还就稻瘟病菌有性世代在田间存在与否进行了讨论。
The perfect stage of M. grisea in the field was also discussed.
稻瘟病菌SSR检测是分子标记辅助育种的一项重要技术。
SSR detection is an important technique of molecular marker for assisted breeding in Pyricularia grisea.
本研究结果将为稻瘟病菌的遗传学和病害生态学研究奠定的基础。
The study results will lay the foundation for genetics of M. grisea and the the disease ecology research.
本发明稻瘟病菌无毒基因的分子标记方法属于农业生物技术范畴。
The invention of molecular labeling method of Pyricularia grisea avirulent gene belongs to the field of agricultural biotechnology.
初步表明,稻瘟病菌胞壁降解酶在病菌的侵染过程中起了协同作用。
It was indicated that the CWDE played an important role during fungal infected host cell wall.
很多研究表明稻瘟病菌丝氨酸蛋白酶很可能是一种潜在的致病因子。
There are many researches showed that the Serine Proteases of M. grisea is a potential pathogenic factor.
了解稻瘟病菌附着胞阶段基因表达的状况对于弄清附着胞的形成、发育和侵入机制具有重要意义。
It is significant to find out the stage of gene expression of appressorium for us to understand the process of appressorium formation, development and penetration in the rice blast fungus.
而稻瘟病菌几丁质酶表达的差异是否与菌株间致病性等生物学和生理学差异有关,有待进一步研究。
Whether the expression levers of the Chitinase is related to the differences of biological and physiological aspects such as pathogenicity among different strains still remains unclear.
研究了稻瘟病菌对三环唑抗药性的测定方法,确定了保绿培养基的成分,建立了抗药性测定的标准化模型。
The method of monitoring resistance of Pyricularia grisea to tricyclazole was studied and the model was set up.
水稻叶片中的ALDH7B受稻瘟病菌感染、紫外线和机械损伤诱导表达,而未经处理的水稻器官中检测不到表达。
ALDH7B7 expression was induced by blast fungus infection, ultraviolet, mechanical wound in rice leaves and was not detected in untreated rice organs.
用药剂驯化和紫外诱变的方法都获得了稻瘟病菌抗异稻瘟净突变体和抗多菌灵突变体,但未能获得抗三环唑突变体。
Kitazin P-resistant mutants and carbendazim-resistant mutants were recovered by chemical taming and UV irradiation, but none tricyclazole-resistant mutant was got.
对来自贵州省20个县(市)200余份稻瘟病标样上的146个单孢菌株采用生长速率法测定了稻瘟病菌对稻瘟灵的抗药性。
Growth rate method was used to test resistance to isoprothiolane (IPT) in 146 isolates of Mag napothe grisea, from more than 200 disease samples of 20 counties in Guizhou province.
用复合位点探针MAGGY和MGR5 86进行的DNA指纹图谱分析结果表明,这些突变体确系野生型稻瘟病菌的突变体。
Based on DNA fingerprint analysis with multilocus probes MAGGY and MGR586, we concluded that these mutants were definitely derivatives from the wild types of the rice blast fungus.
研究褐飞虱通过水稻介导对稻瘟病菌侵入的作用中发现:5个水稻品种经过褐飞虱取食处理后的稻瘟病病斑数均比对照组显著降低。
The experiments of rice-mediated effects of BPH on rice blast fungus showed that there were less blast lesions in 5 rice varieties treated with BPH compared with their control groups.
本发明公开了一种源于稻瘟病菌的真菌致病性基因MNH6,该基因的核苷酸序列或其互补链的核苷酸序列为SEQIDNO:1。
The invention discloses a fungus pathogenic gene MNH6 from rice blast bacterial, wherein the nucleic acid sequence or the nucleic acid sequence of complementary chain is seq id NO: 1.
在稻瘟病菌通过水稻介导对褐飞虱的作用研究中发现,褐飞虱在受稻瘟病菌感染的稻苗上饲食后,各供试品种处理组的褐飞虱产卵量和卵孵化量明显少于对照。
The experiments of rice-mediated effects of RBF on BPH showed that BPH feeding on plants with RBF infection produced less eggs and less eggs hatched compared with BPH feeding on control plants.
结果表明,不同稻区稻瘟病菌菌株对籼、粳、杂交稻的致病力存在明显差异。筛选出一批毒力频率在20%以下,抗性较好的籼、粳稻新品种(系)和杂交稻新组合。
The pathogenicity of P. grisea isolates differ from various regions, and many cultivars (lines) or combinations are highly resistant to P. grisea and their virulent frequency are not more than 20%.
稻瘟病系统中,病菌与水稻间的互作符合基因对基因关系。
Among the system of rice blast disease, the interaction between host and pathogen copes with gene-for-gene relationship.
稻瘟病系统中,病菌与水稻间的互作符合基因对基因关系。
Among the system of rice blast disease, the interaction between host and pathogen copes with gene-for-gene relationship.
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