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501 - 525 of 1758 Items << < 16 17 18 19 20 21 22 23 24 25 > >>
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Master scanned with Epson 1640XL at 800 dpi. Image manipulated with Adobe Photoshop 7.0.
1941-08-28
2003-01-01 |
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A smart controller testing facility was established by the Irrigation Technology Center at Texas A&M University in College Station in 2008 in order to evaluate their performance from an ?enduser? point of view. The ?end-user? is considered to be...
2011-12-19
2011-12-19 2011-12-19 |
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Agriculture is a major income-producing sector in the Texas economy and a large part of this economic activity originates in irrigated crop production. For example, in 1973, 50% of all grain sorghum and 46% of all cotton in Texas were produced on...
2011-07-01
2011-07-01 1976-06-01 |
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In 1968 and 1969, moisture level treatments were applied to tomatoes and citrus. Light sprinkler applications and white acrylic paint were applied to leaf canopies of tomatoes and citrus. Moisture use and yields as influenced by treatments were...
2011-06-30
2011-06-30 1970-05-01 |
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2010-05-25
2010-05-25 2024-05-18 |
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2009-01-12
2009-01-12 2008-10-01 |
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2009-01-12
2009-01-12 2008-10-01 |
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Initial construction costs and net annual changes in operating and maintenance expenses are identified for a single-component capital renovation project proposed by Hidalgo County Irrigation District No. 2, (a.k.a. San Juan) to the North American...
2009-01-09
2009-01-09 2003-07-01 |
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Irrigation is a major contributing factor in crop production on the Texas High Plains. It is responsible for greatly increasing crop production and farm income for the region. Two factors, a declining groundwater supply and increasing production...
2007-12-05
2007-12-05 1980-05-01 |
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This research investigated the movement of a surface flow profile over an infiltrating soil under conditions of surge flow, and theory related thereto, for use in preliminary design procedures for surge irrigation systems. Four specific research...
2007-11-30
2007-11-30 1985-07-01 |
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Initial construction costs and net annual changes in operating and maintenance expenses are identified for a single-component capital renovation project proposed by Hidalgo County Irrigation District No. 1 to the Bureau of Reclamation and North...
2007-11-19
2007-11-19 2003-10-01 |
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Southwestern US irrigated landscapes are facing
upheaval due to water scarcity and land use conversion associated
with climate change, population growth, and changing
economics. In the traditionally irrigated valleys of northern
New Mexico, these...
2015-01-16 (iso8601)
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Major emphasis of this research study involved the evaluation
of nutrient transport by overland flow. Samples gathered at various
distances relative to a swine-waste spray irrigation system were
used for the nutrient evaluation.
As a result of...
1973-04-25 (iso8601)
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1977-09-16 (iso8601)
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Native grass, forb, and shrub seed is needed to restore rangelands of the U.S. Intermountain West. Fernleaf biscuitroot [Lomatium dissectum (Nutt.) Mathias & Constance] is a desirable component of rangelands. Commercial seed production is...
2012-10 (iso8601)
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The Reclamation Act of 1902, as amended, is the basic
legislation governing the distribution of water from federal
projects for irrigation purposes. In the three-quarters
of a century since the passage of this Act, technological,
economic, and...
1979-12-06 (iso8601)
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A perennial grass grown in strips between the rows of grapevines,
with a bare soil herbicide strip under the rows of vines,
is a common form of vineyard soil management. Irrigation, though
not practiced for grape culture in western Oregon at this...
1985-11-15 (iso8601)
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The development of the energy crisis has caused the
use of depletable energy resources to be monitored quite
closely in the United States. Within the agricultural
sector, irrigation is a large user of energy, with the
potential of using many times...
1976 (iso8601)
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2004-10-19 (iso8601)
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Over the past decade, the Oregon State University Malheur Agricultural Experiment Station in Ontario, Oregon, has evaluated hybrid poplar production, including irrigation criteria, irrigation amounts, irrigation systems, cover crops, and pruning....
2005-12 (iso8601)
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