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Creator:: Rackham, Robert L. and Oregon State University. Extension Service
Abstract:: Adequate soil moisture is one of the most important factors in tree growth and production. The amount of irrigation needed varies greatly according to soil type and depth, season, weather, and tree size.
Resource Type:: Technical Report
Full Text:: irrigation for frost protection was developed at the Oregon State University Southern Oregon Experiment

Creator:: Gamroth, Michael J., Miles, Stanley, and Oregon State University. Extension Service
Abstract:: This publication summarizes background information on the several dairy areas in Oregon. A prospective buyer of a dairy or dairy-related business should visit different areas before making a final decision.
Resource Type:: Technical Report
Full Text:: Starting a Dairy in Oregon: Information for the Potential

Creator:: Mitchell, Alan R. and Oregon State University. Extension Service
Abstract:: Because irrigation can overcome reliance on rainfall, in the past 40 years the majority of peppermint acreage has moved to irrigated regions of the Pacific Northwest.
Resource Type:: Technical Report
Full Text:: Irrigation by side-roll sprinklers is the most common method used in Oregon. Many growers use a 1,320- foot

Creator:: English, Marshall J., Mittelstadt, Robert, Miner, J. Ronald, and Oregon State University. Extension Service
Abstract:: Published August 1996. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Resource Type:: Technical Report
Full Text:: Irrigation Management Practices Checklist for Oregon EM

Creator:: Hansen, Hugh J., Trimmer, Walter L., Oregon State University. Extension Service, Washington State University. Cooperative Extension, University of Idaho. Cooperative Extension, and Pacific Northwest Cooperative Extension
Abstract:: This “walk-through” worksheet provides a method for making an organized inspection of an entire irrigation system, both hydraulics and hardware. This inspection will help identify components that need maintenance, repair, replacement, or other attention—so that the system will provide the most satisfactory, safe, and efficient performance.
Resource Type:: Technical Report
Full Text:: emeritus; and Walter L. Trimmer, former Extension irrigation specialist; Oregon State University. Suction

Creator:: Trimmer, Walter L., Hansen, Hugh J., Oregon State University. Extension Service, Washington State University. Cooperative Extension, University of Idaho. Cooperative Extension Service, and United States. Department of Agriculture
Abstract:: When designing or retrofitting an irrigation system, one of the key decisions is picking the proper size pipes and fittings for the system. The best pipe size or fitting is not always the one with the lowest initial cost. The important consideration is the lowest cost of ownership. The objective...
Resource Type:: Technical Report
Full Text:: Sizing Irrigation Mainlines and Fittings PNW 290 Reprinted

Creator:: Trimmer, Walter L., Hansen, Hugh J., Oregon State University. Extension Service, Washington State University. Cooperative Extension, University of Idaho. Cooperative Extension Service, and United States. Department of Agriculture
Abstract:: The main purpose for irrigating is to supply needed water for crops. Plant growth is dependent on photosynthesis. While the plant exchanges gases with the air for photosynthesis, some water evaporates. Water is taken up from the soil by plant roots to replace this water. The water leaving the plant...
Resource Type:: Technical Report
Full Text:: Irrigation Scheduling PNW 288 • Reprinted October 1994

Creator:: Hansen, Hugh J., Trimmer, Walter L., Oregon State University. Extension Service, Washington State University. Cooperative Extension, University of Idaho. Cooperative Extension Service, United States. Department of Agriculture, and Pacific Northwest Cooperative Extension
Abstract:: Published January 1986. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Resource Type:: Technical Report
Full Text:: engineer, and Walter L. Trimmer, Exten- sion irrigation specialist, Oregon State University. Published and

Creator:: Hansen, Hugh J., Trimmer, Walter L., Oregon State University. Extension Service, Washington State University. Cooperative Extension, University of Idaho. Cooperative Extension Service, United States. Department of Agriculture, and Pacific Northwest Cooperative Extension
Abstract:: Published January 1986. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Resource Type:: Technical Report
Full Text:: . Trimmer, Exten- sion irrigation specialist, Oregon State University. Published and distributed in

Creator:: Trimmer, Walter L., Hansen, Hugh J., Oregon State University. Extension Service, Washington State University. Cooperative Extension, University of Idaho. Cooperative Extension Service, United States. Department of Agriculture, and Pacific Northwest Cooperative Extension
Abstract:: Published January 1986. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Resource Type:: Technical Report
Full Text:: loads such as irrigation, some electric power suppliers impose two chargesthe regular energy or kilowatt

ScholarsArchive@OSU