喷施多效唑对百香果控梢促花效果试验

Effect of Spraying Paclobutrazol on Shoot Control and Flowering Promotion of Passion Fruit

摘要: 在百香果上喷施多效唑溶液，研究不同浓度的多效唑对百香果植株生长发育及果实的影响，结果表明：喷施多效唑能显著提高百香果植株成花数和坐果数，对百香果果实品质有一定的影响，以喷施多效唑500 mg·L^-1溶液的效果较佳，百香果的果实横径、纵经、单果重、可溶性固形物、出汁率等指标最优。

Abstract: Effects of spraying different concentrations of paclobutrazol on the growth and development of passion fruit plants and fruits were studied. The results showed that spraying paclobutrazol could significantly increase the number of flowers and fruits bearing number, and had a certain effect on the quality of passion fruit. The spraying of 500 mg·L^-1 paclobutrazol solution had a better effect, and passion fruit had the best indexes of fruit diameter, longitude, single fruit weight, soluble solids and juice-extracting rate.