纤维素、可溶性糖含量参与抗性机制的作用主要表现在苗期。
Effect of cellulose and soluble sugar content in resistance mechanism mainly expressed in the whole seedling time.
同时对12个具有不同抗性水平的水稻品种苗期的抗性表现进行了遗传型稳定性分析。
Stability of resistance of 12 rice varieties with different resistant levels in seedling stage was studied.
不同品种苗期抗菌率变异范围较广，且总体上抗性不强；
The different variety have wide change in frequency of resistance and have not strong resistance in total.
田间抗病性调查结果表明，发病情况比苗期接种严重。株系7抗性最强，苗期病情指数最小为33。
No. 7 of transgenic plants has the highest resistance and disease index minimum at seeding stage is 33.
遗传分析表明：该突变性状表现为隐性单基因的遗传，在苗期能被0.05％以上的苯达松全部杀死，而其它常规品种则表现为对苯达松的抗性。
The results indicated that bentazone sensitive lethal gene was controlled by a single recessive gene . The Norin 8 m seedling can be killed by bentazone (above 0.05%), but its FI seedlings are safe.
遗传分析表明：该突变性状表现为隐性单基因的遗传，在苗期能被0.05％以上的苯达松全部杀死，而其它常规品种则表现为对苯达松的抗性。
The results indicated that bentazone sensitive lethal gene was controlled by a single recessive gene . The Norin 8 m seedling can be killed by bentazone (above 0.05%), but its FI seedlings are safe.
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