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Full-Text Articles in Physical Sciences and Mathematics

Wildlife Disease Concerns In Animal Damage Control, Sarah Shapiro Hurley Sep 1989

Wildlife Disease Concerns In Animal Damage Control, Sarah Shapiro Hurley

Wildlife Damage Management Conference

There are many facets to the topic of wildlife disease concerns in animal damage control, but the area that I have chosen to discuss is that of zoonotic disease - diseases which are transmissible in nature between humans and other animals. The list of zoonoses is extensive and in the time available only a few can be reviewed.


The Effectiveness Of Orco Mole Bait In Controlling Mole Damage, Dale K. Elshoff, Glenn R. Dudderar Sep 1989

The Effectiveness Of Orco Mole Bait In Controlling Mole Damage, Dale K. Elshoff, Glenn R. Dudderar

Wildlife Damage Management Conference

The tunneling damage caused by eastern moles (Scalopus aguaticus) and starnosed moles (Condylura cristata) is well known to professionals in lawn care, golfcourse maintenance, and turfgrass production, as well as many private landowners. Present damage control methods, including trapping, gas and smoke fumigants, and insecticide applications have a wide variety of limitations and prove impractical in some situations. An easily applied mole damage control method is needed that professional and nonprofessional applicators can use in a variety of environmental and physical conditions.

This study tested the effectiveness of Orco Mole Bait, a chlorophacinone pellet placed in …


Putting A Top Quality Forage Program Together On Your Farm, Richard Brown Phillips Feb 1989

Putting A Top Quality Forage Program Together On Your Farm, Richard Brown Phillips

Kentucky Alfalfa and Stored Forage Conference

You know most of us here, and I am including myself, really don't have a super talent for predicting the future with a great deal of consistency, however, our interest doesn't have to be in predicting, but rather, just primarily in considering potentials and opportunities in the future. What do you say, let's take a little time to look at some of the opportunities in the forage industry. The nation's No. 1 cash crop.


Sampling And Testing For Quality, Buddy Sims Feb 1989

Sampling And Testing For Quality, Buddy Sims

Kentucky Alfalfa and Stored Forage Conference

The Kentucky Department of Agriculture is preparing to implement a unique and far-reaching program to provide forage producers with a detailed analysis of the quality of hay.

This program was mandated by the Kentucky legislature in 1988 as a means to enhance the marketing of Kentucky hay. A statewide hay testing and marketing program was recommended by a special legislative task force report issued in 1987 and has the endorsement of a number of agricultural organizations, including the University of Kentucky College of Agriculture and Kentucky Farm Bureau.


Marketing Kentucky Hay — A Reality, J. Kenneth Evans Feb 1989

Marketing Kentucky Hay — A Reality, J. Kenneth Evans

Kentucky Alfalfa and Stored Forage Conference

As I write this in early December, Kentucky does not yet have a system for marketing hay. The above title reflects an attitude which positively expects a marketing system to be in place by the 1989 season. Many details of such a system have been discussed, some decisions have already been made and more will be made by the time you read this. Literally hundreds of decisions need to be made before hay is marketed in 1989. since these decisions will be made by a group of people (a producer Board of Directors and the KY Department of Agriculture personnel) …


Equipment And Chemical Advances In Harvesting And Storing Quality Hay, Michael Collins Feb 1989

Equipment And Chemical Advances In Harvesting And Storing Quality Hay, Michael Collins

Kentucky Alfalfa and Stored Forage Conference

In some areas of the country, many producers have gone to silage or haylage for storage of a portion of their forage. However, hay remains the most popular storage method for forage. Hay stores well for long periods and is better suited to cash sale and transportation over substantial distances than silage. Mechanical conditioning, which gained acceptance during the 1950's is probably still the greatest single change in hay harvesting and storage technology during this century. However, a number of other noteworthy changes and innovations have occurred in recent years which have helped to reduce the extent of losses during …


Alfalfa Hay: Quality Makes The Difference, Garry D. Lacefield Feb 1989

Alfalfa Hay: Quality Makes The Difference, Garry D. Lacefield

Kentucky Alfalfa and Stored Forage Conference

Alfalfa "Queen of the Forage Crops" is one of t.he most important forage legumes grown in the U.S. It can be grown over a wide range of soil and climatic conditions, it has the highest yield potential and the highest feeding values of all adapted perennial forage legumes. Alfalfa is a versatile crop which can be used for pasture, hay, silage, green-chop, soil improvements and human consumption (sprouts, etc.).


