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White pine blister rust in northern Idaho and western Montana : alternatives for integrated management / Susan K. Hagle, Geral I. McDonald, Eugene A. Norby (General technical report INT ; 261)

White pine blister rust in northern Idaho and western Montana : alternatives for integrated management / Susan K. Hagle, Geral I. McDonald, Eugene A. Norby (General technical report INT ; 261)
マイクロ図書
1989<YCA-A 13.88:INT-261>
国立国会図書館

Armillaria in the northern Rockies : delineation of isolates into clones / Geral I. McDonald, Neil E. Martin (Research paper INT ; 385)

Armillaria in the northern Rockies : delineation of isolates into clones / Geral I. McDonald, Neil E. Martin (Research paper INT ; 385)
マイクロ図書
1988<YCA-A 13.78:INT-385>
国立国会図書館
  • 著者標目McDonald, G. I. (Geral I.) Martin, N. E Intermountain Re...

Occurence of armillaria spp. in forests of the northern Rocky Mountains / Geral I. McDonald, Neil E. Martin, Alan E. Harvey (Research paper INT ; 381)

Occurence of armillaria spp. in forests of the northern Rocky Mountains / Geral I. McDonald, Neil E. Martin, Alan E. Harvey (Research paper INT ; 381)
マイクロ図書
1987<YCA-A 13.78:INT-381>
国立国会図書館
  • 著者標目McDonald, G. I. (Geral I.) Martin, N. E Harvey, A. E Int...

Measurement of field resistance, rust hazard, and deployment of blister rust-resistant western white pine / Ray E. Goddard, Geral I. McDonald, and Raphael J. Steinhoff (Research paper INT ; 358)

Measurement of field resistance, rust hazard, and deployment of blister rust-resistant western white pine / Ray E. Goddard, Geral I. McDonald, and Raphael J. Steinhoff (Research paper INT ; 358)
マイクロ図書
1985<YCA-A 13.78:INT-358>
国立国会図書館
  • 著者標目Goddard, Ray E McDonald, G. I. (Geral I.) Steinhoff, R. J United States...

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