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Sam Angima

Sam Angima
Assistant Dean

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Content by Sam Angima

Basics of Fall Cover Cropping for Hemp in Oregon

With careful management, cover crops can provide multiple benefits for hemp production systems.

Richard Roseberg, Valtcho Jeliazkov, Sam Angima | Sep 2019 | OSU Extension Catalog

What is Industrial Hemp?

Industrial hemp was grown as a commodity crop for decades until it was banned in the mid-1930s. Congress decriminalized the crop in 2018, sparking interest in it among growers in Oregon, where hemp can be grown successfully. ...

Richard Roseberg, Silvia I. Rondon, Jay Noller, Valtcho Jeliazkov, Sam Angima | Aug 2019 | OSU Extension Catalog

Soil, Seedbed Preparation and Seeding for Hemp

Growers planting a successful commercial crop of hemp for seed, fiber, or resin will follow these guidelines for soil preparation, seeding, and irrigation.

Richard Roseberg, Valtcho Jeliazkov, Sam Angima | Aug 2019 | OSU Extension Catalog

Measuring Soil PH

As the summer season winds down, it is time again to start planning for next year’s crop. One of the areas to do inventory is soil fertility. Soil pH is one factor that gauges your plant nutrition status. A single ...

Sam Angima | Jan 2011 | Article

Aminopyralid Residues in Compost

Several farmers and gardeners in Washington State lost most of their vegetable crops in 2010 due to the effects of aminopyralid herbicide residues that originated from composted dairy manure. For more information see Herbicide ...

Sam Angima | Jan 2011 | Article

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