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Articles 121 - 150 of 433

Full-Text Articles in Hydrology

Management Options For Water-Repellent Soils In Australian Dryland Agriculture, M. M. Roper, S. L. Davies, P. S. Blackwell, D. J. M. Hall, D. Bakker, R. Jongepier, P. R. Ward Oct 2015

Management Options For Water-Repellent Soils In Australian Dryland Agriculture, M. M. Roper, S. L. Davies, P. S. Blackwell, D. J. M. Hall, D. Bakker, R. Jongepier, P. R. Ward

Natural Resources Research Articles

Water-repellent (‘non-wetting’) soils are a major constraint to agricultural production in southern and south-west Australia, affecting >10 Mha of arable sandy soils. The major symptom is dry patches of surface soil, even after substantial rainfall, directly affecting agricultural production through uneven crop and pasture germination, and reduced nutrient availability. In addition, staggered weed germination impedes effective weed control, and delayed crop and pasture germination increases the risk of wind erosion. Water repellency is caused by waxy organic compounds derived from the breakdown of organic matter mostly of plant origin. It is more prevalent in soils with a sandy surface texture; …


U.S. Drought Monitor, October 13, 2015, David Miskus Oct 2015

U.S. Drought Monitor, October 13, 2015, David Miskus

United States Agricultural Commodities in Drought Archive

Drought map of U.S. for October 13, 2015 (10/13/15) plus: U.S. crop areas experiencing drought (map), Approximate percentage of crop located in drought, by state (bar graph), Percent of crop area located in drought, past 52 weeks (line graph) for: Corn, Soybeans, Hay, Cattle, Winter wheat.


U.S. Drought Monitor, October 6, 2015, David Miskus Oct 2015

U.S. Drought Monitor, October 6, 2015, David Miskus

United States Agricultural Commodities in Drought Archive

Drought map of U.S. for October 6, 2015 (10/6/15) plus: U.S. crop areas experiencing drought (map), Approximate percentage of crop located in drought, by state (bar graph), Percent of crop area located in drought, past 52 weeks (line graph) for: Corn, Soybeans, Hay, Cattle, Winter wheat.


U.S. Drought Monitor, September 29, 2015, Eric Luebehusen Sep 2015

U.S. Drought Monitor, September 29, 2015, Eric Luebehusen

United States Agricultural Commodities in Drought Archive

Drought map of U.S. for September 29, 2015 (9/29/15) plus: U.S. crop areas experiencing drought (map), Approximate percentage of crop located in drought, by state (bar graph), Percent of crop area located in drought, past 52 weeks (line graph) for: Corn, Soybeans, Hay, Cattle, Winter wheat.


U.S. Drought Monitor, September 22, 2015, Eric Luebehusen Sep 2015

U.S. Drought Monitor, September 22, 2015, Eric Luebehusen

United States Agricultural Commodities in Drought Archive

Drought map of U.S. for September 22, 2015 (9/22/15) plus: U.S. crop areas experiencing drought (map), Approximate percentage of crop located in drought, by state (bar graph), Percent of crop area located in drought, past 52 weeks (line graph) for: Corn, Soybeans, Hay, Cattle, Winter wheat.


U.S. Drought Monitor, September 15, 2015, Chris Fenimore Sep 2015

U.S. Drought Monitor, September 15, 2015, Chris Fenimore

United States Agricultural Commodities in Drought Archive

Drought map of U.S. for September 15, 2015 (9/15/15) plus: U.S. crop areas experiencing drought (map), Approximate percentage of crop located in drought, by state (bar graph), Percent of crop area located in drought, past 52 weeks (line graph) for: Corn, Soybeans, Hay, Cattle, Winter wheat.


U.S. Drought Monitor, September 8, 2015, Richard Tinker Sep 2015

U.S. Drought Monitor, September 8, 2015, Richard Tinker

United States Agricultural Commodities in Drought Archive

Drought map of U.S. for September 8, 2015 (9/8/15) plus: U.S. crop areas experiencing drought (map), Approximate percentage of crop located in drought, by state (bar graph), Percent of crop area located in drought, past 52 weeks (line graph) for: Corn, Soybeans, Hay, Cattle, Winter wheat.


