Slime and Punishment

Management

No matter how small, slugs and snails can cause huge headaches for growers. Fortunately, there are many ways these pests can be managed and eliminated. The author discusses the importance of and the different factors involved in a good integrated pest management plan.

Susceptibility of Oregon Forest Trees and Shrubs to Phytophthora ramorum: A Comparison of Artificial Inoculation and Natural Infection

Plant disease
The goal of this Oregon State University affiliated research was to predict, through artificial inoculation, the symptoms and impact of Phytophthora ramorum on some western forest trees that have not yet been exposed to the pathogen in nature.

Safe Procurement and Production Manual

Nursery crops

A systems approach for the production of healthy nursery stock. The manual, published by the Oregon Association of Nurseries, is divided into 3 main parts. A systems approach introduction, voluntary best practices for your nursery, and the next step: systems approach certification.

Phytophthora ramorum

Plant disease

A comprehensive guide on P. ramorum. Topics discussed include; morphology, genetics, growth, distinguishing characteristics for identification, disease history, impacts in the forest, forest and wildland hosts and symptoms, and management and educational materials.

Phytophthora-ID.org: A Sequence-Based Phytophthora Identification Tool

Plant disease

The purpose of this article is to report on progress in the development of Phytophthora-ID and the validation of its data sets using an extensive sample of Phytophthora spp. It is expected that Phytophthora-ID will also help in development and maintenance of culture collections.

Phytophthora ramorum Colonizes Tanoak Xylem and Is Associate with Reduced Stem Water Transport

Plant disease
For this study, researchers sought to determine if Phytophthora ramorum regularly colonizes the secondary xylem of tanoak (Lithocarpus densiflorus), and to quantify and visualize the frequency and extent of sapwood colonization.

Live plant imports: the major pathway for forest insect and pathogen invasions of the US

Insects

A discussion about live plant imports as an important invasion pathway for non-native plant pests. The authors discuss the effect of current regulation, the need for updated regulation, and the recent and proposed changes to plant import regulation.

Managing Phytophthora

Plant disease

Oregon State University affiliated author discusses the top 10 tips for preventing disease in nurseries. Specific topics addressed include site selection and drainage, sanitation practices, disease free plant sources, plants in container, and irrigation.

Standardizing the Nomenclature for Clonal Lineages of the Sudden Oak Death Pathogen, Phytophthora ramorum

Plant disease

A proposal for a system naming clonal lineages of Phytophthora ramorum, the causal agent of sudden oak death and ramorum blight, based on a consensus established by the P. ramorum research community is discussed.

Pesticide Certification Classes Offered for Spring 2013

Chemeketa Community College is offering industry classes including pesticide certification this Spring.

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