HYBRIDIZATION IN GROSBEAKS (PHEUCTICUS) IN NORTH DAKOTA = HYBRIDATION CHEZ P. DANS LE DAKOTA DE NORDKROODSMA RL.1974; WILSON BULL.; U.S.A.; DA. 1974; VOL. 86; NO 3; PP. 230-236; BIBL. 9 REF.Article

HYBRIDIZATION IN BUNTINGS (PASSERINA) IN NORTH DAKOTA AND EASTERN MONTANA = HYBRIDATION CHEZ LES P. DANS LE DAKOTA DU NORD ET L'EST DU MONTANAKROODSMA RL.1975; ; AUK; U.S.A.; DA. 1975; VOL. 92; NO 1; PP. 66-80; BIBL. 1P.Article

BIRD COMMUNITY ECOLOGY ON POWER-LINE CORRIDORS IN EAST TENNESSEEKROODSMA RL.1982; BIOL. CONSERV.; ISSN 0006-3207; GBR; DA. 1982; VOL. 23; NO 2; PP. 79-94; BIBL. 24 REF.Article

EDGE EFFECT ON BREEDING FOREST BIRDS ALONG A POWER-LINE CORRIDORKROODSMA RL.1982; J. APPL. ECOL.; ISSN 0021-8901; GBR; DA. 1982; VOL. 19; NO 2; PP. 361-370; BIBL. 19 REF.Article