作者: conscience 時間: 2025-3-21 20:26
The Effect of Stocking Rate and Size of Animal on Herbage Intake and Animal PerformanceLarge, medium and small cattle (2 of each) grazed together in 4 replications of plots at two stocking rates (48 cattle in all). Feed intake was measured by faecal index methods and contemporary grazing observations were made.作者: NICHE 時間: 2025-3-22 01:39 作者: 難聽的聲音 時間: 2025-3-22 08:03 作者: 提煉 時間: 2025-3-22 09:32 作者: Narcissist 時間: 2025-3-22 14:31 作者: Narcissist 時間: 2025-3-22 18:31
Gerhard Bauer,Robert Stockhammer potential improvement in pasture utilisation compared to grazing. Successful operation of the system is very dependent on the conservation of high yields of high quality forage, and on the availability of suitable buildings and equipment.作者: 使虛弱 時間: 2025-3-23 00:16
Technical and Economic Background to Beef Production in Britainy by arable products (24%) and milk (22%). Sheep, the other grazing livestock, account for just over 4%. In the EEC of 9 the corresponding figures are 15% for beef and 19% for milk while sheep production is of only minor importance.作者: NOT 時間: 2025-3-23 03:22
The Performance of Beef Cows and their Calves at Pastures which influence the performance of beef cows and their calves at pasture are clearly understood. The effects on production of nutrition during both the grazing season and the preceding winter will be discussed.作者: 婚姻生活 時間: 2025-3-23 07:14 作者: canonical 時間: 2025-3-23 12:04
Performance of Bulls and Steers under Similar Feeding and Management Conditionseers slaughtered at the same age, provided they are well fed Their carcasses also give a greater yield of lean meat..Care must be taken to minimise disturbances to their behaviour. Growth promoters may be used to increase the liveweight and carcass gain of steers but may affect their behaviour adversely.作者: DEBT 時間: 2025-3-23 16:30 作者: 厚顏無恥 時間: 2025-3-23 19:56 作者: Orthodontics 時間: 2025-3-23 22:25 作者: 生來 時間: 2025-3-24 03:42 作者: 腐爛 時間: 2025-3-24 09:07
https://doi.org/10.1007/978-3-031-71104-6ad, under a wide range of cost/price structures..This trial is seen as a physical model of one of many possible “all grass” beef systems. A mechanistic model is required to identify the most appropriate system for a specific farm.作者: 供過于求 時間: 2025-3-24 11:42
https://doi.org/10.1007/978-1-4757-5900-6ent reproduction systems (AI, natural service) and with different testing procedures (performance or progeny testing, on farm or in station). Further joint research efforts between countries and disciplines would provide a better definition of such responses in different conditions.作者: VALID 時間: 2025-3-24 18:40 作者: overbearing 時間: 2025-3-24 21:17 作者: Chromatic 時間: 2025-3-25 01:31
Some Considerations on Performance Testing on Pasture for European Beef Breedsent reproduction systems (AI, natural service) and with different testing procedures (performance or progeny testing, on farm or in station). Further joint research efforts between countries and disciplines would provide a better definition of such responses in different conditions.作者: Endemic 時間: 2025-3-25 07:04
Measurement of Grazing Behaviour and Herbage Intake on Two Different Grazing Management Systems for ently the set stocked cattle had a 44% greater grazing energy expenditure than the rotationally grazed cattle. The efficiency of food conversion was greater under rotational grazing as a result of lower maintenance energy requirements.作者: Intersect 時間: 2025-3-25 10:31
https://doi.org/10.1007/978-3-031-70326-3 efficiency with which body reserves were used. Calves gained 1.18 kg/d where cows lost 0.52 kg/d on a ration of silage plus 0.75 kg/d fish meal, compared with a gain of 0.95 kg/d where cows lost 0.59 kg/d on a ration of silage alone.作者: 過分自信 時間: 2025-3-25 12:13 作者: 芳香一點 時間: 2025-3-25 16:52 作者: osculate 時間: 2025-3-25 22:46 作者: single 時間: 2025-3-26 03:19
A Comparison of Progeny Testing of Friesian Bulls Indoors and on Pastureintensity and length of fattening period. Interaction in growth parameters was greater than for carcass conformation. These results indicate that the beef testing on stations should be organised to conform as closely as possible to the average fattening environment on farm.作者: RAFF 時間: 2025-3-26 06:56
