Hemp canker and gray mold management includes cultural control practices to improve air circulation and minimize leaf wetness. Proper plant spacing, plant pruning and irrigation timing help accomplish this. If Sclerotinia is detected,...
This is a bilingual publication (English and Spanish) for landscape workers and the public to help them protect Oregon birch trees from this damaging pest. Includes insect identification, host plants, signs and ...
Whole farm systems are a departure from American industrial agriculture. Whole farming takes into consideration a farming pattern that is based on diversity — biological, economical and social. Here's a guide.
Maud Powell, Nick Andrews, Melissa Matthewson, Shelley Elkovich, Gwendolyn Ellen, Tim Franklin, Don Tipping |
Jul 2016 |
ArticlePeer reviewed (Gray level)
Pacific Northwest blueberry growers must identify and control a number of bacterial and fungal diseases in order to ensure the highest yields. Fortunately, only a few of the diseases that occur on highbush blueberry in this region cause significant losses when left unchecked.
Jay W. Pscheidt, Jerry Weiland |
Mar 2015 |
Article
Pocket gophers girdle (remove bark from) the bases of conifer seedlings and saplings, causing significant economic losses. This publication will help you design a program to reduce or eliminate gopher damage to ...
David S. deCalesta, Kim Asman, Nancy Allen |
May 2003 |
Extension Catalog publicationPeer reviewed (Orange level)
Discusses three major types of madrone diseases--foliage, branch dieback and trunk canker, and root--and ways to minimize and manage. Discusses insect pests of madrone: fall webworm, western tent caterpillar, aphids, and leaf miners. Color photos. Sources of further information.
Gives basic facts about a serious plant disease called Sudden Oak Death, caused by the pathogen Phytophthora ramorum. Describes risk of disease to forest health and to commercial nursery industry. Shows disease ...
Discusses options for managing major insect pests and diseases of conifers in Oregon forests: bark beetles, wood borers, and ambrosia beetles; defoliators; aphids, adelgids, and scale insects; terminal and branch ...
Paul T. Oester, David C. Shaw, Gregory M. Filip |
Jan 2023 |
Extension Catalog publicationPeer reviewed (Orange level)