花粉直感现象对油桃五月火品质的影响

为研究油桃五月火生产中花粉直感与所出现的品质退化现象的关系,试验选用4个桃品种为授粉品种,以生长势健壮、结果盛期的五月火为母本进行人工授粉,测定了不同授粉组合的坐果率、果实外在品质及内在品质等几个主要指标。结果表明,五月火果实在坐果率、单果重、果实硬度、可滴定酸和可溶性固形物等方面表现明显的花粉直感现象,而在果形指数、果皮颜色、茸毛、果肉颜色以及粘核性等方面表现不明显。

Effect of Xenia on Fruit Quality of Nectarine "May fire" Cultivar

4 peach cultivars were tested as pollinators for the vigorous adult trees of nectarine May fire cultivar for studying the effect of xenia on May fire fruit quality.The major parameters such as fruits set rate,fruit appearance and quality characteristics were investigated and studied.Results showed that the pollen xenia had obvious effect on fruit setting rate,per fruit weight,fruit hardness,soluble solids content,titratable acidity.However,there was no obvious effect on fruit shape index,fruit coat color,fruit hairy,fruit flesh color and cling stone.