EFFECT OF NITROGEN SUPPLYING LEVEL ON NITROGEN NUTRITION AND THE GROWTH OF ROOTS AND YIELD FORMATION OF DRY NURSERY SEEDLINGS OF RICE IN FIELD是什么意思_EFFECT OF NITROGEN SUPPLYING LEVEL ON NITROGEN NUTRITION AND THE GROWTH OF ROOTS AND YIELD FORMATION OF DRY NURSERY SEEDLINGS OF RICE IN FIELD在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句