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从1982年开始,我们从当地分离和国内外引进的优良大豆根瘤菌株中,经过反复筛选,选出了能够适应我省不同气候、土质特点和主栽大豆品种的高效根瘤菌110菌株,并用于生产。几年来,接种效果显著,增产幅度稳定。根据对我省大豆自然结瘤状况和土著根瘤菌生理特性的调查,看到以下问题:①大面积推广的夏播大豆70225-8、吉林13号为引进品种;7203-3、紫丰4号是新选育即将
Since 1982, we have selected 110 strains of Rhizobium nigricans which can be adapted to different climatic, soil characteristics and main cultivated soybean varieties in our province from repeated selection of excellent soybean rhizobium strains introduced at home and abroad. produce. In recent years, the vaccination effect is remarkable, yield increase is stable. According to the investigation of the natural nodulation of soybean in our province and the physiological characteristics of indigenous rhizobia, we can see the following questions: (1) The broad-sown summer sowing soybean 70225-8, Jilin 13 is the introduced varieties; 7203-3, Zi Feng 4 Is the new breeding soon