Last edited by Bajora
Sunday, August 2, 2020 | History

3 edition of Experiments in the feeding of steers found in the catalog.

Experiments in the feeding of steers

by Robertson, James W.

  • 212 Want to read
  • 16 Currently reading

Published by Dept. of Agriculture in [Ottawa? .
Written in English

    Subjects:
  • Cattle -- Canada -- Feeding and Feeds.

  • Edition Notes

    Statementby James W. Robertson.
    SeriesCIHM/ICMH Microfiche series = CIHM/ICMH collection de microfiches -- no 93274
    The Physical Object
    FormatMicroform
    Pagination1 microfiche (12 fr.)
    Number of Pages12
    ID Numbers
    Open LibraryOL17435735M
    ISBN 10066593274X

    feed price may all dictate type and quantity of ingre-dients and affect how protein feeding decisions are made. If a feed is high in UIP, this does not neces-sarily mean that DIP needs will not be met. Cattle are capable of cycling nitrogen from protein metabo-lism to the rumen, which can be used by the rumen microbes. Get this from a library! Experiment station work, LXVIII: the feeding of a grand champion steer, the utilization of dairy byproducts as food. [United States. Office of Experiment Stations.;].

      Michael Pollan cover story on how he, wanting to learn how meat industry really works, bought a calf in Poky Feeders, Kansas, and followed progress of his calf, known as No. , as he developed. EW steers and they had lower acetate clearance rates and greater synthesis rates. The objectives of second study were to assess the effects of early grain feeding on acetate and glucose turnover rates, palmitate synthesis, and on acetate and glucose preference by subcutaneous, intramuscular and visceral adipose tissues in finishing steers.

    Supplemental feeding and complete feeding programs must be designed to meet the nutrient needs of beef cattle and at the same time make the most of the available feed resources. Nutri-ent requirements of cattle change with age, stage of production, sex, breed, environmental conditions and basal diet quality and amount. cattle supply climate, this is further complicated by dynamic changes in feedlot cattle youth at entry, an increase in feedlot disease challenge and high costs of feed inputs. Therefore, the need to assure cattle marbling within an extreme cost equation has been unprecedented in Australian cattle feeding history.


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Experiments in the feeding of steers by Robertson, James W. Download PDF EPUB FB2

Feed efficiency is not statistically different among treatment in both experiments, namely, and kg dry matter/kg ADG in the first experiment, and,and dry matter/kg ADG in the second experiment.

FH bulls show higher efficiency of % while ACC bulls is only %. Beef Cattle Feeding and Nutrition is the third in a series of books on animal feeding and nutrition. These books are designed to keep readers abreast of the rapid developments in feeding and nutrition.

These developments have resulted in changes in diets, the use of new feed processing methods, improved use of by-product feeds, and more.

In Trial 1, Angus x Simmental crossbred steers (initial BW +/- kg) were used in a completely randomized design experiment to determine the effects of intake restriction and programmed gain on cattle performance and carcass composition and characteristics. Five feeding systems were tested.

By feeding the leguminous hays better gains were made than with silage alone, but not as cheap gains. At the end of the 91 days of preliminary feeding period, steers that received silage alone were in better condition than any of the lots receiving corn silage and hay.

This was probably caused by the additional corn received in the ration. : J.W. Wilson. Choice feeding experiments employing alternative monoculture pastures need a long preparation time because the pastures often have to be sown 1 year (Chapman et al.,Parsons et al., Experiments in the feeding of steers book to 3 years (Harvey et al.,Phillips and James, ) in advance of the experiment in order to achieve steady pasture conditions.

Existing pastures Cited by: 2. feed intake—about pounds daily, and 3. feed conversion—about up to 1, pounds Above 1, pounds of live weight, feed conversion for Holstein steers is much higher (less efficient).

Dressing percentage is generally percent lower for Holsteins compared with beef breeds. At a constant. Bovatec® are feed additives that change rumen fermentation and improve the feed conversions of feedlot cattle by approximately 8 to 10 percent.

Both are effective for steers and heifers fed growing or finishing rations. They give some protection against acidosis and founder when cattle are fed high-grain rations.

