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Articles 14401 - 14430 of 14774

Full-Text Articles in Agricultural Science

Bulletin No. 342 - The Nutritive Content Of The Grazing Sheep's Diet On Summer And Winter Ranges Of Utah, C. Wayne Cook, Lorin E. Harris Jan 1950

Bulletin No. 342 - The Nutritive Content Of The Grazing Sheep's Diet On Summer And Winter Ranges Of Utah, C. Wayne Cook, Lorin E. Harris

UAES Bulletins

Approximately two million sheep graze the native ranges of Utah each year. These animals are on the range most of the year and their food supply must come from range plants as they are normally selected. The nutritive value of range forage is often borderline or deficient in essential nutrients, yet, sufficiently adequate to prevent obvious physiological disorders. These mild deficiencies may affect the productive efficiency of the animal even though no symptoms are apparent.


Bulletin No. 337 - The Vitamin Content Of Peas As Influenced By Maturity, Fertilizers, And Variety, Ethelwyn B. Wilcox, Katharine E. Morrell Jan 1950

Bulletin No. 337 - The Vitamin Content Of Peas As Influenced By Maturity, Fertilizers, And Variety, Ethelwyn B. Wilcox, Katharine E. Morrell

UAES Bulletins

No abstract provided.


Leaflet No 1003 - The Salt Problem In The Wheat Belt, G. H. Burvill Jan 1950

Leaflet No 1003 - The Salt Problem In The Wheat Belt, G. H. Burvill

Bulletins 1 - 2999

IN the wheat belt of Western Australian bare patches in farm paddocks are often seen. Many are bare, or almost bare, because of too much salt in the soil. The excess of salt prevents the germination of seeds, or kills living plants, because it causes the water supply for germination or growth to be cut off. This salt problem is so serious in places that single farms or groups of farms have been ruined; wheat growing on them has become unprofitable.


Leaflet No 1001 - Aerial Baiting For The Control Of The Little Plague Grasshopper (Austroicetes Cruciata Sauss), C. F. Jenkins Jan 1950

Leaflet No 1001 - Aerial Baiting For The Control Of The Little Plague Grasshopper (Austroicetes Cruciata Sauss), C. F. Jenkins

Bulletins 1 - 2999

Aeroplanes have been tested for grasshopper control in many parts of the world during the last decade but the insecticides used have been in either dust or spray form.

The aerial distribution of bran bait is quite a recent development in overseas countries and was tried for the first time in Western Australia during the spring of 1949.


How To Make It: Rabbit Trap Is Easy To Build Jan 1950

How To Make It: Rabbit Trap Is Easy To Build

United States Department of Agriculture-Agricultural Research Service / University of Nebraska-Lincoln: Faculty Publications

The rabbit trap described in this leaflet has proved satisfactory and is easy to build. It consists of a box with a drop door, held up by a projecting wire, one end of which is attached to a false floor or treadle. The weight of the rabbit on the treadle beyond the fulcrum pulls back the wire and releases the door.


Application Of Schuepp's Method To Form Analysis Of The Shoot Apex In Maize, Otto L. Stein, Ernst C. Abbe Apr 1949

Application Of Schuepp's Method To Form Analysis Of The Shoot Apex In Maize, Otto L. Stein, Ernst C. Abbe

Journal of the Minnesota Academy of Science

No abstract provided.


Ec1506 Corn Rootworm Control In Nebraska, Ephriam Hixson, Martin H. Muma, Roscoe E. Hill Feb 1949

Ec1506 Corn Rootworm Control In Nebraska, Ephriam Hixson, Martin H. Muma, Roscoe E. Hill

University of Nebraska-Lincoln Extension: Historical Materials

Extension circular 1506 discusses corn rootworm control in Nebraska.


Bulletin No. 333 - Drainage Districts In Utah: Their Activities And Needs, J. Howard Maughan, Orson W. Israelsen, Eldon G. Hanson Jan 1949

Bulletin No. 333 - Drainage Districts In Utah: Their Activities And Needs, J. Howard Maughan, Orson W. Israelsen, Eldon G. Hanson

UAES Bulletins

The need for drainage in Utah was widely recognized before 1900, resulting in passage of a drainage district law in 1896 and provision for cooperative drainage research beginning in 1904. The drainage district laws, developed and improved during the half-century ending 1948, have served as the major basis for drainage organization in the state.


