There are three types of blackberries grown in the Pacific Northwest: trailing, erect, and semierect. Publications listed here provide an overview of each type of blackberry, including production, pest management and harvesting practices.
Production
Blackberry Cultivars for Oregon, Oregon State University 2014.
Fertilizer Guide: Caneberries, Oregon State University 2006
Trends in Washington State Organic Berry Production, Acreage, and Crop Value, Washington State University 2014.
Pest Management
See Small Fruit Pest Management page
Marketing
Oregon Raspberry & Blackberry Commission, ORBC 2015.
Plant Breeding
Dr. Chad Finn, USDA Agricultural Research Service, Horticultural Crops Research lab, Corvallis, OR.