COMPARISON OF SOIL MICROFUNGAL POPULATIONS IN DISTURBED AND UNDISTURBED FORESTS IN NORTHERN WISCONSIN.WICKLOW DT; WHITTINGHAM WF.1978; CANAD. J. BOT.; CAN; DA. 1978; VOL. 56; NO 14; PP. 1702-1709; BIBL. 23 REF.Article

HOST-PARASITE RELATIONSHIPS IN SOOTY BLOTCH DISEASE OF WHITE CLOVER = RELATION HOTE PARASITE DANS L'INFECTION DE TRIFOLIUM REPENS PAR CYMADOTHEA TRIFOLIICAMP RR; WHITTINGHAM WF.1972; AMER. J. BOT.; U.S.A.; DA. 1972; VOL. 59; NO 10; PP. 1057-1067; BIBL. 27 REF.Serial Issue

FINE STRUCTURE OF CHLOROPLASTS IN !!GREEN ISLANDS'' AND IN SURROUNDING CHLOROTIC AREAS OF BARLEY LEAVES INFECTED BY POWDERY MILDEW = ULTRASTRUCTURE DES CHLOROPLASTES DANS LES "ILOTS VERTS" ET DANS LES ZONES CHLOROTIQUES VOISINES DANS DES FEUILLES D'ORGE INFESTEE PAR ERYSIPHE GRAMINISCAMP RR; WHITTINGHAM WF.1975; AMER. J. BOT.; U.S.A.; DA. 1975; VOL. 62; NO 4; PP. 403-409; BIBL. 10REFArticle