葡萄穗轴褐枯病在葡萄花期前后危害幼穗和果粒,造成穗轴干枯、果粒萎缩脱落,是威胁葡萄生产的一种新病害。本病发病早.致病快是其显著特点.如果防治不及时,严重时往往导致绝产。1997年开始,针对重病园尝试灌根防治,效果较为明显。 一、药剂选择 必须选用具有内吸传导作用的杀菌剂如多菌灵、甲基托布津等,否则效果不明显。 Brown rot of grape cot harms spikelets and fruit grains before and after the grape flowering period, resulting in dry cob and fruit atrophy and shedding, which is a new disease threatening grape production. Early onset of the disease. Pathogenic fast is its salient features. If the control is not timely, often lead to serious cases of abortion. Beginning in 1997, for serious disease garden irrigation experiment, the effect is more obvious. First, the choice of agents must choose to have the role of absorption of fungicides such as carbendazim, thiophanate-methyl, etc., otherwise the effect is not obvious.