Yazar
Brad Onken
1 cilt bulundu.
Cilt sonuçları
Implementation and status of biological control of the hemlock woolly adelgid
Richard C. Reardon, Brad Onken · U.S. Dept. of Agriculture, Forest Service, Forest Health Technology Enterprise Team
230 sayfa · 2011
Hemlock woolly adelgid / Diseases and pests / Eastern hemlock / Biological control / Tsuga