果园周围不宜种植哪些树？柑桔园、葡萄园周围不宜种植榆树，因为榆树是柑桔星天牛和褐天牛所喜食的树木。凡是柑桔园周围栽榆树的，星天牛和褐天牛虫害就会严重发生。此外，榆树分泌物对葡萄的生长发育有很强的抑制作用，只要榆树根系达到的地方，就会造成葡萄减产，甚至... Which trees should not be planted around orchards? Citrus orchards, vineyards should not be planted around Elm, because the elm is citrus star beetles and brown skins are eating trees. Where citrus trees planted around the elm trees, aster and brown pests will happen seriously. In addition, the elm secretions on the growth and development of the grape has a strong inhibitory effect, as long as the elm root reached the place, it will result in grape production, and even ...