Heifer Performance on High Pastures and Digestibility of Pasture Grassf cattle. In particular the chemical composition and nutritive value of a native pasture located on the Prealpine hills in the NE of Italy has been examined. At the same time the effects of rotation vs continuous grazing and of previous experience of heifers to grazing have been studied.作者: 低能兒 時間: 2025-3-26 09:30 作者: inchoate 時間: 2025-3-26 14:10
French Beef Production Systems from Grassland reared principally on grass. Intensively reared young bulls contribute only about 14% of beef produced (Table 1) and one quarter of these are from the beef herd, and use grass during the suckling period. Dry culled cows are also often finished on pasture.作者: nascent 時間: 2025-3-26 20:26 作者: 下船 時間: 2025-3-26 21:49
https://doi.org/10.1007/978-3-031-60188-0cted) during late pregnancy. All cows received silage to appetite during the first 42 (Experiment 1) or 49 days (experiment 2) of lactation and were subsequently grazed together at pasture. Plane of nutrition during late pregnancy affected cow liveweight changes. All cows lost weight during the firs作者: 發(fā)電機 時間: 2025-3-27 03:40
Multimodal Poetics in Contemporary Fictionels of rainfall were less than expected. Areas which were cut mainly for silage had higher levels of production early in the season than areas where grazing and conservation were integrated but thereafter production from silage areas was lower. Areas which were mainly grazed showed much more level s作者: 人類的發(fā)源 時間: 2025-3-27 05:46 作者: promote 時間: 2025-3-27 12:41
https://doi.org/10.1007/978-1-4684-6072-8to 5.6 kg per cow. The effect of concentrates on herbage intake differed significantly between allowances. At the low allowance level and at daily OM concentrate intakes of 0.8, 3.2 and 5.6 kg per cow, daily herbage OM intake was 10.9, 10.6 and 10.4 kg per cow respectively and mean substitution rate作者: Common-Migraine 時間: 2025-3-27 16:54
Summer Grazing and Winter Feeding Studies with Suckler Cowscted) during late pregnancy. All cows received silage to appetite during the first 42 (Experiment 1) or 49 days (experiment 2) of lactation and were subsequently grazed together at pasture. Plane of nutrition during late pregnancy affected cow liveweight changes. All cows lost weight during the firs作者: flammable 時間: 2025-3-27 18:45
Grasp — A Grassland Planning Program for the HP41C Programmable Calculatorels of rainfall were less than expected. Areas which were cut mainly for silage had higher levels of production early in the season than areas where grazing and conservation were integrated but thereafter production from silage areas was lower. Areas which were mainly grazed showed much more level s作者: Iatrogenic 時間: 2025-3-28 00:42
Effect of Grazing Method, Nitrogen Level, Supplementary Feeding and Stocking Rate on the Performance while it dropped by 11% in the latter. In the course of the grazing season it was more difficult to obtain good growth performances in mid-summer and in October shortly before the animals were removed from the pastures.作者: mortgage 時間: 2025-3-28 04:10
Concentrate Supplementation of Grazing Cattleto 5.6 kg per cow. The effect of concentrates on herbage intake differed significantly between allowances. At the low allowance level and at daily OM concentrate intakes of 0.8, 3.2 and 5.6 kg per cow, daily herbage OM intake was 10.9, 10.6 and 10.4 kg per cow respectively and mean substitution rate作者: glacial 時間: 2025-3-28 09:16 作者: 翅膀拍動 時間: 2025-3-28 12:35 作者: 短程旅游 時間: 2025-3-28 15:33
https://doi.org/10.1007/978-3-031-65980-5comes from the dairy herd and one third from the beef cow herd, Most of the steers and heifers, and recently a small proportion of the young bulls are reared principally on grass. Intensively reared young bulls contribute only about 14% of beef produced (Table 1) and one quarter of these are from th作者: nonplus 時間: 2025-3-28 20:28 作者: 增減字母法 時間: 2025-3-29 00:12
