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- [1] SYMBIOTIC NITROGEN-FIXATION AND PHOTOSYNTHESIS IN SOYBEANS ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1979, (SEP): : 11 - 11
- [4] INSECT INJURY REDUCES NITROGEN-FIXATION IN SOYBEANS LOUISIANA AGRICULTURE, 1978, 21 (04): : 15 - 16
- [6] EFFECTS OF VARIOUS INOCULANTS ON NITROGEN-FIXATION AND YIELD OF SOYBEANS LOUISIANA AGRICULTURAL EXPERIMENT STATION BULLETIN, 1980, (726): : 3 - 16