The effect of ringing on the induction of flowering in ramie was studied with 5 varieties, at 3 ringing-date and under 2 densities.
研究了5个品种（系）、3个环剥时期及两种密度下，环剥对苎麻（短日植物）开花的诱导效应。
The effect of ringing on the induction of flowering in ramie was studied with 5 varieties, at 3 ringing-date and under 2 densities.
研究了5个品种（系）、3个环剥时期及两种密度下，环剥对苎麻（短日植物）开花的诱导效应。
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