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- [2] GROWTH AND NITROGEN ASSIMILATION OF SOYBEANS IN RESPONSE TO AMMONIUM AND NITRATE NUTRITION BOTANICAL GAZETTE, 1983, 144 (04): : 466 - 470
- [9] EFFECT OF SULPHUR DEFICIENCY ON IONIC BALANCE AND NITROGEN METABOLISM ON WHITE MUSTARD PLANTS SUPPLIED WITH NITRATE OR AMMONIUM NITROGEN AGROCHIMICA, 1970, 14 (5-6): : 545 - &