Bulletin No. 336 - Utah Agricultural Experiment Station Biennial Report, 1946-1948, R. H. Walker Jan 1949

Bulletin No. 336 - Utah Agricultural Experiment Station Biennial Report, 1946-1948, R. H. Walker

UAES Bulletins

During the past biennium there has been a general expansion in the research program of the Agricultural Experiment Station. This was made possible through increased state legislative appropriation and through federal funds made available by the Agricultural Research and Marketing Act which passed Congress in August 1946, although funds were not available until August 1947. Grants-in-aid by state and private agencies have also made other research possible.


Bulletin No. 335 - Reclamation Of Saline-Alkali Soils By Leaching: Delta Area, Utah, R. C. Reeve, L. E. Allison, D. F. Peterson Jr. Dec 1948

Bulletin No. 335 - Reclamation Of Saline-Alkali Soils By Leaching: Delta Area, Utah, R. C. Reeve, L. E. Allison, D. F. Peterson Jr.

UAES Bulletins

Salinity is a problem of irrigation agriculture and is recognized as a serious threat to crop production in the Western States. All water used for irrigation, whether diverted from surface stream or pumped from wells, contains dissolved salts in amounts varying from a few hundred pounds to several tons per acre-foot (8,23). Salts accumulating in the root zone of the soil, as water is removed by crop and by surface evaporation eventually, may restrict crop yields. Extensive areas of land in the Western States, which were at one time productive under irrigation, have been abandoned because of the development of …


Bulletin No. 334 - Costs And Returns From Peach Production: Selected Areas, Utah, Earnest M. Morrison Oct 1948

Bulletin No. 334 - Costs And Returns From Peach Production: Selected Areas, Utah, Earnest M. Morrison

UAES Bulletins

Peach production in Utah is an important fruit enterprise. Preliminary estimates place Utah's 1947 peach crop at about 933,000 bushels, valued at about $1,679,000. This is equal to about 1.2 percent of the value of all agricultural commodities produced in the state, and about 27 percent of the value of Utah's fruit crop. The 1947 peach crop was, however, about 27 percent, or 200,000 bushels larger than the ten-year average, 1937 to 1946, and was the second largest crop on record in the last thirty years. In terms of value the 1947 crop was exceeded only by the crops of …


Bulletin No. 331 - Cost And Efficiency Of Canning Pea Production In Cache And Box Elder Counties, Utah, Earnest M. Morrison Jun 1948

Bulletin No. 331 - Cost And Efficiency Of Canning Pea Production In Cache And Box Elder Counties, Utah, Earnest M. Morrison

UAES Bulletins

The production of field peas for canning purposes has played an important part in Utah's agriculture, furnishing some of the intensity needed on her small farms. Peas are a crop that can be handled largely with the labor of the operator and his family and has not required any specialized machinery for their production. They are a suitable alfalfa nurse crop and in most areas do not compete greatly with other crops grown for the farmer's time.


Bulletin No. 330 - Peach Orchard Soil Mangement Studies, A. L. Stark, D. W. Thorne Feb 1948

Bulletin No. 330 - Peach Orchard Soil Mangement Studies, A. L. Stark, D. W. Thorne

UAES Bulletins

Peaches are the most important fruit crop in Utah. The total number of peach trees is greater and the volume of fruit produced for market is larger than of any other fruit. Most of the peaches are produced by a large number of growers who have small plantings. These small orchards contribute substantially to the total income of the growers and it is, therefore, important that maximum yields of high quality fruit be obtained from limited acreage.

