00325naa a2200109 a 450000100080000000500110000800800410001910000170006024500820007726000090015977300470016818383142010-01-10       1983    bl ---       0--  u    #d1 aEVANS, J. R.  aNitrogen nad photosynthesis in the flag leaf of wheat (Triticum aestivum L.).  c1983  tPlant Physiologygv. 72, p. 297-302, 1983.