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目前我省苹果采收常受市场销售影响和看管能力限制,人为因素对确定采收期影响甚大。虽然近年来不少果农根据果实色泽、硬度和盛花期以后的天数来确定采收期,但是由于气候条件、农业技术特点、树龄的综合影响,同一品种果实在不同地区,甚至在同一地区的最适采收期也不同。即使在一株树的范围内,果实发育和成熟也是不同的。为了验证各种采收指标在果树生产上的实用价值,本文试图通过对天水市果树研究所1981—1984年分期采收测
At present, Apple harvest in our province often affected by market sales and custody capacity constraints, human factors have a significant impact on the determination of the harvest time. Although many farmers in recent years, according to the fruit color, hardness and the number of days after the flowering date to determine the harvest period, but due to climatic conditions, the characteristics of agricultural technology, the combined effect of age, the same variety of fruit in different regions, even in the same region The appropriate harvest period is also different. Even within the scope of a tree, fruit development and maturation are different. In order to verify the practical value of various harvest indexes in the fruit tree production,