https://doi.org/10.1007/978-3-031-70326-3ts. Cows which gained 138 kg at grass between mid-April and the end of August and lost 100 kg over the winter, produced calves which were 28 kg lighter in June than cows which gained 25 kg between April and August and a further 13 kg over the winter. However, because of higher winter feed costs in t作者: induct 時間: 2025-3-29 05:31 作者: frozen-shoulder 時間: 2025-3-29 09:59 作者: 華而不實 時間: 2025-3-29 13:54 作者: 妨礙議事 時間: 2025-3-29 17:34 作者: 泄露 時間: 2025-3-29 21:42 作者: 曲解 時間: 2025-3-30 03:25
https://doi.org/10.1007/978-3-031-69758-6eers slaughtered at the same age, provided they are well fed Their carcasses also give a greater yield of lean meat..Care must be taken to minimise disturbances to their behaviour. Growth promoters may be used to increase the liveweight and carcass gain of steers but may affect their behaviour adver作者: 感情脆弱 時間: 2025-3-30 06:11
Gerhard Bauer,Robert Stockhammer potential improvement in pasture utilisation compared to grazing. Successful operation of the system is very dependent on the conservation of high yields of high quality forage, and on the availability of suitable buildings and equipment.作者: 原始 時間: 2025-3-30 09:47
https://doi.org/10.1007/978-3-476-05247-6ogeny groups with a total of 326 offspring, which were tested simultaneously on the standard short term test and under farming conditions..Significant interactions between testing environment and farm environment have been shown, leading to distinct changes in ranking of the sires tested. The magnit作者: 彎彎曲曲 時間: 2025-3-30 16:00
https://doi.org/10.1007/978-1-4757-5900-6ion systems. Feed intake, earliness of maturity, muscle growth capacity and grazing ability could have been changed by these selections. Since there is enough genetic variability in these traits, improvement of growth capacity on pasture can be achieved by selection as shown by New Zealand results. 作者: Banquet 時間: 2025-3-30 20:22 作者: ADORE 時間: 2025-3-30 21:24 作者: 教育學(xué) 時間: 2025-3-31 04:36
John G. Stevens,Virginia E. Stevensd in a Midas 3 microprocessor. The microprocessor analysis differentiates between jaw movements devoted to prehension and mastication during eating, ruminating and idling, and summates both the jaw movements and time devoted to each action. Preliminary observations suggest that the ratio of time dev作者: 可用 時間: 2025-3-31 06:46
https://doi.org/10.1007/978-1-4684-3156-8ars these areas have been slowly abandoned. Among the possibilities to restore these areas to agriculture, the re-introduction of suckler herds of beef cattle could be of interest. This production system could be advantageous because of the availability of low cost grazing land but most Italian farm作者: 團結(jié) 時間: 2025-3-31 11:14 作者: plasma 時間: 2025-3-31 14:47 作者: 震驚 時間: 2025-3-31 19:36 作者: voluble 時間: 2025-4-1 00:27
Summer Grazing and Winter Feeding Studies with Suckler Cows the high stocking rate had lowest daily gains in all three years. Prior to early August, stocking rate had no effect on calf performance except in year 2 when those at the high stocking rate had lower daily gains. From early August until the end of the grazing season stocking rate significantly aff作者: incite 時間: 2025-4-1 03:54 作者: MIRTH 時間: 2025-4-1 06:10
The Performance of Beef Cows and their Calves at Pastures which influence the performance of beef cows and their calves at pasture are clearly understood. The effects on production of nutrition during both the grazing season and the preceding winter will be discussed.作者: 音的強弱 時間: 2025-4-1 10:24 作者: Largess 時間: 2025-4-1 16:38
The Grassland Requirements of Different Breeds in Beef Production Systems are used. The choice of beef breed varies both in suckler and in dairy herds. Farm recording schemes operated by MLC have shown consistent sire breed effects across different production systems (Allen and Kilkenny, 1980). In general the larger sire breeds produce faster growing progeny which are sl作者: abracadabra 時間: 2025-4-1 21:08
Effect of Grazing Method, Nitrogen Level, Supplementary Feeding and Stocking Rate on the Performanceeau of the Belgian Ardennes. Rotational grazing and set-stocking were compared in association with the following factors: stocking rate, energetic concentrate supplement level and N-fertilizer intensity..As a result of the high stocking rate (3209 kgLW/ha on average) and the excellent individual per
