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在通常情况下,美人蕉株高可达1.5米左右,开花季节若遇大风暴雨,花穗、花杆极易倒伏。为降低美人蕉的株高,笔者用不同浓度的植物生长延缓剂多效唑进行调节试验,经过综合比较,找到以下较合理的喷施浓度和方法:
Under normal circumstances, the height of up to 1.5 meters banana plant flowering season in case of heavy rain, flower spike, flower pole easily lodging. In order to reduce the plant height of canna, I used different concentrations of plant growth retardants paclobutrazol adjustment test, after a comprehensive comparison to find the following more reasonable spraying concentration and method: