论文部分内容阅读
鸭梨是我省的名优果品,栽培历史悠久,面积大,产量高,畅销国内外市场,在主产区占有重要的经济位置。为不断提高鸭梨产量和品质,从50年代开始,各地即已对其生物学特性和优质丰产栽培技术进行了广泛的研究,从而促进了生产的发展,产量逐年提高。但由于忽视了增质技术措施的运用,结果导致品质严重下降。为此,于80年代后期,开展了一系列的试验研究,探明了
Yali pear is a famous fruit in our province, has a long history of cultivation, large area, high yield, best-selling domestic and foreign markets, the main producing areas occupy an important economic position. In order to continuously improve the yield and quality of Yali pear, extensive research has been conducted on its biological characteristics and high-yielding cultivation techniques since the 1950s, thus promoting the development of production and increasing the output year by year. However, due to the neglect of the application of the measures to increase the quality, the result is a serious decline in the quality. To this end, in the late 1980s, conducted a series of experimental studies proved