Cattle may seem like a simultaneously mundane and esoteric topic, but when I was researching for this list, I found it eye opening to consider how each of these issues is a commentary on us as humans.

I recently read a book called Cow: A Bovine Biography by Florian Werner (translated from German by Doris Ecker), which shows how the symbiotic relationship between cattle.

and processed as DRC at time of feeding. Cattle were limit fed a diet at 2% of BW for 5 d prior to the start of the experiment.

Two-day initial weights were recorded on d 0 and 1 which were averaged and used as the initial BW. &e steers were blocked by. own feeder cattle. Summary Mixed small and medium-frame Angus steer and heifer calves (n = ) were used in a three-year winter feeding study to evaluate finishing beef cattle on self-fed (SF) rations as a low-overhead option, compared with totally mixed rations (TMR) bunk fed daily.

Animals were blocked by sex and randomly allot. Feeds and Feeding: A Hand-book for the Student and Stockman acre addition alfalfa hay allowance amount animals average barley beet better body breeds calves carbohydrates carry cattle clover hay compared concentrates condition consumed containing corn meal corn silage cost cottonseed meal cows crop crude protein daily The experiment Reviews: 1.

The LWGs of Brahman steers, initial mean weight kg, for the first 80 days of the feeding period were, and kg/day respectively. The gains of the steers fed the 45% molasses diet were significantly (P. This new edition of T.W. Perry's classic reference provides both updated, and new information on the feeding and nutritional requirements of beef cattle, from breeding [or growing] to finishing.

All the critical components of diet are dealt with: vitamins, minerals, protein, silage, etc. The different nutritional needs of breeding cattle are also detailed.

These factors include, class of cattle fed, amount of feed fed, range or pasture conditions, DDGS fed in piles versus fed in a line, etcetera.

The DDGS loss when cattle were fed on the ground in this experiment was signficant and likely due in part to. of feed in the morning and the other half in the evening. During particularly hot weather, cattle may not feel like eating much during the day. The daily feed allotment can be changed to approximately 40% of the feed fed in the morning and 60% in the evening if daytime feed.

Nutrient Requirements of Beef Cattle expounds on the effects of beef cattle body condition on the state of compensatory growth, takes an in-depth look at the variations in cattle type, and documents the important effects of the environment and stress on food intake.

This volume also uses new data on the development of a fetus during pregnancy. Additional Physical Format: Online version: Quesenberry, J.R. (James Richard), Steer-feeding experiments in the sugar-cane belt.

Washington, D.C.: U.S. Dept. This bulletin includes the results of two experiments in feeding cattle as follows: Part I Sunflower Silage for Steers. Part II Corn Smut Silage for Pregnant Cows. Keywords. Sunflower silage, corn silage, cattle nutrition, corn smut, livestock feed.

Pages. breeding experiments with English Longhorn cattle in The cattle of that day were extremely large-framed, late-maturing animals that were flat-muscled and when finished for market were very rough and patchy in their fat covering over the top, rump, and upper ribs.

Finished steers weighed as much as lbs or more. Books, bulletins and feeding experiments are of value to the man who has had actual ex­ 1,pound steer. These are minimum requirements; probably about five times as much would be required for lactating animals or for animals during gestation.*.

Eight feeding experiments (4 on pasture and indoors each) with growing cattle were carried out in order to measure the influence of a monensin device on daily weight gain. The monensin device effected on the average 7 g (%) and 37 g (%) higher daily weight gain on pasture and indoors resp.

.Feeding Your Steer Feed, hay, and water can be provided by self-feeders and automatic waterers, or you can use feed pans or tubs to feed grain and a deep tub or bucket in the corner of the pen for water.

You can also feed grain from a tray mounted on the side of the pen. Provide 20 to 24 inches of feeder space.feed and develop animals for market or for commercial cow-calf pro-duction. These projects place more emphasis on feed costs, average daily gains, feed conversions, and management strategies such as dehorning, castration and vaccination.

Participants often must keep a detailed record book and undergo an interview to complete the project.