Groundwater Chemistry Of The Weaber Plain (Goomig Farmlands): Baseline Results 2010–13, Adam Lillicrap, Richard J. George Dr, Arjen Ryder, D L. Bennett Sep 2015

Groundwater Chemistry Of The Weaber Plain (Goomig Farmlands): Baseline Results 2010–13, Adam Lillicrap, Richard J. George Dr, Arjen Ryder, D L. Bennett

Resource management technical reports

The Ord River Irrigation Area (ORIA) is located in the north-east of the Kimberley region of Western Australia, near the town of Kununurra. The irrigation area was established in 1963 and over time developed to the current extent of 14 000 hectares (ha). The Weaber Plain (Goomig Farmlands) area is located north-north-east of the existing irrigation area, 30km from Kununurra, and has been identified as being suitable for irrigated agriculture for many decades. However, it was not until 2009, with state government support, that the 7400ha project commenced, with construction starting in 2010. State and Australian government environmental approvals required …


U.S. Drought Monitor, September 1, 2015, Anthony Artusa Sep 2015

U.S. Drought Monitor, September 1, 2015, Anthony Artusa

United States Agricultural Commodities in Drought Archive

Drought map of U.S. for September 1, 2015 (9/1/15) plus: U.S. crop areas experiencing drought (map), Approximate percentage of crop located in drought, by state (bar graph), Percent of crop area located in drought, past 52 weeks (line graph) for: Corn, Soybeans, Hay, Cattle, Winter wheat.


U.S. Drought Monitor, August 25, 2015, Anthony Artusa Aug 2015

U.S. Drought Monitor, August 25, 2015, Anthony Artusa

United States Agricultural Commodities in Drought Archive

Drought map of U.S. for August 25, 2015 (8/25/15) plus: U.S. crop areas experiencing drought (map), Approximate percentage of crop located in drought, by state (bar graph), Percent of crop area located in drought, past 52 weeks (line graph) for: Corn, Soybeans, Hay, Cattle, Winter wheat.


U.S. Drought Monitor, August 18, 2015, Chris Fenimore Aug 2015

U.S. Drought Monitor, August 18, 2015, Chris Fenimore

United States Agricultural Commodities in Drought Archive

Drought map of U.S. for August 18, 2015 (8/18/15) plus: U.S. crop areas experiencing drought (map), Approximate percentage of crop located in drought, by state (bar graph), Percent of crop area located in drought, past 52 weeks (line graph) for: Corn, Soybeans, Hay, Cattle, Winter wheat.


U.S. Drought Monitor, August 11, 2015, Brian Fuchs Aug 2015

U.S. Drought Monitor, August 11, 2015, Brian Fuchs

United States Agricultural Commodities in Drought Archive

Drought map of U.S. for August 11, 2015 (8/11/15) plus: U.S. crop areas experiencing drought (map), Approximate percentage of crop located in drought, by state (bar graph), Percent of crop area located in drought, past 52 weeks (line graph) for: Corn, Soybeans, Hay, Cattle, Winter wheat.


U.S. Drought Monitor, August 4, 2015, Mark D. Svoboda Aug 2015

U.S. Drought Monitor, August 4, 2015, Mark D. Svoboda

United States Agricultural Commodities in Drought Archive

Drought map of U.S. for August 4, 2015 (8/4/15) plus: U.S. crop areas experiencing drought (map), Approximate percentage of crop located in drought, by state (bar graph), Percent of crop area located in drought, past 52 weeks (line graph) for: Corn, Soybeans, Hay, Cattle, Winter wheat.


U.S. Drought Monitor, July 28, 2015, Richard R. Heim Jr. Jul 2015

U.S. Drought Monitor, July 28, 2015, Richard R. Heim Jr.

United States Agricultural Commodities in Drought Archive

Drought map of the United States for July 28, 2015 (7/28/15) plus: United States crop areas experiencing drought (map), an approximate percentage of crop located in drought by state (bar graph), and the percentage of crop area located in drought during the past 52 weeks (line graph) for corn, soybeans, hay, cattle, and winter wheat.


U.S. Drought Monitor, July 21, 2015, David Simeral Jul 2015

U.S. Drought Monitor, July 21, 2015, David Simeral

United States Agricultural Commodities in Drought Archive

Drought map of U.S. for July 21, 2015 (7/21/15) plus: U.S. crop areas experiencing drought (map), Approximate percentage of crop located in drought, by state (bar graph), Percent of crop area located in drought, past 52 weeks (line graph) for: Corn, Soybeans, Hay, Cattle, Winter wheat.


