A greenhouse pot experiment was carried out in the condition of simulated acid rain to study the effects of acidrainfall on the property of soil and the responses of leaf vegetable and rice.
在玻璃室内，以模拟酸雨条件下栽种水稻和蔬菜，观察酸雨对土壤性质和作物的效应。
2
Magnesium deficiency most commonly occurs in acid, sandy soils in areas of moderate to high rainfall.
缺镁常常发生在中雨量或高雨量区的酸性砂质土。
3
The characteristics of acid rain pollution in the east suburb of Guangzhou are studied on the basis of rainfall records from 1982 to 1987.