但米歇根湖邻近城市的部分较安大略湖要浅很多。
But close to the city, Lake Michigan is shallower than Lake Ontario.
他还告诉我用水浇灌的树的根是如何的浅,而那些没有浇水的树的根必须钻入深深的泥土获得水分。
He talked about how watering trees made for shallow roots, and how trees that weren't watered had to grow deep roots in search of 6 moisture.
农作物对磷具有依赖性,由于磷一般均分布在土壤的表层,因而使农作物的根扎得浅。
With crops that rely on phosphorus, he's breeding shallow roots, since phosphorus is typically found in topsoil.
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