000 00264nam a2200097Ia 4500
100 _aRawlins Thomas Elsworth
245 _aPhytopathological & Botanical Reseaerch Methods
260 _bJ Wiley & sons, New York
082 _aI/N33/B12514
300 _app ix,156; 24*15
999 _c14531
_d14531