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1适时采收意义苹果果实采收过早,一是果实尚未充分发育,果个小,糖分积累不足,外观色泽差,不能充分体现品种应有的风味,商品质量低;二是果皮角质层未发育好,采后容易失水萎蔫,贮藏期易皱皮;还易出现苦豆病、虎皮病等,烂果率较高,果实不耐贮藏。适当晚采可增加产量和果实含糖量,果实着色好。2成熟度与适时采收根据苹果的成熟状况和用途,一般分为3个成熟
1, the meaning of timely harvest Apple fruit harvesting is too early, first, the fruit has not yet fully developed, fruit a small, lack of sugar accumulation, the appearance of poor color, can not fully reflect the variety of flavor should be, the quality of goods is low; Second, Development is good, easy to lose water wilt after harvest, easy to wrinkle during storage; also prone to bitter bean disease, tiger skin disease, rotten fruit rate, fruit intolerance storage. Appropriate late mining can increase the yield and fruit sugar content, fruit coloring good. 2 maturity and timely harvest According to the maturity of the apple and use, generally divided into three mature