Effect of Different Dazomet Doses on Controlling Ralstonia solanacearum of Gingers
YANG Gui-fen1，HUANG Gui-zhen1，WEI Dong-mei2，QIN Cheng-hui1，YANG Ri1
1Agricultural Technology Extension Center of Liuzhou City，Liuzhou 545002，Guangxi，China；2Seed Management Station of Liujiang County，Liujiang 545100，Guangxi，China
Abstract：In order to explore the lower and effective doses of Dazomet for controlling ginger Ralstonia solanacearum，the different doses test was carried out．The result showed that the most appropriate dose of Dazomet （98 % granular）was 0.225 t?hm-2 for disinfecting soil．It could reduce pollution with low cost，and increase the ramets per ginger cluster．The controlling effect on ginger Ralstonia solanacearum could reach 98 %．Besides，the yield was significantly increased．