Foreword [1989], Garry D. Lacefield Feb 1989

Foreword [1989], Garry D. Lacefield

Kentucky Alfalfa and Stored Forage Conference

This is the front matter of the proceedings.


Evaluating Hay Quality, William C. Templeton Jr. Feb 1988

Evaluating Hay Quality, William C. Templeton Jr.

Kentucky Alfalfa and Stored Forage Conference

One of the frustrations to nutritionists interested in the feeding value of roughage has been that with all their book knowledge and technical aids no dependable scheme they could devise would consistently rank forages in feeding value, while the dumb ruminant animal could unerringly detect differences in their nutritive values.
-E. W. Crampton, 1965


Alfalfa Yield, Quality And Persistence, Michael Collins Feb 1988

Alfalfa Yield, Quality And Persistence, Michael Collins

Kentucky Alfalfa and Stored Forage Conference

Alfalfa management in complex because it requires the simultaneous consideration of factors that affect the yield of the crop, forage quality for ruminants and the persistence of the stand. Considerable research has demonstrated the importance of agronomic factors such as soil pH, drainage and soil fertility in successful alfalfa production. Beyond soil factors and cultivar selection, selection of harvest date is one the most important management factors that influence yield, quality and stand persistence.


The Alfalfa Plant's Reaction To Grazing, Paul Deaton Feb 1988

The Alfalfa Plant's Reaction To Grazing, Paul Deaton

Kentucky Alfalfa and Stored Forage Conference

Will the alfalfa plan survive grazing intensively by cattle? This question is asked most frequently these days.

Let's review the parts of an alfalfa plant to begin this discussion. Those parts are: Roots, crown and top growth. Alfalfa has a tap root which is used to store nutrient reserves for survival. It's ability to store these reserves and pull from them during times of stress (drought, cutting, etc.) makes it a very hardy plant.


Grazing Alfalfa — A Reality, John H. Wilson Feb 1988

Grazing Alfalfa — A Reality, John H. Wilson

Kentucky Alfalfa and Stored Forage Conference

Alfalfa offers an excellent opportunity to beef producers for receiving excellent performance. Exciting results have been seen for the past two years on the Thomas Farm (Registered Polled Hereford). A total of 1063 pounds of beef per acre produced this year, with similar results seen in 1986 - a total of 874 pounds of beef produced in 1986.


Weed Control In Alfalfa, Jonathan D. Green Feb 1988

Weed Control In Alfalfa, Jonathan D. Green

Kentucky Alfalfa and Stored Forage Conference

Since weeds which infest forages are harvested along with the alfalfa crop, total dry matter production does not necessarily increase with good weed control. However, controlling weeds which invade alfalfa improve the forage quality. In addition, maintaining good weed control may also prolong the productive life of the alfalfa stand.

If managed properly, established alfalfa stands can effectively prevent many annual and perennial weeds from becoming a major problem. Maintaining proper soil fertility, soil pH, and good soil drainage are some practices which help keep the alfalfa competitive against invading weeds. Other factors which put alfalfa under stress, such as …


Blister Beetles In Alfalfa, C. M. Christensen, Lee H. Townsend Feb 1988

Blister Beetles In Alfalfa, C. M. Christensen, Lee H. Townsend

Kentucky Alfalfa and Stored Forage Conference

Blister beetles are Iong cylindrical beetles that may be black, gray, yellow and brown striped, black with gray margins on the wing covers or black with a red head. These insects are usually found feeding in clusters on alfalfa. They can cause severe sickness and sometimes death when livestock especially horses eat the live or dead beetles. They are usually not found in alfalfa in mid-July and early August which translates to the third or fourth cutting. Blister beetles (black ones, gray margined ones, and yellow striped ones) were collected in very noticeable numbers in several central Kentucky alfalfa fields …


Alfalfa Establishment, Garry D. Lacefield Feb 1988

Alfalfa Establishment, Garry D. Lacefield

Kentucky Alfalfa and Stored Forage Conference

Alfalfa "Queen of the Forage Crops" is the most important forage legume grown in the United States. It is grown over a wide range of soil and climatic conditions. Alfalfa has the highest yield potential and the highest feeding value of all adapted perennial forage legumes. It is a versatile crop which can be used for pasture, hay, silage, green-chop, soil improvements and soil conservation. As a result. of this crops many merits; especially yield, quality and versatile use, it can be used successfully in many animal feeding programs.


