【正文】 2024年10月21日星期一9時50分53秒Monday, October 21, 2024 相信相信得力量。下午9時50分53秒下午9時50分21:50:5324.10.21 一馬當先，全員舉績，梅開二度，業(yè)績保底。2024年10月下午9時50分24.10.2121:50October 21, 2024 作業(yè)標準記得牢，駕輕就熟除煩惱。2024年10月21日下午9時50分24.10.2124.10.21 追求至善憑技術開拓市場，憑管理增創(chuàng)效益，憑服務樹立形象。21:50:5321:50:5321:50Monday, October 21, 2024 安全在于心細，事故出在麻痹。21:50:5321:50:5321:5010/21/2024 9:50:53 PM 安全象只弓，不拉它就松，要想保安全，常把弓弦繃。24.10.212024年10月21日星期一9時50分53秒24.10.21,謝謝大家！,樹立質量法制觀念、提高全員質量意識。24.10.2124.10.2121:5021:50:5321:50:53Oct24 牢記安全之責，善謀安全之策，力務安全之實。2024年10月21日星期一9時50分53秒21:50:5321 October 2024 好的事情馬上就會到來，一切都是最好的安排。2024年10月21日星期一下午9時50分53秒21:50:5324.10.21 嚴格把控質量關，讓生產更加有保障。24.10.2124.10.2121:50:5321:50:53October 21, 2024 踏實肯干，努力奮斗。24.10.2121:50:5321:50Oct2421Oct24 加強交通建設管理，確保工程建設質量。24.10.2124.10.21Monday, October 21, 2024 人生得意須盡歡，莫使金樽空對月。HCl, Thr, Met 0.61 0.62 0.64 0.65 0.68 Vit, Tmin premix 0.4 0.4 0.4 0.4 0.4 Mecadox2.5 1.0 1.0 1.0 1.0 1.0 ZnO CuSO4 0.1 0.1 0.1 0.1 0.1,Phase 4 Common Diet 第4階段共同日糧,% Corn 56.9 Soybean meal, dehulled 35.0 Dried whey Dairylac 80 Fish meal, select Spraydried plasma Choice white grease 3.0 Dical phos, Limestone, Salt 3.0 Lys 80 乳寶80的成分分析,% Dry matter 干物質 96.0 Lactose 乳糖 79.3 Protein 蛋白 4.6 Lysine 賴氨酸 0.15 Fat 脂肪 0.46 Fiber 纖維 0.12 Ash 灰分 9.84 Ca 鈣 0.52 P 磷 0.63 NaCl 氯化鈉 3.00,Phase 1 and 2 – Common Diets 第1和第2階段的共同日糧,Phase 1 (%) Phase 2 (%) Corn 37.6 42.0 Soybean meal, dehulled 18.0 22.0 Dried whey 20.0 10.0 Dairylac 80 7.5 10.0 Fish meal, select 6.0 7.5 Spraydried plasma 5.0 2.5 Choice white grease 3.0 3.0 Dical phos, Limestone, Salt 0.85 0.76 Lys 130 pigs weaned at 14 days.,Levels of Dried Whey for Weanling Pigs 不同水平的日糧乳清粉對斷奶仔豬的影響,Ohio State University (1992)俄漢俄州立大學 (1992) 4wk test, 130 pigs weaned at 2 wk,Levels of Dried Whey for Weanling Pigs 不同水平的日糧乳清粉對斷奶仔豬的影響,Kansas State University (1981) 堪薩斯州立大學(1981) 35d test, 100 pigs weaned at 19 d,Daily gain, kg,Levels of Lactose for Weanling Pigs for 14 Days Postweaning 在斷奶14天內日糧中的乳糖水平,Mahan et al. (2004) Ohio State University 俄漢俄州立大學MAHAN博士等(2004) 240 pigs weaned at 19 days,Levels of Lactose for Weanling Pigs from 7 to 21 Days Postweaning 在斷奶7到21天內日糧中的乳糖水平,Mahan et al. (2004) Ohio State University 330 pigs weaned at 19 days,Objectives 目的,To assess the efficacy of lactose in the diet during the mid nursery phase – 2 to 4 weeks postweaning.評價在保育中期,斷奶后的2到4周飼喂乳糖的效果. To determine the level of lactose that gives the maximum response.決定日糧中的最佳乳糖水平. To determine if the benefits of lactose are maintained following elimination of lactose from the diet.決定是否乳糖的效益能夠在以后飼喂不含乳糖日糧階段中保持下來.,Experimental Procedures 試驗方法,Collaborative study at 3 stations (KY, MO, and OH)在肯塔基,密蘇里,俄漢俄3所大學的試驗站同時進行. 1,320 pigs in the study 試驗中共使用1320頭豬 Pigs weaned at 15 to 20 d (6.2 kg) 仔豬在15到20日齡斷奶,體重6.2公斤 Allotted by weight and gender to 5 dietary treatments 根據體重和性別將仔豬分配到5個不同的日糧處理. 120 pens, 24 reps of 5 or 23 pigs/pen 120欄豬,每欄5到23頭,每個處理24個重復. Four phases – experimental diets during phase 3.日糧分為四個階段,第三階段日糧為試驗日糧. Length of experiment: 35 to 42 d 試驗日糧從35日齡飼喂到42日齡. Conventional nursery pens with slotted floors. 試驗在常規(guī),具有條縫地板的保育欄進行.,Experimental Procedures 試驗方法,肯塔基KY 密蘇里MO 俄漢俄OH No. reps/treatment 8 8 8 Pigs/pen 5 23 5 Avg initial age, d 19.0 17.5 18.0 Avg initial weight, kg 6.8 5.9 5.8 Avg days on test 35 42 40 Avg final weight, kg 25.7 23.9 26.4 Floor space/pig, m2 0.28 0.17 0.30,Treatments 日糧處理,Week 1 (Phase 1) – Common diet – 20% lactose Week 2 (Phase 2) – Common diet – 15% lactose Week 3 (Phase 3) – 0, 2.5, 5, 7.5, 10% lactose Week 4 Week 5 (Phase 4) – Common diet – no lactose Week 6,Source of Lactose 乳糖來源,Dairylac174。 84 pigs weaned at 28 days。 180 pigs weaned at 28 days。 252 pigs weaned at 28 days。 108 pigs weaned at 28 days。 480 pigs weaned at 28 days。乳糖和乳制品在斷奶仔豬飼料中的應用Lactose and Milk Products for Newly Weaned Pigs,Challenges Faced by EarlyWeaned Pigs早期斷奶仔豬所面臨的挑戰(zhàn) From liquid to dry diet 從液體母乳到固體飼料的轉變 Strange environment 陌生的環(huán)境變化 Immature digestive system 發(fā)育不全的消化系統(tǒng) Poor immune status 不完善的免疫機制,Immunity in Young Pigs 幼齡豬免疫力的變化,Digestive Enzyme Development in Young Pigs 幼齡豬消化酶的發(fā)育和變化,What Kind of Diet is Needed by Newly Weaned Pigs? 斷奶仔豬需要什么類型的日糧?,Palatable 適口性好 Readily digestible protein source 易消化的蛋白質來源 Excellent profile of amino acids 理想的氨基酸組成 Readily digestible carbohydrate source (lactose) 易消化的碳水化合物來源(乳糖),Background 研究背景,Dried milk