化肥隻是農業產量因素之一。同樣重要甚至更重要的是品種和水分。大麵積更加需要必須的灌溉係統。

來源: huntridge 於 2017-07-09 18:08:00 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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