The paddy soil probably had a long history of tillage, and furthermore it had formed gley horizon and illuvium, but its fertility was not high either.

水稻有史，并已形成了潜育层和潴育层，但壤肥力并不高。

A control program might involve early preplant tillage to encourage germination of the weed seeds, followed by shallow tillage prior to planting to kill the emerged weeds.

这样，在地前想办法促使杂草萌发，随后在播种前浅将其杀灭。

The paddy soil probably had a long history of tillage, and furthermore it had formed gley horizon and illuvium, but its fertility was not high either.

水稻土有较作历史，并已形成了潜育层和潴育层，但土壤肥力并不高。

A control program might involve early preplant tillage to encourage germination of the weed seeds, followed by shallow tillage prior to planting to kill the emerged weeds.

这样，在地前想办法促使杂草萌发，随后在播种前浅将其杀灭。

The paddy soil probably had a long history of tillage, and furthermore it had formed gley horizon and illuvium, but its fertility was not high either.

水稻土有较耕作历史，并已形成层和潴层，但土壤肥力并不高。

A control program might involve early preplant tillage to encourage germination of the weed seeds, followed by shallow tillage prior to planting to kill the emerged weeds.

这样，在耕地前想办法促使杂草萌发，随后在播种前浅耕将其杀灭。

The paddy soil probably had a long history of tillage, and furthermore it had formed gley horizon and illuvium, but its fertility was not high either.

水稻有较耕历史，并已形成了潜育层和潴育层，肥力并不高。

A control program might involve early preplant tillage to encourage germination of the weed seeds, followed by shallow tillage prior to planting to kill the emerged weeds.

这样，在耕地前想办法促使杂草萌发，随后在播种前浅耕将其杀灭。

The paddy soil probably had a long history of tillage, and furthermore it had formed gley horizon and illuvium, but its fertility was not high either.

土有较耕作历，形成了潜育层和潴育层，但土壤肥力不高。

A control program might involve early preplant tillage to encourage germination of the weed seeds, followed by shallow tillage prior to planting to kill the emerged weeds.

这样，在耕地前想办法促使杂草萌发，随后在播种前浅耕将其杀灭。

The paddy soil probably had a long history of tillage, and furthermore it had formed gley horizon and illuvium, but its fertility was not high either.

稻土有较耕作历史，成了潜育层和潴育层，但土壤肥力不高。

A control program might involve early preplant tillage to encourage germination of the weed seeds, followed by shallow tillage prior to planting to kill the emerged weeds.

这样，在耕地前想办法促使杂草萌发，随后在播种前浅耕将其杀灭。

The paddy soil probably had a long history of tillage, and furthermore it had formed gley horizon and illuvium, but its fertility was not high either.

水稻土有较耕作历史，并已形成了潜育层和潴育层，但土壤肥力并不高。

A control program might involve early preplant tillage to encourage germination of the weed seeds, followed by shallow tillage prior to planting to kill the emerged weeds.

这样，耕地前办法促使杂草萌发，播种前浅耕将其杀灭。

The paddy soil probably had a long history of tillage, and furthermore it had formed gley horizon and illuvium, but its fertility was not high either.

水稻土有较耕作历史，并已形成了潜育层和潴育层，但土壤肥力并不高。

A control program might involve early preplant tillage to encourage germination of the weed seeds, followed by shallow tillage prior to planting to kill the emerged weeds.

这样，在耕地前想办法促使杂草萌发，随后在播种前浅耕将其杀灭。

The paddy soil probably had a long history of tillage, and furthermore it had formed gley horizon and illuvium, but its fertility was not high either.

水稻土有较作历史，并已形成了潜育层和潴育层，但土壤肥力并不高。

A control program might involve early preplant tillage to encourage germination of the weed seeds, followed by shallow tillage prior to planting to kill the emerged weeds.

这样，在地前想办法促使杂草萌发，随后在播种前浅杀灭。