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早稻不同生育期喷施 PG微生物均有显著的增产效果 ,其增效顺序为苗期 >分蘖始期 >孕穗期 >抽穗期。喷施 PG微生物对早稻经济性状有一定影响 ,以有效穗数和结实率的提高最为明显。
Early stage rice germination at different growth spraying PG microorganisms have significant yield-increasing effect, the synergistic order of seedling stage> tillering stage> booting stage> heading stage. Spraying PG microorganisms had some impact on the economic traits of early rice, with the most obvious increase of effective panicle number and seed setting rate.