CN112369366B - 一种提高霍寿黑猪仔猪初生重的育种方法 - Google Patents
一种提高霍寿黑猪仔猪初生重的育种方法 Download PDFInfo
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- CN112369366B CN112369366B CN202011220359.1A CN202011220359A CN112369366B CN 112369366 B CN112369366 B CN 112369366B CN 202011220359 A CN202011220359 A CN 202011220359A CN 112369366 B CN112369366 B CN 112369366B
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Abstract
本发明公开一种提高霍寿黑猪仔猪初生重的育种方法,包括:选择6月龄健康种公猪,采用种公猪专用饲料进行饲喂,日投喂量为2.5‑3kg,自由饮水;每天采用清水冲洗种公猪猪舍,每2‑3天喷洒一次复合消毒杀菌剂;选择6月龄健康母猪,采用母猪专用饲料进行饲喂,日投喂量为2.5‑3kg,自由饮水;每天采用清水冲洗母猪猪舍,每2‑3天喷洒一次复合消毒杀菌剂;自配种前10‑15天开始,每天餐后10‑20min,对母猪的猪背与乳房周围进行抚摸,每头母猪的抚摸时间为4‑8min;当母猪背膘厚度达到20‑21mm时开始配种,配种时间为3‑4天,配种次数为2‑4次;配种完成后继续抚摸40‑50天,母猪不适应则及时停止。
Description
技术领域
本发明涉及霍寿黑猪育种技术领域,尤其涉及一种提高霍寿黑猪仔猪初生重的育种方法。
背景技术
霍寿黑猪,其体型中等,体驱较长,体质健壮,耳大下垂,特别适应大别山的山地环境,猪肉肉质细腻,吃起来非常香,品质好。随着现代养猪业已形成规模化养殖,霍寿黑猪仔猪的初生重对养殖的经济效益愈发重要,当前养猪业愈来愈重视提高仔猪的初生重来提高养殖业的经济效益,现各养殖场仔猪普遍表现为初生重小,养殖效益低,严重制约着养猪业的发展。
目前为了提高黑猪仔猪的初生重,常通过改善猪饲料营养对猪的繁殖性能和生产性能进行调控,如何对母猪与种公猪育种调控来提高胎儿发育水平和健康状况,从而有效提高初生仔猪的初生重与成活率,从而有效提高初生仔猪的生命力,成为目前需要解决的技术问题。
发明内容
基于背景技术存在的技术问题,本发明提出了一种提高霍寿黑猪仔猪初生重的育种方法。
一种提高霍寿黑猪仔猪初生重的育种方法,包括如下步骤:
S1、选择6月龄健康种公猪,采用种公猪专用饲料进行饲喂,日投喂量为2.5-3kg,自由饮水;每天采用清水冲洗种公猪猪舍,每2-3天喷洒一次复合消毒杀菌剂;
种公猪专用饲料的原料包括:膨化甘薯干粉、去皮膨化全脂大豆、膨化花生粕、蚕豆蛋白粉、鱼粉、膨化血粉、酪蛋白、乳糖、复合消毒杀菌剂、鱼油、发酵菌制剂、氯化胆碱、复合氨基酸、腐质酸钠、果寡糖、碳酸钙、甜菜碱、富硒酵母;
S2、选择6月龄健康母猪,采用母猪专用饲料进行饲喂,日投喂量为2.5-3kg,自由饮水;每天采用清水冲洗母猪猪舍,每2-3天喷洒一次复合消毒杀菌剂;
母猪专用饲料的原料包括:玉米、小麦麸、发酵酒糟、复合消毒杀菌剂、磷酸氢钙、食盐、赖氨酸、精氨酸、吡啶羧酸铬、氯化胆碱、微量元素预混料、维生素预混料、沸石、复合菌制剂;
