Muhammad Khalid
Department of Soil Science, University of Agriculture, Faisalabad-38040, Pakistan
Zahir Ahmad Zahir
Department of Soil Science, University of Agriculture, Faisalabad-38040, Pakistan
Azhar Waseem
Department of Soil Science, University of Agriculture, Faisalabad-38040, Pakistan
Muhammad Arshad
Department of Soil Science, University of Agriculture, Faisalabad-38040, Pakistan
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How to cite this article
Muhammad Khalid, Zahir Ahmad Zahir, Azhar Waseem and Muhammad Arshad, 1999. Azotobacter and L-tryptophan Application for Improving Wheat Yield. Pakistan Journal of Biological Sciences, 2: 739-742.
DOI: 10.3923/pjbs.1999.739.742
URL: https://scialert.net/abstract/?doi=pjbs.1999.739.742
DOI: 10.3923/pjbs.1999.739.742
URL: https://scialert.net/abstract/?doi=pjbs.1999.739.742