A survey of the fruit production problems in Utah reported in 1938 (13) indicated that poor soil management practices were important in contributing …


Bulletin No. 329 - Cost And Efficiency Of Producing Sugar Beets In Utah, 1945, Ernest M. Morrison Jan 1948

Bulletin No. 329 - Cost And Efficiency Of Producing Sugar Beets In Utah, 1945, Ernest M. Morrison

UAES Bulletins

Early in the history of Utah the pioneers became interested in sugar-beet production. In 1852 John Taylor, Elias Morris and others, under the direction of Brigham Young, obtained machinery from France for refining beet sugar, transported it across the Atlantic Ocean by boat, up the Mississippi River to Fort Leavenworth, and thence across the plains to Utah by ox teams. The factory was established in what is now known as Sugar House in the southeastern part of Salt Lake City. These initial efforts proved to be unsuccessful primarily because the "open kettle" method employed was never satisfactory.

Not until 1891 …


Bulletin No. 332 - Cost And Efficiency Of Celery Production In Box Elder And Utah Counties In 1945 And 1947, Earnest M. Morrison Jan 1948

Bulletin No. 332 - Cost And Efficiency Of Celery Production In Box Elder And Utah Counties In 1945 And 1947, Earnest M. Morrison

UAES Bulletins

The production of celery by farmers in Utah has undergone important changes in the past five or six years. The most notable have been centered around the introduction of the new green type (Pascal) celery. The methods of production have advanced rapidly, the quality of the product has been greatly improved, the yield per acre has been increased at least twofold, and the acreage has been expanded.

With the growing impetus of the industry have come requests for information on cost and return to the farmer and for an analysis of other economic and physical factors associated with the industry. …


Ec1551 Insect Control In The Production Of Alfalfa Seed, Ephriam Hixson Jun 1947

Ec1551 Insect Control In The Production Of Alfalfa Seed, Ephriam Hixson

University of Nebraska-Lincoln Extension: Historical Materials

Extension circular 1551 discusses insect control in the production of alfalfa seed.


Bulletin No. 328 - Maturity Studies With Canning Peas, L. H. Pollard, E. B. Wilcox, H. B. Peterson Mar 1947

Bulletin No. 328 - Maturity Studies With Canning Peas, L. H. Pollard, E. B. Wilcox, H. B. Peterson

UAES Bulletins

In the growing and processing of canning peas there are many factors which influence yield and quality. Of these, the stage of maturity is possibly the most important. Beyond the stage of maximum quality, peas continue to grow in size and yields increase but quality decreases. Consequently, both growers and processors are definitely interested in knowing the stage of maturity at which peas should be harvested for the greatest yield of acceptable quality. Peas harvested and processed at that stage should give both growers and canners the maximum returns if grading methods are satisfactory and price schedules equitable.


Bulletin No. 327 - Utah Agricultural Experiment Station Biennial Report, 1944-1946, R. H. Walker Jan 1947

Bulletin No. 327 - Utah Agricultural Experiment Station Biennial Report, 1944-1946, R. H. Walker

UAES Bulletins

During the past biennium there has been a general expansion in the research program of the Utah Agricultural Experiment Station. Although some of the investigations were curtailed by lack of personnel and equipment and the pressure of wartime assignments, many of the staff were able to devote more time to research because of a lessening of the teaching load at the College. The emergency caused a re-examination of the research program, old projects, no longer urgent were weeded out, others were revised to meet the needs of the changing times, and many new projects were initiated to extend the research …


Farm Fishponds, Verne E. Davison Jan 1947

Farm Fishponds, Verne E. Davison

United States Department of Agriculture-Agricultural Research Service / University of Nebraska-Lincoln: Faculty Publications

An important part of soil and moisture conservation is making the best use of every acre on the farm. Where a suitable site for a farm pond exists, no better use can be made of such land than to develop it for the production of fish for the farm family. The recreation the pond affords adds much to the pleasure of rural life.

Thousands of farms have good pond sites. Properly developed and managed ponds may provide both food and pleasure to more than a million farm people.

This bulletin tells how to have good ponds. It explains how to …


Bulletin No. 326 - Rainfall And Irrigation In Relation To Soil Erosion, Willard Gardner, John Hale Gardner, C. W. Lauritzen Dec 1946

Bulletin No. 326 - Rainfall And Irrigation In Relation To Soil Erosion, Willard Gardner, John Hale Gardner, C. W. Lauritzen

UAES Bulletins

This paper attempts to point out to farmers, agricultural specialists, and others who may be interested, pertinent facts regarding rainfall intensity and other meteorological data that have to do with the wearing down of range and agricultural soils, and to present by means of diagrams illustrations of general relationships between the rate of wearing down of irrigated soils, the size of the irrigation stream and the slope of the eroding surface.

