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轮作
lúnzuò
gen.
rotazione
m
轮作
一种农业技术。在各季节间,每块土地都会被有规律的播种和种植农作物,每种农作物都会在间隔几年后被重复种植。轮作可以将土壤特殊养分被耗尽的危险性降到最低。在轮作系统中,榖类作物一般在第一年种植,接着的第二年是多叶蔬菜作物,第三年是放牧作物,最后是豆类作物,因为这类作物可以恢复土壤中的氮肥。 尽管如此,高产量向土壤中连续投加额外的化学肥料。
lúnzuò
environ.
rotazione delle colture
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