桃树生产会遇到许多的虫害,其中是蚜虫又分为好几种有桃瘤蚜、桃粉蚜、桃蚜,这篇文章我们将介绍一下桃瘤蚜与桃粉蚜,该如何去识别这两类蚜虫的形态特征,尤其是如何识别危害果树症状,出现此类害虫时该怎么防治。
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Effect of biochar addition on soil respiration partitioning and root dynamics in an apple orchard
Effects of decreasing levels of N amendments on organic “granny smith” apple trees
Interactive Effects of Potassium and Calcium on K_Ca Ratio and Its Consequences on Apple Fruit Quality in Calcareous Soils of Iran
TIME OF NITROGEN APPLICATION AND ITS INFLUENCE ON ‘GOLDEN DELICIOUS’ APPLE YIELD AND FRUIT QUALITY
有机肥介绍
Irrigation manual7
Water quality for agriculture