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为了科学有效地控制核桃细菌性黑斑病的危害,通过田间试验比较了14种不同药剂(组合)对核桃细菌性黑斑病的防治效果。结果表明:供试的14种药剂(组合)中,除了72%农用硫酸链霉素可溶性粉剂5 000倍液处理外均有较好的防治效果,其中6%春雷霉素可湿性粉剂1 200倍液+80%代森锰锌可湿性粉剂600倍液处理病果率最低,仅2.63%,防治效果最高,达90.94%;其次为80%代森锌可湿性粉剂600倍液处理,病果率为5.66%,防治效果达80.49%。
In order to control the damage of walnut bacterial black spot scientifically and effectively, the control effect of 14 different medicaments (combination) on walnut bacterial black spot was compared by field experiments. The results showed that except for 72% of agricultural streptomycin sulphate soluble powder 5000 times liquid, the 14 kinds of medicaments (combinations) tested had better control effect, of which 6% of kasugamycin wettable powder 1 200 times Liquid + 80% Mancozeb WP 600 times the lowest rate of disease and fruit disease, only 2.63%, the highest control effect, up to 90.94%; followed by 80% DMSO, 600 times the liquid treatment, disease rate 5.66%, prevention and control of up to 80.49%.