15个甜油桃品种在重庆开县的引种表现

摘要

重庆市开县自然条件优越，适宜以桃为主的多种果树生产。通过对15个甜油桃新品种在开县进行的筛选试验表明：大多数品种在定植2年后始花见果，3年生株最高产量可达15 kg，4年大部分进入盛果期。多数品种表现品种原产地的品质，有的果实性状甚至超过引种地。但从综合性状来看，‘超红珠’、‘中油4号’、‘中油5号’、‘丽春’4个品种为最优栽培组合，‘丹墨’、‘早红宝石’为有发展前途的2个品种。%　　Because of the advantageous natural conditions,Kaixiancounty is suitable to cultivate many kinds of fruit trees especially the peach.This paper shows the results of the screening experiment of 15 kinds of sweet oil peach strains inKaixian. Most of the strains begin to blossom and bear 2 years after they are planted. After 3 years, the highest yieldis 15 kg/plant.After 4 years, most strains are in full fruit period. Most strains have shown the original characteristics, and some fruits are evenbetter than the oringinal ones. But according to the comprehensive properities,“Chaohongzhu”,“ZhongyouNo. 4”,“ZhongyouNo.5”and“Lichun”are the best cultivation group. In addition,“Danmo”and“Zaohongbaoshi”have a better future.