-
Bibliothekskatalog
- Schlagwort: Contarinia oregonensis
4 Treffer
- 1Evaluation of the effectiveness of cold-water misting of trees in seed orchards for control of Douglas-fir cone gall midge (Diptera/ Cecidomyiidae)
G.E. Miller1983 - 2Injecting Metasystox-R at Three Spacing Intervals to Improve Seed Yield in Douglas-Fir
David R. Johnson; George P. Markin1984 - 3Trunk-Implanted Acephate to Protect Douglas-Fir Seed Crops on Individual Trees in Northern California
John D. Stein; Thomas W. Körber; Charles L. Frank1988 - 4Inventory monitoring for estimating impact of insects on seed production in a Douglas-fir seed orchard in Western Oregon
S.A. Dombrosky; T.D. Schowalter1988