U.S. Drought Monitor, July 14, 2015, David Simeral Jul 2015

U.S. Drought Monitor, July 14, 2015, David Simeral

United States Agricultural Commodities in Drought Archive

Drought map of U.S. for July 14, 2015 (7/14/15) plus: U.S. crop areas experiencing drought (map), Approximate percentage of crop located in drought, by state (bar graph), Percent of crop area located in drought, past 52 weeks (line graph) for: Corn, Soybeans, Hay, Cattle, Winter wheat.


U.S. Drought Monitor, July 7, 2015, Brian Fuchs Jul 2015

U.S. Drought Monitor, July 7, 2015, Brian Fuchs

United States Agricultural Commodities in Drought Archive

Drought map of U.S. for July 7, 2015 (7/7/15) plus: U.S. crop areas experiencing drought (map), Approximate percentage of crop located in drought, by state (bar graph), Percent of crop area located in drought, past 52 weeks (line graph) for: Corn, Soybeans, Hay, Cattle, Winter wheat.


Preliminary Isotope Assessment, La Grange Groundwater Area, Glenn A. Harrington Jul 2015

Preliminary Isotope Assessment, La Grange Groundwater Area, Glenn A. Harrington

Natural resources commissioned reports

The Department of Agriculture and Food, Western Australia (DAFWA) is currently undertaking a Royalties for Regions funded project in the La Grange Groundwater Area south of Broome. The focus is on providing improved confidence about soil suitability and water availability for potential expansion of irrigated agriculture in the region. Groundwater in the Broome Sandstone Aquifer (BSA) is the target water resource, however before the La Grange project commenced little was known about the physical and chemical attributes of the aquifer. This report provides the results of estimated groundwater recharge and residence times using environmental tracer techniques.

Sampling of 12 existing …


U.S. Drought Monitor, June 30, 2015, Brian Fuchs Jun 2015

U.S. Drought Monitor, June 30, 2015, Brian Fuchs

United States Agricultural Commodities in Drought Archive

Drought map of U.S. for June 30, 2015 (6/30/15) plus: U.S. crop areas experiencing drought (map), Approximate percentage of crop located in drought, by state (bar graph), Percent of crop area located in drought, past 52 weeks (line graph) for: Corn, Soybeans, Hay, Cattle, Winter wheat.


U.S. Drought Monitor, June 23, 2015, Richard Tinker Jun 2015

U.S. Drought Monitor, June 23, 2015, Richard Tinker

United States Agricultural Commodities in Drought Archive

Drought map of U.S. for June 23, 2015 (6/23/15) plus: U.S. crop areas experiencing drought (map), Approximate percentage of crop located in drought, by state (bar graph), Percent of crop area located in drought, past 52 weeks (line graph) for: Corn, Soybeans, Hay, Cattle, Winter wheat.


U.S. Drought Monitor, June 16, 2015, Richard Tinker Jun 2015

U.S. Drought Monitor, June 16, 2015, Richard Tinker

United States Agricultural Commodities in Drought Archive

Drought map of U.S. for June 16, 2015 (6/16/15) plus: U.S. crop areas experiencing drought (map), Approximate percentage of crop located in drought, by state (bar graph), Percent of crop area located in drought, past 52 weeks (line graph) for: Corn, Soybeans, Hay, Cattle, Winter wheat.


U.S. Drought Monitor, June 2, 2015, David Miskus Jun 2015

U.S. Drought Monitor, June 2, 2015, David Miskus

United States Agricultural Commodities in Drought Archive

Drought map of U.S. for June 2, 2015 (6/2/15) plus: U.S. crop areas experiencing drought (map), Approximate percentage of crop located in drought, by state (bar graph), Percent of crop area located in drought, past 52 weeks (line graph) for: Corn, Soybeans, Hay, Cattle, Winter wheat.


