草甘膦在梨园发生药害后品种间受害程度的差异慈溪市部分梨园由于果农冬季应用草甘膦防除杂草技术不当，引起梨树发生药害，表现为翌年新梢生长缓慢、叶片小、叶缘失绿并向上卷，受害重的树少量开花并抽不出新梢而逐渐整株枯死。我们对严重受害梨园的４个品种调查表明，黄... Glyphosate occurred in the pear orchard after the injury between the varieties of the degree of difference Cixi City, part of the pear orchard as a result of winter farmers using glyphosate against weeds inappropriate technology, causing pear injury occurs, the performance of the next year shoot growth slow, small leaves, Leaves edge green and scroll up, a small amount of heavy tree damage and no new shoots and gradually the whole plant died. We investigated the four varieties of pear orchard that suffered serious damage ...