四种种衣剂防治玉米丝黑穗病药效试验

The Studies on Four Common Seed-coating Agents for Controlling Sphacelotheca Reiliana Clinton.

本试验利用目前市场上常见的 4种用于防治玉米丝黑穗病的种衣剂对该病进行防治效果的对比性试验。结果表明 ,15 %黑穗净防效最高 ,达 81 9% ,17%吉农 4号次之 ,为 6 3 7% ,其余两种种衣剂效果则不足 5 0 %。

The comparing experiment of four common see_coating agents for controlling sphacelotheca reiliana Clinton was done The experimental results showed that the field control effects of the four seed coating agents were quite different The control effect of Heisuijing reached 81 9% The Jinongsihao was 63.7%,and the others were below 50%