Search for tag: "pests"

Grape Red Blotch Disease Webinar - Dr. Jana Lee with Expert Panel

This is the second seminar presented during the November 24 webinar session on Grapevine Red Blotch Disease. Dr. Jana Lee, Research Entomologist, USDA-ARS Horticulture Crop Research Lab, presents…

From  Patricia Skinkis 14 plays

11C-Brown-Xmas 2018

This is a power point presentation from Clackamas Tree School on March 24, 2018, class 11C Domestic and Export Pests of Christmas Trees.

From  Jean Bremer 18 plays

20160308 Powdery Mildew: Biology and Management

Powdery mildew remains a concern for grape growers and can be difficult to manage. Populations of Erysiphe necator cleistothecia can burst open and release ascospores over an extended period of time…

From  Denise Dewey 290 plays

A Field Guide to Vertebrate Pests of PNW Conifers

A Field Guide to Vertebrate Pests of PNW Conifers, 1019 DVD.

From FMC 313 plays

Natural Enemies of Forest Insect Pests

Natural Enemies of Forest Insect Pests, 952 DVD.

From FMC 75 plays

Managing Common Insects & Plant Diseases2

Home Garden & Cooking Series

From  Alan Dennis 19 plays