Soil And Fertility Considerations For Growing Alfalfa, Monroe Rasnake Feb 1988

Soil And Fertility Considerations For Growing Alfalfa, Monroe Rasnake

Kentucky Alfalfa and Stored Forage Conference

Alfalfa is a widely adapted crop which is grown across the United states and in many other counties. However, it is very sensitive to many soil and fertility factors which can limit its productivity. It is important to understand these factors in order to be a successful alfalfa producer.


Foreword [1988], Garry D. Lacefield Feb 1988

Foreword [1988], Garry D. Lacefield

Kentucky Alfalfa and Stored Forage Conference

This is the front matter of the proceedings.


Great-Tailed Grackle Predation On South Texas Citrus: (Identifying A Unique Problem), John Hobbs, Fred G. Leon Iii Oct 1987

Great-Tailed Grackle Predation On South Texas Citrus: (Identifying A Unique Problem), John Hobbs, Fred G. Leon Iii

Wildlife Damage Management Conference

The December 1983 freeze inflicted tremendous damage to the South Texas citrus groves and reduced tree numbers by approximately fifty percent. Additionally, it is believed that Great-tailed grackle (Quiscalus mexicanus) populations have increased over the past few years. With decreased citrus acreage and increased grackle numbers, the severe negative effects are economically significant to the Texas citrus industry.

Grackle damage to grapefruit and oranges differs in type and economic importance. The first is "cosmetic" in nature, small pecks or scratches on the fruit skin, and downgrades the fruit, reducing its value. The second is actual crop loss due …


Marketing Quality Alfalfa Hay, Garry D. Lacefield Feb 1987

Marketing Quality Alfalfa Hay, Garry D. Lacefield

Kentucky Alfalfa and Stored Forage Conference

Alfalfa hay is a potentially marketable-profitable product if--if quality is satisfactory to meet buyer's needs, if it is packaged such that it meets buyer's feeding program and can be transported efficiently, if in sufficient quantity, if storage site is accessible by truck or trailer, and if it is competitively priced. Meeting these minimum criteria only means the hay is potentially marketable; only after it has been sold does it become potentially profitable.


Feeding Alfalfa To South Carolina Dairy Herds, Fred E. Pardue, Terry Sudduth Feb 1987

Feeding Alfalfa To South Carolina Dairy Herds, Fred E. Pardue, Terry Sudduth

Kentucky Alfalfa and Stored Forage Conference

The nutritional value of alfalfa hay is important if it is to be used competitively with other feedstuffs in rations being fed to South Carolina Dairy Herds. Excellent quality hay has high nutrient concentration, digestibility and intake. The appearance of good physical characteristics of alfalfa hay as well as other hays and forages along with the knowledge of harvest dates, stages of maturity, and other conditions are not enough and can be deceiving. Therefore, forage testing is crucial and very important.


Marketing Kentucky Hay — An Update, J. Kenneth Evans Feb 1987

Marketing Kentucky Hay — An Update, J. Kenneth Evans

Kentucky Alfalfa and Stored Forage Conference

Based on soil capabilities, Kentucky could grow 2-million acres of alfalfa while increasing the acreage of corn and soybeans. Even more than 2-million acres could be grown if Kentucky grown alfalfa should show market demands making it economically competitive with corn and soybeans. Marketing is the key to developing demand which could make hay a $1-billion Kentucky crop.

Many of you have heard or read my comments on marketing hay. In this presentation, I will present a brief review of what I have previously said and then bring you up to date on hay marketing activities since the alfalfa conference …


Evaluating Alfalfa Grazing — Dollars And Cents, Robert N. Barnes Feb 1987

Evaluating Alfalfa Grazing — Dollars And Cents, Robert N. Barnes

Kentucky Alfalfa and Stored Forage Conference

Returns on many Kentucky farms are declining due to reduced tobacco and feedgrain income. This fact, coupled with traditionally low (or negative) returns from typical cow/calf beef enterprises, has been associated with interest in alternative crop and livestock production systems. Alfalfa produced as a cash crop is increasing and many farmers are realizing substantial returns. In the Central Kentucky Area, many farmers have been stimulated to produce alfalfa since demand for high quality hay by horse farms has been strong. As interest in alfalfa is renewed, other farms have begun to introduce intensive or controlled grazing techniques in order to …


Grazing Options In Alfalfa Utilization, Paul D. Deaton Feb 1987

Grazing Options In Alfalfa Utilization, Paul D. Deaton

Kentucky Alfalfa and Stored Forage Conference

Objective

  1. The pure alfalfa stand would not be damaged during the grazing period.
  2. For steers - animal performance while on the alfalfa was more important than pounds of beef produced per acre.
  3. For cow/calf - animal density high enough to remove green leaf area in maximum of 5 days.
  4. Initiate the demonstration with a minimal out-of-pocket cost for fence, water system, etc.
  5. Minimize the occurrence of bloat where possible.


