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黄金梨以其个大、质优,深受消费者喜爱,然而,近年来在生产中发现了一种生理病:在一些果实萼洼及其周围,果皮呈铜锈色,严重者果皮变厚,影响美观。该病发生普遍,果农甚至有“没有黄头病,不叫黄金梨”的说法。该病严重影响其外销,据有关资料介绍,该病为缺钙和硼所致,但我们经过连续3年的调查,发现其虽为缺素症,但单纯地补充钙和硼效果并不理想。为此我们提出综合防治的办法,取得了初步成效。
Gold pear with its large, high quality, loved by consumers, however, in recent years found in the production of a physiological disease: in some fruit calyx depression and its surrounding, the skin was copper rust, severe skin peel thickening, Affect the appearance. The disease is widespread, farmers even “no yellow head disease, not called the Golden Pear ” argument. The disease seriously affected its export, according to the information introduced, the disease is caused by calcium deficiency and boron, but after three years of continuous investigation we found that although it is a deficiency, but simply to add calcium and boron effect is not ideal . To this end, we put forward a comprehensive approach to prevention and control and achieved initial results.