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El control del riego mediante la tension matricial del suelo

Creator:: Shock, Clinton C., Welch, Teresa, Wang, Feng-Xin, Flock, Rebecca, Feibert, Erik Bruno Goncalves, Shock, Cedric A., Pereira, Andre, and Oregon State University. Extension Service
Abstract:: Explica el uso de los sensores matriciales granulares para la medición de la tensión de humedad del suelo. Explica cómo instalar estos sensores y cómo usar los datos registrados para la programación del riego. (Discusses the use of granular matrix sensors (GMS) for monitoring soil moisture content . Explains how...
Resource Type:: Technical Report
Full Text:: el Watermark Soil Moisture Sensor, y está fabricado por Irrometer Co., Riverside, CA. De modo

Irrigation monitoring using soil water tension

Creator:: Shock, Clinton C., Wang, Feng-Xin, Flock, Rebecca, Feibert, Erik Bruno Goncalves, Shock, Cedric A., Pereira, Andre, and Oregon State University. Extension Service
Abstract:: This publication discusses the use of granular matrix sensors (GMS) for monitoring soil moisture content. It explains how to install GMS and use the recorded data for irrigation scheduling.
Resource Type:: Technical Report
Full Text:: . Common name SWT (cb) Soil type Irrigation system or measurement equipment Soil moisture sensor

El control del riego mediante la tensión matricial del suelo

Creator:: Shock, Clinton C., Flock, Rebecca, Feibert, Erik, Shock, Cedric A., Pereira, Andre, Jensen, Lynn, and Oregon State University. Extension Service
Abstract:: Una de las herramientas más eficaces utilizadas por el Malheur Experiment Station durante las últimas dos décadas es el sensor matricial granular (o GMS por sus siglas en inglés), el cual mide la humedad del suelo. El sensor tiene sólo 7,5 cm de largo, y normalmente se entierra verticalmente en...
Resource Type:: Technical Report
Full Text:: verticalmente en el suelo. Se conoce como el Watermark Soil Moisture Sensor, y está fabricado por Irrometer Co

Irrigation monitoring using soil water tension

Creator:: Flock, Rebecca, Flock, Rebecca, Feibert, Erik, Shock, Cedric A., Pereira, Andre, Jensen, Lynn, and Oregon State University. Extension Service
Abstract:: One of the most important tools we have been using at the Malheur Agricultural Experiment Station over the past two decades is the granular matrix sensor (GMS, Watermark Soil Moisture Sensor, Irrometer Co., Riverside, CA), which measures soil moisture. It is only about 3 inches long and normally is buried...
Resource Type:: Technical Report
Full Text:: Moisture Sensor, Irrometer Co., Riverside, CA), which measures soil moisture. It is only about 3 inches

A wood-sensing element for tension-type hygrostats used in near-saturation humidities

Creator:: Forest Products Laboratory (U.S.), Scheffer, Theodore C., and Collins, Earl J.
Resource Type:: Technical Report
Full Text:: selected moisture con- tent values. Since these specimens are used in controlled experiments, it is

Electrical moisture meters for wood

Creator:: Forest Products Laboratory (U.S.) and Dunlap, M. E.
Resource Type:: Technical Report
Full Text:: moisture content by resistance .methods , the actual" measurement is made by' balancing the resistance

Calculations of the void volume in wood

Creator:: Forest Products Laboratory (U.S.) and Stamm, Alfred J. (Alfred Joaquim), 1897-
Abstract:: Published in Industrial and Engineering Chemistry, 1938.
Resource Type:: Technical Report
Full Text:: fractiona l void volume of wood at any moisture content from the specific gravity o f the wood, the true

Some notes on the "blinker" moisture indicator for wood

Creator:: Dunlap, M. E. and Forest Products Laboratory (U.S.)
Resource Type:: Technical Report
Full Text:: , WISCONSIN ri- SOME NOTES ON TH E "BLINKER" MOISTURE INDICATOR FOR WOOD By M. E . DUNLAP Senior Enginee

A rapid method of determining moisture content of wood

Creator:: Forest Products Laboratory (U.S.)
Resource Type:: Technical Report

An instrument for measuring wood equilibrium moisture content

Creator:: Forest Products Laboratory (U.S.)
Resource Type:: Technical Report

Method of determining moisture content of wood

Creator:: Forest Products Laboratory (U.S.)
Resource Type:: Technical Report
Full Text:: slde grala; as a result, there my be consldsrable dlf- ferouce betseen the moisture content at the ead

The problem : do resistance-type moisture meters correctly indicate the moisture content of wood treated with a water-repellent preservative containing pentachlorophenol?

