While healthy plants withstand forces (eg wind) that greatly exceed their own weight, over time will weaken so much that already are not able almost to hold their own weight. The actual weight of corn plants, occupying one hectare, is depending on the type and stage of growth for a long time before reaching ripeness well over 50 tons.
Wakati mimea yenye afya kuhimili vikosi (mfano upepo) Kwamba sana Kisichozidi uzito wao Own, baada ya muda kudhoofisha sana tayari Hiyo Siyo uweza karibu kodi uzito wao Own. uzito halisi ya mimea ya nafaka, Wanaomiliki hekta moja, ni kutegemea aina na hatua ya ukuaji kwa muda mrefu kabla ya kufikia upevu vizuri zaidi ya tani 50.