00429naa a2200145 a 450000100080000000500110000800800410001910000180006024501020007826000090018065300100018965300260019970000160022577300420024110492922006-10-23       1978    bl ---       0--  u    #d1 aHELSEL, D. B.  aGrain yield variations in cats associated with differences in leaf area duration among oat lines.  c1978  aAveia  aIndice de crescimento1 aFREY, K. J.  tCrop Sciencegv.18, p. 765-769, 1978.