S3、自配种前10-15天开始,每天餐后10-20min,对母猪的猪背与乳房周围进行抚摸,每头母猪的抚摸时间为4-8min;当母猪背膘厚度达到20-21mm时开始配种,配种时间为3-4天,配种次数为2-4次;配种完成后继续抚摸40-50天,母猪不适应则及时停止。
优选地,S1中,种公猪猪舍内安装有5-10w白炽灯管,每天晚上6点开启到次日凌晨3点关闭;种公猪猪舍两侧安装有排气式通风扇,每天至少通风15h。
优选地,S1中,种公猪专用饲料的原料按重量份包括:膨化甘薯干粉40-60份,去皮膨化全脂大豆30-40份,膨化花生粕10-18份,蚕豆蛋白粉4-10份,鱼粉5-10份,膨化血粉2-6份,酪蛋白1-4份,乳糖1-3份,复合消毒杀菌剂1-5份,鱼油1-2份,发酵菌制剂0.2-0.6份,氯化胆碱1-2份,复合氨基酸0.24-0.5份,腐质酸钠1-2份,果寡糖0.1-0.5份,碳酸钙1-2份,甜菜碱1-2份,富硒酵母0.5-1.5份。
优选地,S1中,复合氨基酸由赖氨酸、色氨酸、苏氨酸按质量比为1-2:1-2:0.4-1。
优选地,S1中,发酵菌制剂中活菌总数为120-140亿个/g,其包括:产朊假丝酵母、枯草芽孢杆菌、乳酸乳杆菌、沼泽红假单胞菌;其中产朊假丝酵母、枯草芽孢杆菌、乳酸乳杆菌、沼泽红假单胞菌的活菌数量比为10:2-4:1-3:1-2。
优选地,S2中,母猪猪舍内安装有6-12w白炽灯管,每天晚上6点开启到次日凌晨1点关闭;母猪猪舍两侧安装有排气式通风扇,每天至少通风10h。
优选地,S2中,母猪专用饲料的原料按重量份包括:玉米50-80份,小麦麸15-25份,发酵酒糟10-20份,复合消毒杀菌剂1-5份,磷酸氢钙1-2份,食盐1-2份,赖氨酸0.1-0.12份,精氨酸0.1-0.2份,吡啶羧酸铬0.02-0.1份,氯化胆碱0.5-1.2份,微量元素预混料0.1-0.2份,维生素预混料0.2-0.6份,沸石1-2份,复合菌制剂0.1-0.4份。
优选地,S2中,复合菌制剂中活菌总数为150-200亿个/g,其包括产朊假丝酵母、枯草芽孢杆菌、纳豆芽孢杆菌、乳酸乳杆菌、醋酸杆菌;产朊假丝酵母、枯草芽孢杆菌、纳豆芽孢杆菌、乳酸乳杆菌、醋酸杆菌的活菌数量比为1:2-4:1-2:1-2:1-2。
优选地,上述复合消毒杀菌剂采用如下步骤制得:将竹粉浸没至质量分数为70-80%的乙醇水溶液中静置5-10h,升温至60-70℃,继续静置2-6h,过滤,干燥至含水量为20-30wt%,200-240℃真空炭化15-30min,降至室温,加入卵磷脂混合均匀,研磨4-6min,研磨压力为1.2-1.6kPa,研磨速度为10000-12000r/min,加入至中药滤液中,80-100℃搅拌2-4h,降至室温,得到复合消毒杀菌剂。
优选地,复合消毒杀菌剂的制作工艺中,竹粉、卵磷脂、中药滤液的质量比为4-6:1-2:20-30。
优选地,中药滤液的含水量为70-76wt%;中药滤液由苍耳子、白芷、黄芩、柴胡、细辛、黄柏、桔梗、茯苓进行煎煮得到。
本发明的技术效果如下所示:
本发明可有效解决霍寿黑猪仔猪初生重低的问题,而且能使母猪产仔数量大,产活仔率高,经济效益好。
本发明改进传统育种方法,根据种公猪与母猪的生长特点,施喂营养配比合理的饲料,以降低养殖成本,提高养殖效益,其中种公猪在育种过程中科学管理,可有效避免种公猪出现精液量少,精子活力低的问题;母猪饲料可有效改善母猪发情率,提高排卵率与抗应激能力。而复合消毒杀菌剂既可供母猪与种公猪内服,随饲料一起进食,有效抑制猪体内有害菌的繁殖,又可作为喷洒用消毒剂对猪舍与猪的体表进行抑菌消毒,内外兼顾,减少炎症与腹泻的发生,进一步保证猪正常进食,增强怀孕母猪免疫力,起到较好的安胎保胎作用,促使仔猪初生重的进一步增加。
