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番茄叶霉病拮抗菌番茄叶霉病拮抗菌
吉 林 农 业 大 学
学 士 学 位 论 文
题目名称：番茄叶霉病拮抗细菌发酵条件的研究
学生姓名： 潘帅
院 系： 农学院 专业年级： 09级植物保护
指导教师： 马贵龙 职 称： 教授
2013年 5月 20日
目 录
题目································································································3
摘要及关键词 ··················································································3
1 前言 ···························································································4
1.1 生物农药的进展 ··········································································4
1.2 番茄叶霉病病原菌的生物防治进展·················································· 4
2 材料与方法·················································································· 5
2.1 试验材料··················································································· 5
2.1.1 供试拮抗菌株··········································································· 5
2.1.2 供试病原菌株··········································································· 5
2.1.3 供试培养基·············································································· 5
2.1.4主要供试器材············································································5
2.2 试验方法··················································································· 6
2.2.1 营养条件对发酵的影响······························································· 6
2.2.2 摇瓶条件优化·········································································· 7
2.2.3其他因素对S46发酵液的影响······················································ 8
3 结果与分析·················································································· 8
3.1不同碳源对菌株S46产素的影响····················································· 8
3.2不同氮源对S46菌株产素的影响····················································· 9
3.3不同无机盐对发酵液抑菌活性的影响··············································· 10
3.4营养条件正交设计试验·······································
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