To discuss the stocky efficiency of plant growth retardants, characteristics of areca areca catechu l.
为探讨生长延缓剂对槟榔苗期矮壮的光合特性。
Results show that plant growth retardants have obvious effects on white orchid such as height reduction, more flowers and longer blooming period.
结果表明：生长延缓剂对白兰花有明显的形态效应：植株矮化，开花数增多，花期延长。
Results show that plant growth retardants have obvious effects on white orchid such as height reduction, more flowers and longer blooming period.
结果表明：生长延缓剂对白兰花有明显的形态效应：植株矮化，开花数增多，花期延长。
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