“栽培者”用英语怎么说

栽培者必须准备使用一系列的化学药剂.Growers must be prepared to use a range of chemicals.栽培者就再也不能完全控制营养状况.The grower is no longer in full control of the nutritional situation.用专利品来表示使用剂量对栽培者来说最有意义.Doses presented in terms of the proprieta...