Biological Control of Insects With Insect-Pathogenic Nematodes - A Brief Status Report

Increased interest in using biological control of insects by nurseries prompted the author to provide the brief report on using pathogenic nematodes for insect control. Topics discussed include nematode species, nematode lifecycle, host insects, and other factors.

Perennial Weed Control in Nurseries

The author discusses the importance of noxious weed control in nursery crops along with chemical control methods. Specific noxious weeds identified in nurseries include yellow nutsedge, quackgrass, Canada thistle, field bindweed, horsetail rush, blackberries, and dandelion.

Chemical Eradication of Golden Bamboo, Phyllostachys aurea

An experiment conducted in affiliation with the University of California on the chemical eradication of golden bamboo (Phyllostachys aurea). The experiment report includes a brief discussion on materials and methods, results, and conclusions.

Atrazine - Herbicide Degradation, Carry Over, and Buildup

Oregon State University extension agent specializing in horticultural weeds discusses the herbicide atrazine. Specific topics addressed by the author include; herbicide degradation, carry over, buildup, and management of herbicide residues in horticultural crops.

Chinch Bugs in Lawns and Turf

A brief report on the observed increase in chinch bug (Blissus sp) damage to turf and lawns in western Oregon. The Oregon State University affiliated author covers the following topics; identifying damage, physical description, and control methods.

Necrotic Ringspot on Bluegrass Turf

Plant Disease
Research conducted at Washington State University's Western Research and Extension Center identified the cause of "necrotic ringspot" on bluegrass turf to be the fungus Leptosphaeria korrae. The authors discuss the signs and symptoms of the disease along with control methods.

European Crane Fly

Washington State University affiliated entomologist discusses the European crane fly (Tipula paludosa) and it's impact in the Pacific Northwest. Topics addressed include it's introduction into North America, lifecycle, biological and environmental controls, and chemical controls.

Grass in the Nursery?

A discussion about the use of grass in between rhododendron field plantings in the nursery environment for weed suppression, improved water drainage, and mud control. The types of grass covered include; perennial ryegrass, tall fescue, red fescue, hard fescue, chewings fescue, colonial bentgrass, kentucky bluegrass, and annual bluegrass.

Complementary, Field Plantings: Grass and Nursery Plants

Nursery Crops
The Oregon State University affiliated author examines the practice of complementary field plantings and the various benefits of the practice. A list is provided that includes multiple practical ideas for growers to incorporate into their operations for increased efficiency.

Weed Control in Nurseries and Ornamental Plantings

A partial list of herbicides for perennial weed control intended for nurseries and ornamental plantings. The author addresses correct weed identification, weeds controlled and not controlled by the herbicides, terms used in weed control, and application methods.