Large streams running down steep slopes, whether from rainfall or from irrigation, constitute a destructive process that cannot be completely controlled. Fortunately, vegetation protects the soil against the destructive …


Bulletin No. 325 - An Economic Study Of Sheep Production In Southwestern Utah, Dee A. Broadbent, George T. Blanch, W. Preston Thomas Aug 1946

Bulletin No. 325 - An Economic Study Of Sheep Production In Southwestern Utah, Dee A. Broadbent, George T. Blanch, W. Preston Thomas

UAES Bulletins

Range sheep production has been one of the major agricultural enterprises in Utah, particularly in the southwestern part of the state, since these areas were first settled. Stock sheep numbers in Utah were about 2,100,000 by 1890, which is approximately the present number in the state. Since 1890 the numbers have fluctuated between 2,000,000 and 2,775,000.

This important industry has, from the time of its introduction, been closely associated with the use of public range lands. The unrestricted grazing of public range lands resulted in damage to a considerable area and was one of the important factors that led to …


Bulletin No. 324 - Some Physical And Chemical Responses Of Agropyron Spicatum To Herbage Removal At Various Seasons, L. A. Stoddart Jun 1946

Bulletin No. 324 - Some Physical And Chemical Responses Of Agropyron Spicatum To Herbage Removal At Various Seasons, L. A. Stoddart

UAES Bulletins

Management of arid western ranges must be based upon the physiology of the individual plants which constitute the range. Too little is known of the ability of range plants to continue normal functioning under stress of grazing. Grazing doubtless has some beneficial influences in arid climates because it reduces transpiring surface. Possibly "pruning" has some stimulating effect, especially upon shrubs, and also, grazing animals plant seeds through trampling action. Despite these possible benefits, both trampling and removal of herbage by grazing must be .regarded as fundamentally detrimental to the welfare of plants, especially in arid climates. Trampling, especially on wet …


Bulletin No. 323 - Migration: A Problem Of Youth In Utah, Joseph A. Geddes May 1946

Bulletin No. 323 - Migration: A Problem Of Youth In Utah, Joseph A. Geddes

UAES Bulletins

Migration has always been a problem of major importance in Utah. During early days migration to the Mormon area was known as the "gathering". The concept was unusual because it included not only the searching out of those believed to be the "honest in heart" from many nations through an extensive missionary system, but also because it possessed an "idealogy" of planned building of what was expected to be superior communities (Zions) to engage the efforts and strivings of such people when brought together. It is in the development of this idealogy--this method of building a superior culture with the …


Bulletin No. 322 - Irrigation Companies In Utah: Their Activities And Needs, Orson W. Israelsen, J. Howard Maughan, George P. South Mar 1946

Bulletin No. 322 - Irrigation Companies In Utah: Their Activities And Needs, Orson W. Israelsen, J. Howard Maughan, George P. South

UAES Bulletins

Utah has approximately 700 irrigation companies having more than 8,750 miles of unlined earth canals, 410 pumping plants, 1,973 diversion dams and nearly 400 storage dams which provide a storage capacity for more than 3,400,000 acre-feet of water. More than 42 million dollars is invested in irrigation works, with at least 1.5 million dollars spent annually for maintenance.

Irrigation companies have the major responsibility for safe maintenance and efficient operation of Utah's dams, canals, spillways, waste-ways, flumes, inverted siphons, head gates and lateral gates--the structures with which irrigation water is stored, diverted, and conveyed to 1.3 million acres of productive …


Bulletin No. 320 - Soil Erosion In Small Irrigation Furrows, Orson W. Israelsen, George D. Clyde, Cyril W. Laurit Jan 1946

Bulletin No. 320 - Soil Erosion In Small Irrigation Furrows, Orson W. Israelsen, George D. Clyde, Cyril W. Laurit

