还要对草皮进行施肥，如果土壤酸度过大，还要施以石灰。
Sod should also be fertilized. And it should be treated with limestone if the soil is acidic .
采用盆栽和小区试验，研究在石灰性土壤上污泥施肥时铅污染对水稻和大豆生长发育的影响，两种作物对土壤中铅的吸收、迁移和累积规律。
Pot experiments and field trails were conducted to study the effect of soil lead levels on phytotoxicity, growth and tissue accumulation in soybean and rice grown on sludge treated calcareous soil.
采用盆栽和小区试验，研究在石灰性土壤上污泥施肥时铅污染对水稻和大豆生长发育的影响，两种作物对土壤中铅的吸收、迁移和累积规律。
Pot experiments and field trails were conducted to study the effect of soil lead levels on phytotoxicity, growth and tissue accumulation in soybean and rice grown on sludge treated calcareous soil.
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