00293nam a2200109Ia 450000500170000000800410001708200150005810000210007324500380009426000430013230000080017520260224040816.0260224s9999||||xx |||||||||||||| ||und||  a581.1 ANN   aWinslow R.Briggs 0aAnnual review of phytopathology.   aCalifornia: Annual Reviw, Inc., c1973  a650