Comparison Of Electrical Moisture Meters For Baled Alfalfa Hay, W. H. Henson Jr., G. M. Turner, Michael Collins, O. J. Yeoman Feb 1987

Comparison Of Electrical Moisture Meters For Baled Alfalfa Hay, W. H. Henson Jr., G. M. Turner, Michael Collins, O. J. Yeoman

Kentucky Alfalfa and Stored Forage Conference

A primary concern in producing quality alfalfa hay is moisture measurement. Some precision in moisture measurement is required since hay can be too wet, leading to dry matter and quality loss through mold; it can be too dry, leading to shatter loss during baling, handling and storage.

Moisture measurement in hay can take many forms. One form of subjective (personal judgment) evaluation is brittleness of leaves and stems in the windrow or bale. Typical objective methods consist of electric meters with calibration curves and oven drying.


Advances In Alfalfa Weed Control, James R. Martin Feb 1987

Advances In Alfalfa Weed Control, James R. Martin

Kentucky Alfalfa and Stored Forage Conference

The most significant advances in weed control in alfalfa have originated from developments in herbicide technology, This method of weed control began over 20 years ago when such herbicides as EPTC and 2,4-DB were being used by alfalfa farmers. Since then, more than twelve herbicides have been added to the list of products recommended for weed control in alfalfa. (For specific recommendations, see Extension publication "Chemical Control of Weeds in Kentucky Farm Crops", AGR-6).


Influence Of Potato Leafhopper On Alfalfa Yield And Quality, C. M. Christensen Feb 1987

Influence Of Potato Leafhopper On Alfalfa Yield And Quality, C. M. Christensen

Kentucky Alfalfa and Stored Forage Conference

The potato leafhopper has the distinction of being one of the native insects that can have a very major impact on the production characteristics of alfalfa. This insect is very definitely the second most important pest of this crop, with the alfalfa weevil, an imported insect, holding the distinction of being the most damaging. These tiny insects (full grown potato leafhoppers are 1/8 inch long) have a very definite impact on alfalfa but their damage is very insidious and hard to recognize.


Quality Seed Production And Use, Garry D. Lacefield Feb 1987

Quality Seed Production And Use, Garry D. Lacefield

Kentucky Alfalfa and Stored Forage Conference

Quality seed is an important consideration and investment in an efficient alfalfa program. Farmers who depend on alfalfa need to be certain that the seed they purchase is of high quality. High quality seed means it must be free of noxious weeds, have a purity of 99.5 percent, a germination of approximately 90 percent or higher and be seed that is true to the variety stated.


Effects Of Soils And Fertility On Alfalfa Production, Monroe Rasnake Feb 1987

Effects Of Soils And Fertility On Alfalfa Production, Monroe Rasnake

Kentucky Alfalfa and Stored Forage Conference

Alfalfa can be grown anywhere in Kentucky and on a wide range of soil types. This statement seems to contrast with what we are accustomed to hearing in regard to alfalfa. The usual statement is: "Alfalfa requires a deep, well drained and highly fertile soil . . .". Actually, the two statements are not conflicting. They just represent the plant-soil interactions. The first looks at what is possible while the other is concerned with the ideal situation. In order to understand these different perspectives, we need to consider how soil characteristics affect the alfalfa plant.


Foreword [1987], Garry D. Lacefield Feb 1987

Foreword [1987], Garry D. Lacefield

Kentucky Alfalfa and Stored Forage Conference

This is the front matter of the proceedings.


Marketing Kentucky Hay, J. Kenneth Evans Feb 1986

Marketing Kentucky Hay, J. Kenneth Evans

Kentucky Alfalfa and Stored Forage Conference

That more income is needed by Kentucky farmers is a well established and accepted fact. Although, the tobacco program appears to be yet viable, we have long needed to supplement the tobacco income with income from the remainder of the farm. I think this audience is also well aware of the potential· for producing hay in Kentucky, particularly alfalfa. Estimates in the University of Kentucky potential study indicate that we could have in this state two million acres of alfalfa with a projected potential income of a billion dollars a year generated for our farmers.

This potential income should not …