Creator:: James, William L. and Forest Products Laboratory (U.S.)
Resource Type:: Technical Report
Full Text:: resistance-type moisture meters correctly icate the moisture content of wood treated with a wate pellent

Hydraulic functions of soils from physical experiments and their applications : final report : submitted to the Office of Water Resources Research and Technology

Creator:: Su, Charles., Brooks, Royal H., and United States. Office of Water Research and Technology
Abstract:: The work reported herein constitutes a final report for a project funded by the U.S. Department of Interior, Office of Water Resources and Technology, Grant No. 14-31-0001-4218.
Resource Type:: Technical Report
Full Text:: determine some hydraulic properties of the soil . With the assumption that the Burdine integrals are

Maximum moisture content method for determining specific gravity of small wood samples

Creator:: Forest Products Laboratory (U.S.) and Smith, Diana M.
Resource Type:: Technical Report
Full Text:: r MAXIMUM MOISTURE CONTENT METI-IOD FOR DETERMINING SPECIFIC

Using a resistance-type wood moisture meter to appraise decay hazard

Creator:: Forest Products Laboratory (U.S.), Moses, C. S., and Scheffer, Theodore C.
Abstract:: Information reviewed and reaffirmed 1965. Original report dated April 1959.
Resource Type:: Technical Report
Full Text:: USING A RESISTANCE-TYPE WOOD MOISTURE METER TO APPRAISE DECAY

Moisture content of wood in airplane structures

Creator:: Drow, John T., Clark, M. E., and Forest Products Laboratory (U.S.)
Abstract:: This report is one of a series issued in cooperation with the Army-Navy-Civil Committee on Aircraft Design Criteria under the supervision of the Aeronautical Board.
Resource Type:: Technical Report
Full Text:: MClS1URf 'CONTENT QF €CL I N AIRPLANL STRUCTURES' December 1945 MOISTURE CONTENT OF WOOD IN AIRPLANE

Monitoring soil nutrients using a management unit approach

Creator:: Oregon State University. Extension Service, Washington State University. Extension, University of Idaho. Extension, Staben, Mary L., Ellsworth, Jason W., Sullivan, Dan M. (Dan Matthew), 1954-, Horneck, Donald Arthur, Brown, Bradford D., Stevens, Robert G., and Pacific Northwest Cooperative Extension
Abstract:: This publication focuses on how to design a soil nutrient monitoring strategy that fits today’s requirements for record keeping and increased accuracy in managing nitrogen (N), phosphorus (P), and other nutrients. We advocate the use of management units or zones for soil testing and nutrient application. To measure a real...
Resource Type:: Technical Report
Full Text:: monitoring activi- ties, such as plant tissue sampling, soil moisture measurement, or crop yield estimates

Electrical moisture meters for wood

Creator:: Forest Products Laboratory (U.S.) and James, William L.
Abstract:: Slightly revised January 1958.
Resource Type:: Technical Report
Full Text:: . . Accuracy of Measurement s The most important factors that affect the accuracy of moisture-meter determina

A comparison of two methods for determining the specific gravity of small samples of second-growth Douglas-fir

Creator:: Forest Products Laboratory (U.S.) and Smith, Diana M.
Resource Type:: Technical Report
Full Text:: , — Forest Service U. S. Department of Agriculture Summary A comparison between the maximum-moisture and

Axisymmetric infiltration

Creator:: Brooks, Royal H., United States. Office of Water Resources Research, Leclercq, Paul J., Tebbs, Richard R., and Rawls, Walter
Abstract:: The work reported herein was performed under the annual allotment from the Office of Water Resources Research to the Oregon Water Resources Research Institute. Funds were available over a three year period, but due to difficulty in acquiring graduate students, the total time spent on the project was only 21...
Resource Type:: Technical Report
Full Text:: reads in an initial soil moisture distribution matrix which in this study was constant . Once the

Irrigation and soil-moisture investigations in western Oregon

Creator:: Oregon Agricultural College. Experiment Station and Powers, W. L. (Wilbur Louis), 1887
Abstract:: Published August 1914. 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:: EXPERIMENT STATION DEPARTMENT OF AGRONOMY Irrigation and Soil- Moisture Investigations in Western Oregon B

Determination of soil sensitivity ratings for the Oregon Water Quality Decision Aid (OWQDA)

Creator:: Huddleston, J. H. (James Herbert), 1942-, Mendez, W. R., Brett, M., Kerle, Elizabeth A., Vogue, Peggy A., and Oregon State University. Extension Service
Abstract:: Declared out of print March 2010. 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:: variable, permeabil- ity of the surface soil, as a surrogate. 4 Similarly, antecedent moisture content