UAES Bulletins

This bulletin reports experimental procedure and data collected in a three-year study of the effect of irrigation furrow slopes and size of streams on the amounts of soil eroded from the furrows. Studies were made in 10 furrows on each of two farm experimental plots, the furrows being in different directions from a central water-stilling basin. The experimental plots were maintained fallow during the season--no crops were grown. Furrow slopes ranged from less than 1 percent to slightly more than 6 percent. Irrigation streams from 5 to 30 gallons per minute at the furrow inlet were measured first by means …


Bulletin No. 321 - Utah Housing In Its Group And Community Aspects, Joseph A. Geddes, Carmen D. Fredrickson Aug 1945

Bulletin No. 321 - Utah Housing In Its Group And Community Aspects, Joseph A. Geddes, Carmen D. Fredrickson

UAES Bulletins

The method employed in this study is to select a comparatively important segment of living--housing--for careful appraisement with the purpose of comparing different groups and localities with respect to it. Comparisons are made (1) between Utah and other states, (2) between counties of Utah, and (3) between four Utah communities. The data include the house, home conveniences, the automobile, the streets ad joining the house, newspapers, magazines, books, and connection with water, sewer, power and telephone lines. The segment is thus not small. The groups are segregated by the vocation, farm and nonfarm, from which the living is made. The …


Bulletin No. 318 - An Economic Analysis Of Turkey Production In Utah, Dee A. Broadbent, W. Preston Thomas, George T. Blanch May 1945

Bulletin No. 318 - An Economic Analysis Of Turkey Production In Utah, Dee A. Broadbent, W. Preston Thomas, George T. Blanch

UAES Bulletins

The production of turkeys for market by farmers in Utah has increased rapidly since 1935, and in 1944 was the highest in the history of the state. Although turkeys are produced on a relatively few farms , the enterprise is an important source of the state's agricultural income. In 1942 and 1943, the cash income from sales of turkeys was almost six million dollars or equivalent to 5 percent of the total cash income of the state.

In addition to the sale of turkeys, this new enterprise supports, fully or in part, other industries of the state. The processing plants, …


Bulletin No. 319 - Cherry Rootstocks, Francis M. Coe May 1945

Bulletin No. 319 - Cherry Rootstocks, Francis M. Coe

UAES Bulletins

This paper reviews the history and status of the cherry rootstocks problem in Utah and the United States and reports 14 years' results from a sweet cherry rootstocks test orchard on open porous soil at Farmington, Utah.

Although a majority of authorities favor or recommend the mazzard root for sweet cherries, the mahaleb is also widely used and preferred by many nurserymen and growers. Many authorities condemn mahaleb stocks as being dwarfing and short lived. Two orchard tests on heavy soils in the Atlantic states decisively favor mazzard.

In the Utah test orchard, the trees on mahaleb proved to be …


Bulletin No. 317 - Range Lands Of Utah County And Their Utilization, L. A. Stoddart Mar 1945

Bulletin No. 317 - Range Lands Of Utah County And Their Utilization, L. A. Stoddart

UAES Bulletins

Utah County, comprising about 1,394,760 acres, lies in the north central part of Utah immediately west of the precipitous Wasatch Mountains. These mountains, which occupy about the eastern half of the county, vary in elevation from 4,700 feet at the bench lands to 9,000 and 10,000 feet. Extreme elevations of 12,000 feet are found on the highest peaks. The western half of the county, although broken by small mountain ranges, is much more level, lower in elevation, and more arid. Whereas the mountainous eastern parts of the county are marked by higher precipitation and, consequently by relatively dense vegetation, mostly …


Bulletin No. 316 - Marketing Fruits And Vegetables In Utah, W. Preston Thomas, George T. Blanch Mar 1945

Bulletin No. 316 - Marketing Fruits And Vegetables In Utah, W. Preston Thomas, George T. Blanch

UAES Bulletins

During the period from 1920 to 1941 the fruit industry in Utah and other areas or the west went through a period of adjustment. Previous to and during World War I, growers received high prices for fruit which resulted in increased production. However, following the sudden drop in prices of 1920, fruit growers had a hard time to market the large tonnage produced. Returns were low. During this period keen competition for the sale of fruits developed between individual growers and various producing areas. Although the problems of adjustment were severe in most fruit areas of the west, the marketing …