Global ETD Search

About
The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.

1	Using Insecticides to Prevent Bark Beetle Attacks on Conifers DeGomez, Tom 01 1900 (has links) 4 pp. / Prevention through thinning, irrigating and/or applying preventive insecticides are the best methods of protecting trees from bark beetles. Detecting evidence of infestation is important to determine if spraying will be effective. Correct insecticides when applied properly can be effective. Insecticide injections or systemics have not proven effective against bark beetles. bark beetle insecticide single tree protection conifer prevention
2	Using Insecticides to Prevent Bark Beetle Attacks on Conifers DeGomez, Tom 08 1900 (has links) Revised / 3 pp. bark beetle insecticide single tree protection conifer prevention