用零通量面法原位测参的方法 ,对干旱区非饱和土壤导水率的定量计算进行了初步研究 ,并对该定量计算方法的误差做了分
6) soil nutrient gradient
土壤养分梯度
1.
The niche breadths and overlaps of the 19 main wetland plant species under three soil nutrient gradients in the Yellow River delta of China were analyzed by using the formulae described by Levins and Pianka,respectively.
结果表明:各植物种在3个养分梯度上的生态位宽度值差异不大,优势种柽柳(Tamarix chinensis)、盐地碱蓬(Suaeda salsa)、芦苇(Phragmites australis)的生态位宽度值均较大;植物种之间的生态位重叠一般均较小,说明植物种在土壤养分梯度上产生了生态位分化。
补充资料：土壤平衡电位
分子式：
CAS号：
性质：土壤两相物质处于平衡时，由于液接界面上正负离子扩散速率不同所形成的电位差。如旱地，土壤氧化还原电位超过100mv，而水田则小于200mV。
CAS号：
性质：土壤两相物质处于平衡时，由于液接界面上正负离子扩散速率不同所形成的电位差。如旱地，土壤氧化还原电位超过100mv，而水田则小于200mV。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条