the soil water characteristic curve
the soil water gradient
the soil water content in the upper 20cm
a son of the soil
双马来酰亚胺(BMI)
双马来酰亚胺树脂
获得性免疫缺陷综合症(AIDS)
本地人
absolute moisture of the soil
Adhering moment to the soil
Allelochemical of the Soil of Ginseng
along the water delivery from Luanhe
analyses of the water supply and demand
applying througth the soil
automatic inspection by the water immersion
available sulphur in the soil
buffering power of the soil
chemical character of the soil
close down the water source well
Construction of the information resources
cut off the water supply automatically
differentiation of the water sources
discussion on the information technology