叶面喷施甜菊糖对樱桃番茄生长和品质的影响

Effect of Foliar Application of Stevioside on Growth and Quality of Cherry Tomato

以樱桃番茄"香妃三号"为试材,研究了叶面喷施甜菊糖对设施樱桃番茄生长、品质和产量的影响。结果表明:叶面喷施甜菊糖对樱桃番茄生长有一定的抑制作用;对产量和单果重无影响,但可溶性固形物、总糖、维生素C含量增加显著。甜菊糖浓度200mg/L的处理与对照相比可溶性固形物提高了47.48%,维生素C含量提高了34.33%,总糖含量提高了15.15%,樱桃番茄品质得到提高,风味得以改善。试验表明,在每序花开花时喷施浓度为200mg/L甜菊糖最适宜。

Taking the cheery tomato‘Xiangfei No.3＇as test materials,growth,yield and quality of tomato under foliar application of stevioside were measured to study how the different concentrate of stevioside affected the growth and quality of the cherry tomato plant.The results showed that foliar application of stevioside restrained plant growth of tomato,and did not influence yield and per fruit mass of tomato.Compared with the CK,200mg/L stevioside made the soluble solid increased by 47.48%,vitamin C increased by 34.33%,total soluble sugar increased by 15.15%.The stevioside improved the quality and the aroma of the cherry tomato and spraying at each floc flowers in bloom.