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Photo of green leafy crop taken from above

Vegetable and Weed Degree-day Models

Pest managers are familiar with the concept of using degree days to predict pest outbreaks. Insects, like many other organisms, develop according to the temperature around them and degree days are a way to measure accumulated temperature. Plants – at least in part – also develop based on temperature, so a team in Oregon is […]

Woman kneeling in vegetable crop.

National Continuing Education Program

This program is designed for Cooperative Extension and Natural Resource Conservation Service personnel, and is also open to farmers, ranchers, and other agricultural professionals nationwide. It emphasizes core concepts and a basic understanding of sustainable agriculture, its goals and its relevance to every farming and ranching operation—large or small. The core of the national continuing education program is a series of three online courses. Take them now.

Systems Research for Agriculture Book Cover

Systems Research for Agriculture

Practical information for researchers, educators and extension professionals seeking to understand and apply systems research to agriculture.