1. Studies on nodulation of soybean in Egypt. II. Effect of seed diffusates on Rhizobium japonicum;Abdel-Nasser;Zbl. Bakt. II,1979
2. Experiments in soil bacteriology;Allen,1953
3. A survey of higher plants for antibacterial substances;Bishop;Can. J. Bot.,1951
4. Plant Disease due to Bacteria;Dowson,1957
5. Inhibition effect of bean seeds on Rhizobia;Fawaz;Agrokem. es Talajtan,1970