U.S. Drought Monitor, May 26, 2015, Brad Rippey May 2015

U.S. Drought Monitor, May 26, 2015, Brad Rippey

United States Agricultural Commodities in Drought Archive

Drought map of U.S. for May 26, 2015 (5/26/15) plus: U.S. crop areas experiencing drought (map), Approximate percentage of crop located in drought, by state (bar graph), Percent of crop area located in drought, past 52 weeks (line graph) for: Corn, Soybeans, Hay, Cattle, Winter wheat.


U.S. Drought Monitor, May 19, 2015, Brad Rippey May 2015

U.S. Drought Monitor, May 19, 2015, Brad Rippey

United States Agricultural Commodities in Drought Archive

Drought map of U.S. for May 19, 2015 (5/19/15) plus: U.S. crop areas experiencing drought (map), Approximate percentage of crop located in drought, by state (bar graph), Percent of crop area located in drought, past 52 weeks (line graph) for: Corn, Soybeans, Hay, Cattle, Winter wheat.


U.S. Drought Monitor, May 12, 2015, Brian Fuchs May 2015

U.S. Drought Monitor, May 12, 2015, Brian Fuchs

United States Agricultural Commodities in Drought Archive

Drought map of U.S. for May 12, 2015 (5/12/15) plus: U.S. crop areas experiencing drought (map), Approximate percentage of crop located in drought, by state (bar graph), Percent of crop area located in drought, past 52 weeks (line graph) for: Corn, Soybeans, Hay, Cattle, Winter wheat.


U.S. Drought Monitor, May 5, 2015, Mark D. Svoboda May 2015

U.S. Drought Monitor, May 5, 2015, Mark D. Svoboda

United States Agricultural Commodities in Drought Archive

Drought map of U.S. for May 5, 2015 (5/5/15) plus: U.S. crop areas experiencing drought (map), Approximate percentage of crop located in drought, by state (bar graph), Percent of crop area located in drought, past 52 weeks (line graph) for: Corn, Soybeans, Hay, Cattle, Winter wheat.


Cockatoo Sands In The Victoria Highway And Carlton Hill Areas, East Kimberley: Land Capability Assessment For Developing Irrigated Agriculture, Henry Smolinski, Shahab Pathan, Paul Galloway, Kus Kuswardiyanto, Justin Laycock May 2015

Cockatoo Sands In The Victoria Highway And Carlton Hill Areas, East Kimberley: Land Capability Assessment For Developing Irrigated Agriculture, Henry Smolinski, Shahab Pathan, Paul Galloway, Kus Kuswardiyanto, Justin Laycock

Resource management technical reports

This report identifies areas of Cockatoo Sands adjacent to the Ord River Irrigation Area (ORIA), Kununurra, with high potential for developing irrigated agriculture. It builds on a reconnaissance soil survey conducted in 2009 which identified significant areas of sandy and loamy soils in the Kununurra area that could be suitable for agriculture.


U.S. Drought Monitor, April 28, 2015, Anthony Artusa Apr 2015

U.S. Drought Monitor, April 28, 2015, Anthony Artusa

United States Agricultural Commodities in Drought Archive

Drought map of U.S. for April 28, 2015 (4/28/15) plus: U.S. crop areas experiencing drought (map), Approximate percentage of crop located in drought, by state (bar graph), Percent of crop area located in drought, past 52 weeks (line graph) for: Corn, Soybeans, Hay, Cattle, Winter wheat.


U.S. Drought Monitor, April 21, 2015, Anthony Artusa Apr 2015

U.S. Drought Monitor, April 21, 2015, Anthony Artusa

United States Agricultural Commodities in Drought Archive

Drought map of U.S. for April 21, 2015 (4/21/15) plus: U.S. crop areas experiencing drought (map), Approximate percentage of crop located in drought, by state (bar graph), Percent of crop area located in drought, past 52 weeks (line graph) for: Corn, Soybeans, Hay, Cattle, Winter wheat.


U.S. Drought Monitor, April 14, 2015, Michael J. Brewer Apr 2015

U.S. Drought Monitor, April 14, 2015, Michael J. Brewer

United States Agricultural Commodities in Drought Archive

Drought map of U.S. for April 14, 2015 (4/14/15) plus: U.S. crop areas experiencing drought (map), Approximate percentage of crop located in drought, by state (bar graph), Percent of crop area located in drought, past 52 weeks (line graph) for: Corn, Soybeans, Hay, Cattle, Winter wheat.