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种子带菌量检验和田间小区接种诱发病害试验的结果表明:9个拟在广东省推广的水稻优质米品种的种子均携带了病原菌的分生孢子,但带菌量与品种的田间发病程度不呈正相关。参试品种中抗性最差为新软占,其次为新雪占,其它品种的抗性差异不显著。
The result of seed-borne quantity test and field-induced disease test showed that all the nine high-quality rice varieties to be popularized in Guangdong Province carried conidia of pathogen, but there was no positive correlation between the amount of inoculation and the field incidence of cultivars . Among the tested varieties, the worst resistance was the new soft occupancy, followed by the new snow accounted for, the resistance of other varieties was not significantly different.