An overview of the Oregon Water Quality Decision Aid (OWQDA) : a tool for assessing groundwater contamination risk from specific soil-pesticide combinations

Creator:: Huddleston, J. H. (James Herbert), 1942- and Oregon State University. Extension Service
Abstract:: The Oregon Water Quality Decision Aid (OWQDA) is a first-tier screening tool that allows you to make a broad determination of the likelihood that a specific chemical, when applied to a specific Oregon soil, will move through the soil and contaminate groundwater. This determination is called the groundwater vulnerability rating.
Resource Type:: Technical Report
Full Text:: assessing groundwater contamination risk from specific soil-pesticide combinations J.H. Huddleston The

Study of temperature and moisture content in wood aircraft wings in different climates

Creator:: Browne, F. L. (Frederick Lincoln), 1895-, Downs, Leslie E., Laughnan, Don F., Schwebs, A. C., and Forest Products Laboratory (U.S.)
Abstract:: This report is one of a series issued in cooperation with the Army-Navy-Civil Committee on Aircraft Design Criteria under the supervision of the Aeronautical Board.
Resource Type:: Technical Report
Full Text:: near which the wings were erected. Measurement of Temperature and Moisture Content Three types of

The moisture content of softwood lumber shipped from western mills in the summer

Creator:: Forest Products Laboratory (U.S.) and Peck, Edward C. (Edward Coit), 1894-
Resource Type:: Technical Report
Full Text:: S THE MOISTURE CONTENT OP SOFTWOOD LUMBER SHIPPE D FROM WESTERN

Subsurface heating and irrigation of soils: its effect on temperature and water content and on plant growth

Creator:: Barlow, Edward William Ross, Sepaskhah, Ali Reza, and Boersma, L.
Resource Type:: Technical Report
Full Text:: Department of Soil Scienc e Oregon State University The work upon which this report is based was supported

Growing winter wheat on poorly drained soil

Creator:: Goetze, Norman R. (Norman Richard), Stoltz, Michael, Jackson, T. L. (Thomas Lloyd), 1922-, and Oregon State University. Extension Service
Abstract:: Published July 1981. 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:: Growing Winter Wheat on Poorly Drained Soil Theory Poorly

Growing winter wheat on poorly drained soil

Creator:: Oregon State University. Extension Service, Goetze, Norman R. (Norman Richard), Stoltz, Michael, Jackson, T. L. (Thomas Lloyd), 1922-, and Karow, Russell S.
Abstract:: Published August 1996. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Resource Type:: Technical Report
Full Text:: Wheat on Poorly Drained Soil N.R. Goetze, M. Stoltz, T.L. Jackson, and R.S. Karow N.R. Goetze, Extension

Using seed moisture as a harvest management tool

Creator:: Silberstein, Thomas B., Mellbye, Mark Edward, Chastain, Thomas G., Young, William C. (William Clyde), and Oregon State University. Extension Service
Abstract:: Seed moisture content is the most reliable indicator of seed maturity and harvest timing in grass seed crops. There are two significant times during harvest that knowledge of seed moisture is critical: at swathing and at combining. Swathing within the correct range of seed moisture content will maximize seed yield...
Resource Type:: Technical Report
Full Text:: Seed Moisture as a Harvest Management Tool 1 Using Seed Moisture as a Harvest Management Tool

A portable electric oven for use of kiln operators

Creator:: Forest Products Laboratory (U.S.)
Resource Type:: Technical Report

Drainage and improvement of wet land

Creator:: Powers, W. L. (Wilbur Louis), 1887 and Oregon State Agricultural College. Agricultural Experiment Station
Abstract:: Published January 1931. 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:: moisture. Drain- age affords better air circulation, makes soil warmer, aids decay and nitri- fication

Drainage and improvement of white land and similar wet land

Creator:: Powers, W. L. (Wilbur Louis), 1887 and Oregon Agricultural College. Experiment Station
Abstract:: Published June 1927. 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:: drainage is to re- move excess water. This results in improvement in soil structure, in- creased root

Drainage and improvement of white land and similar wet land

Creator:: Powers, W. L. (Wilbur Louis), 1887 and Oregon Agricultural College. Experiment Station
Abstract:: Published June 1923. 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:: is being maintained as a phase of Oregon Soil Investigations to learn the most effective means of

Findley Lake soil temperature and soil moisture data, August 1972 - August 1973

Creator:: Singer, Michael J. (Michael John), 1945-, Ugolini, Fiorenzo C., U.S. International Biological Program. Coniferous Forest Biome, and University of Washington
Abstract:: Data on soil temperature at two locations and five depths, tensiometer readings, and soil moisture release curves for the soils of Findley Lake are presented in this report.
Resource Type:: Technical Report
Full Text:: SOIL MOISTURE DATA AUGUST 1972 - AUGUST 1973 Michael J. Singer and F. C. Ugolini University of

