Effects of Ethephon on Flowering of Camellia Sect. Chysantha Chang

Using common Camellia Sect. Chysantha Chang of 15-20 a as experimental materials,effects of ethephon concentration on plant growth and flowering were investigated. The results showed that 1. 25mg / L of ethephon resulted in greater stem diameter and flower bud width and length,while 2. 50 mg / L of ethephon inhibited those. Spraying ethephon played inhibitory role on the amount of new shoots. Ethephon significantly promoted the flowering of Camellia Sect. Chysantha Chang. 2. 50 mg / L of ethephon resulted in an average of 120 flowers per bud. The effect of ethephon on flowering stimulation was 1-yearold branches 2-year-old branches 3-year-old branches. 1. 25 mg / L of ethephon was suitable for producing. It should be tested if increasing concentration.

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