云南农业大学学报
雲南農業大學學報
운남농업대학학보
JOURNAL OF YUNNAN AGRICULTURAL UNIVERSITY
2011年
6期
735-739,748
,共6页
李琪彬%阎发祥%陈映岚%何月秋
李琪彬%閻髮祥%陳映嵐%何月鞦
리기빈%염발상%진영람%하월추
玉米%灰斑病%药土%防治
玉米%灰斑病%藥土%防治
옥미%회반병%약토%방치
玉米灰斑病在云南冷凉山区严重发生.本研究在玉米大喇叭口期,每667 m2取10 kg砂土分别与200 g的70%丙森锌WP,20 g的43%戊唑醇SC,22 g的25%苯醚甲环唑WP和100 g的40%丙环唑ME混合均匀后,施入喇叭口中,在收获前7d的防治效果分别达49,21%,54.88%,44,88%,75.32%,挽回产量28.70%,23.08%,47.48%,76.71%.以各药剂同样剂量分别兑水50 kg后叶面喷雾,且间隔10d再喷施1次,与药土法同期调查的防治效果分别达48.02%,50.75%,41.03%,72.55%,挽回产量16.26%,9.40%,16.66%,35.51%.药土法用药少,施药方便,效果好,可在山区推广应用.
玉米灰斑病在雲南冷涼山區嚴重髮生.本研究在玉米大喇叭口期,每667 m2取10 kg砂土分彆與200 g的70%丙森鋅WP,20 g的43%戊唑醇SC,22 g的25%苯醚甲環唑WP和100 g的40%丙環唑ME混閤均勻後,施入喇叭口中,在收穫前7d的防治效果分彆達49,21%,54.88%,44,88%,75.32%,輓迴產量28.70%,23.08%,47.48%,76.71%.以各藥劑同樣劑量分彆兌水50 kg後葉麵噴霧,且間隔10d再噴施1次,與藥土法同期調查的防治效果分彆達48.02%,50.75%,41.03%,72.55%,輓迴產量16.26%,9.40%,16.66%,35.51%.藥土法用藥少,施藥方便,效果好,可在山區推廣應用.
옥미회반병재운남랭량산구엄중발생.본연구재옥미대나팔구기,매667 m2취10 kg사토분별여200 g적70%병삼자WP,20 g적43%무서순SC,22 g적25%분미갑배서WP화100 g적40%병배서ME혼합균균후,시입나팔구중,재수획전7d적방치효과분별체49,21%,54.88%,44,88%,75.32%,만회산량28.70%,23.08%,47.48%,76.71%.이각약제동양제량분별태수50 kg후협면분무,차간격10d재분시1차,여약토법동기조사적방치효과분별체48.02%,50.75%,41.03%,72.55%,만회산량16.26%,9.40%,16.66%,35.51%.약토법용약소,시약방편,효과호,가재산구추엄응용.