Résultat de la recherche
29 recherche sur le mot-clé 'Type 1'
article/chapitre/communication
J. Negron ; W. Schaupp ; E. Johnson | 2000The Douglas-fir beetle, Dendroctonus pseudotsugae Hopkins, attacks Douglas-fir, Pseudotsuga menziesii (Mirb.) France (Pinaceae), throughout western North America. Periodic outbreaks cause increased mortality of its host. Land managers and forest[...]article/chapitre/communication
J. Cheshire ; J. Funderburk ; D. Zimet ; T. Mack ; M. Gilreath | 1989article/chapitre/communication
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Three cereal aphids, Rhopalosiphum padi (L.), Schizaphis graminum (Rondani), and Sitobion avenae (F.), invade wheat fields in the northern Great Plains each spring, and populations occasionally reach economic levels. The first objective of this [...]article/chapitre/communication
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I. Badenhausser ; J. Vaillant | 1987article/chapitre/communication
S. Roberts ; R. Pausch ; R. Barney ; E. Armbrust | 1982article/chapitre/communication
D. Legg ; K. Shufran ; K. Yeargan | 1985article/chapitre/communication
L. Pedigo ; G. Buntin ; E. Bechinski | 1982article/chapitre/communication
V. Jones ; M. Parrella | 1984article/chapitre/communication
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E. Kuno | 1969article/chapitre/communication