Soil moisture, nitrogen, and stand density effects on growth and yield of sweet corn

Creator:: Evans, Daniel D., 1920-, Mack, H. J. (Harry John), 1926-, Stevenson, D. S., and Wolfe, John W. (John William), 1917-
Abstract:: Published September 1960. 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:: moisture measuring instruments for estimating soil moisture tension, calculating consumptive use and

Soil moisture and the distribution of lodgepole and ponderosa pine : a review of the literature

Creator:: Tarrant, Robert F., 1918- and Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
Resource Type:: Technical Report
Full Text:: SOIL MOISTURE AND THE DISTRIBUTION OF LODGEPOLE AND PONDEROSA PINE

Using the nitrogen mineralization soil test to predict spring fertilizer N rate for soft white winter wheat grown in western Oregon

Creator:: Anderson, Nicole P., Hart, John M. (John Mervyn), 1947-, Christensen, Neil Walter, 1944-, Mellbye, Mark Edward, Flowers, Michael Darrell, 1971-, and Oregon State University. Extension Service
Abstract:: Soft white winter wheat is grown in western Oregon and requires a spring application of nitrogen (N) fertilizer for optimum production. Determining the amount of N to apply has been a challenge for growers. Wheat obtains N from two sources: soil and fertilizer. Both available and mineralizable N can be...
Resource Type:: Technical Report
Full Text:: Nicole P. Anderson, field crops Extension agent; John M. Hart, Extension soil scientist; Neil W

Using the nitrogen mineralization soil test to predict spring fertilizer N rate : soft white winter wheat grown in western Oregon

Creator:: Oregon State University. Extension Service, Hart, John M. (John Mervyn), 1947-, Christensen, Neil Walter, 1944-, Mellbye, Mark Edward, and Flowers, Michael Darrell, 1971-
Abstract:: Soft white winter wheat grown in western Oregon requires a spring application of nitrogen (N) fertilizer for optimum production. Determining the amount of N to apply has been a challenge for growers because wheat is produced in numerous rotations that provide varying amounts of N to the wheat crop. Inadequate...
Resource Type:: Technical Report
Full Text:: Using the Nitrogen Mineralization Soil Test to Predict

Agronomic guidelines for flexible cropping systems in dryland areas of Oregon

Creator:: Lutcher, L. K. (Lawrence K.), Wysocki, Donald John, 1952-, Corp, Mary K., Horneck, Donald Arthur, and Oregon State University. Extension Service
Abstract:: Flexible cropping systems allow for an opportunistic change in an established rotation. Plant-available soil water is the most reliable indicator of potential yield.
Resource Type:: Technical Report
Full Text:: on the wet- ting front. The wetting front is the position or depth of moisture in the soil profile

Documentation for a combined carbon-water flow stand level coniferous forest model

Creator:: Swartzman, G. L. (Gordon L.), Sollins, P., U.S. International Biological Program. Coniferous Forest Biome, and University of Washington
Abstract:: The following report Introduces a documentation scheme for flow oriented ecosystem models and shows its application to a carbon-water model developed within the coniferous biome. This documentation scheme has remained operative through revision of this model and expansion of It to include nutrient flows. This model and subsequent versions are...
Resource Type:: Technical Report
Full Text:: altering soil moisture stress. FLOW SUBMODELS 1. WATER FLOW, cm m-2hr-1, 4 STATE VARIABLES, 7 flowss-- 2

The place of the homemade soil packer in obtaining stands of clovers and grasses

Creator:: Oregon State College. Agricultural Experiment Station, Keltner, Edwin, and Inskeep, John Jerry
Abstract:: Published March 1944. 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:: moisture, or if they do germinate, may perish before the roots penetrate to the firm underlying soil

Variation in plant moisture stress associated with forest communities in the H. J. Andrews Experimental Forest

Creator:: Zobel, Donald B., Hawk, Glenn M., McKee, W. Arthur, Dyrness, C. T., and U. S. International Biological Program. Coniferous Forest Biome
Abstract:: Measurement of plant moisture stress of 1-2 m understory conifers was made in "reference stands" on the H. J. Andrews Experimental Forest in 1970-1972. Maximum stress each year (measured between midnight and dawn) is closely correlated with the position of each community along one axis of an ordination of the...
Resource Type:: Technical Report
Full Text:: permission is obtained in writing from the author. Abstract Measurement of plant moisture stress of 1-2

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