qualities grading of main cultivated grasses seeds禾本科: the grass family主要: main; chief; principal; majo ...栽培: cultivate; grow; plant; crop ...牧草种子: grass seed质量: mass下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:禾本科主要栽培牧草种子质量分级,即可在微信中查询翻译