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Showing 81 - 90 of 116 results.

Environmental factors affecting plant growth

Learn about the environmental factors that affect plant growth: light, temperature, water, humidity and nutrition. Either directly or indirectly, most plant problems are caused by environmental stress.

Ann Marie VanDerZanden | Jan 2008 | Article Peer reviewed (Gray level)

Grains can be a valuable part of a farm's crop rotation

Although grain crops bring in less revenue than vegetables or fruit, they can become an important part of a farming enterprise. Grains are less labor-intensive and can be grown when fields need a rest.

Sep 2018 | Article

A Best-Practices Guide to Open-Air Poultry Slaughter

Oregon poultry producers who meet certain conditions can slaughter chicken, turkey and other birds in an open-air setting. But they still must meet requirements for sanitation, monitoring, recordkeeping and more. These...

Lauren Gwin, Rebecca Thistlethwaite | Jan 2020 | Extension Catalog publication Peer reviewed (Orange level)

The age-old secret to tree planting is ...

Getting tree seedlings into the ground is simple: green side up, brown side down. The most important work comes beforehand with proper care and choosing a site that has lots of sunshine, good drainage and room to grow.

Lauren Grand | Nov 2018 | Article

How blueberry plants develop and grow

Blueberries grow well in the Pacific Northwest. To get the most out of your bushes, it helps to understand the form and function of each part of the plant.

Bernadine Strik | Mar 2015 | Article Peer reviewed (Gray level)

Wildfires, climate create challenges for establishing new trees

In the aftermath of disastrous wildfire seasons, it is harder than ever to find seedlings and workers for reforestation efforts. But there's help out there. Here's a look at what's available for reforestation efforts.

Glenn Ahrens | Oct 2021 | Article Peer reviewed (Gray level)

Cereal Cyst Nematodes

Cereal cyst nematodes reduce yields of wheat, barley, and oats in the Pacific Northwest states of Idaho, Oregon, and Washington. It is estimated that these pests reduce wheat profitability in these states by at ...

Richard Smiley | Apr 2020 | Extension Catalog publication Peer reviewed (Orange level)

Root-lesion nematodes: Biology and management in Pacific Northwest wheat cropping systems

Nematodes are tiny but complex unsegmented roundworms that are anatomically differentiated for feeding, digestion, locomotion, and reproduction. These small animals make important contributions to organic matter decomposition ...

Richard Smiley | Sep 2019 | Extension Catalog publication Peer reviewed (Orange level)

The Care and Planting of Tree Seedlings on Your Woodland

Covers the care and handling of seedlings. Discusses proper seedling planting techniques, including timing, tree spacing, planting spot selection, and tools. Highlights common mistakes made when planting, such as crooked...

Mark Elefritz, Mary M. Atkinson, Stephen Fitzgerald | May 2006 | Extension Catalog publication Peer reviewed (Orange level)

Biology and Management of the Potato Tuberworm in the Pacific Northwest

Discusses the status of the potato tuberworm in the Pacific Northwest, explains the pest's life cycle, and includes color photos for identification. Suggests strategies for monitoring and control, including cultural and chemical control methods.

Silvia I. Rondon, Sandy DeBano, George Clough, Phil Hamm, Andrew Jensen, Alan Schreiber, Juan M. Alvarez, Michael Thornton, James Barbour, Mahmut Dogramaci | Apr 2007 | Extension Catalog publication Peer reviewed (Orange level)