by DESPARMET, J. F, AQUAN-ASSEE, J, BRADLEY, K, JOYAL, R, RAZAK, S
Published in Douleur et analgésie (01.03.2000)

by Lamontagne, Lucie, Sadi, Leila, Joyal, Robert
Published in Journal of wildlife diseases (01.04.1989)

by Joyal R
Published in Canadian Journal of Zoology (1976)

by Joyal R
Published in Canadian Journal of Zoology (1976)

by Joyal, R
Published in Michigan botanist (1971)

by JOYAL DANIEL R
Year of Publication 23.02.2016

by Joyal, R, Bourque, C
Published in Canadian journal of zoology (1986)

by Joyal, R, Scherrer, B
Published in Canadian field-naturalist (1978)

by Joyal, R
Published in Natur Can (1970)

by Joyal, R, Lamothe, P, Fournier, R
Published in Canadian journal of zoology (1984)

by Joyal, R. (Quebec Univ. (Canada). Dept. des Sciences Biologiques)
Published in Swedish Wildlife Research (Sweden) (1987)

by Joyal, R
Published in Canadian journal of botany (01.06.1972)

by Joyal, R
Published in Canadian journal of botany (01.07.1970)

by Valle, J, Couture, R, Joyal, R
Published in Phytoprotection (Québec) (1976)

by JOYAL; MARC R
Year of Publication 24.09.1991

by Vallee, J. (Ministere du Tourisme, de la Chasse et de la Peche, Shawinigan, Quebec (Canada)), Couture, R, Joyal, R
Published in Phytoprotection (Canada) (1976)