本发明的复合消毒杀菌剂中,将竹粉粉碎后浸没至乙醇溶液中,可将竹粉表面离散的可溶性有机、无机物溶解,再进行真空炭化,可在竹粉外部形成大量大型孔洞,而其内部形成越向内空隙结构越小的结构,配合卵磷脂作用,可对中药滤液中不同大小结构的消毒成分有效吸附,消毒效果极好,将复合消毒剂喷洒在猪舍与母猪体表,可对猪舍与母猪体表快速消毒,且在卵磷脂的配合下有效附着在母猪体表,并对消毒成分进行缓释,维持较长的消毒效果,即使每隔2-3天喷洒一次,也可达到极好的消毒效果,同时喷洒的复合消毒剂也可提高母猪体表皮肤活力,修复母猪体表损伤,进一步增强复合消毒剂的消毒与修复效果。
具体实施方式
下面,通过具体实施例对本发明的技术方案进行详细说明。
实施例1
一种提高霍寿黑猪仔猪初生重的育种方法,包括如下步骤:
S1、选择6月龄健康种公猪,采用种公猪专用饲料进行饲喂,日投喂量为2.5kg,自由饮水;每天采用清水冲洗种公猪猪舍,每3天喷洒一次复合消毒杀菌剂;
种公猪猪舍内安装有5w白炽灯管,每天晚上6点开启到次日凌晨3点关闭;种公猪猪舍两侧安装有排气式通风扇,每天至少通风15h;
种公猪专用饲料的原料包括:膨化甘薯干粉60kg,去皮膨化全脂大豆30kg,膨化花生粕18kg,蚕豆蛋白粉4kg,鱼粉10kg,膨化血粉2kg,酪蛋白4kg,乳糖1kg,复合消毒杀菌剂5kg,鱼油1kg,活菌总数为140亿个/g的发酵菌制剂0.2kg,氯化胆碱2kg,复合氨基酸0.24kg,腐质酸钠2kg,果寡糖0.1kg,碳酸钙2kg,甜菜碱1kg,富硒酵母1.5kg;
复合氨基酸由赖氨酸、色氨酸、苏氨酸按质量比为1:2:0.4;发酵菌制剂由产朊假丝酵母、枯草芽孢杆菌、乳酸乳杆菌、沼泽红假单胞菌按活菌数量比为10:4:1:2组成;
S2、选择6月龄健康母猪,采用母猪专用饲料进行饲喂,日投喂量为3kg,自由饮水;每天采用清水冲洗母猪猪舍,每2天喷洒一次复合消毒杀菌剂;
母猪猪舍内安装有12w白炽灯管,每天晚上6点开启到次日凌晨1点关闭;母猪猪舍两侧安装有排气式通风扇,每天至少通风10h;
母猪专用饲料的原料包括:玉米50kg,小麦麸25kg,发酵酒糟10kg,复合消毒杀菌剂5kg,磷酸氢钙1kg,食盐2kg,赖氨酸0.1kg,精氨酸0.2kg,吡啶羧酸铬0.02kg,氯化胆碱1.2kg,微量元素预混料0.1kg,维生素预混料0.6kg,沸石1kg,活菌总数为200亿个/g的复合菌制剂0.1kg;
复合菌制剂由产朊假丝酵母、枯草芽孢杆菌、纳豆芽孢杆菌、乳酸乳杆菌、醋酸杆菌按活菌数量比为1:4:1:2:1组成;
S3、自配种前15天开始,每天餐后10min,对母猪的猪背与乳房周围进行抚摸,每头母猪的抚摸时间为8min;当母猪背膘厚度达到20-21mm时开始配种,配种时间为3天,配种次数为4次;配种完成后继续抚摸40天,母猪不适应则及时停止。
上述复合消毒杀菌剂采用如下步骤制得:将4kg60目竹粉浸没至质量分数为70%的乙醇水溶液中静置10h,升温至60℃,继续静置6h,过滤,干燥至含水量为20wt%,240℃真空炭化15min,降至室温,加入2kg卵磷脂混合均匀,研磨4min,研磨压力为1.6kPa,研磨速度为10000r/min,加入至30kg含水量为92wt%的中药滤液中,100℃搅拌2h,降至室温,得到复合消毒杀菌剂;
中药滤液由2kg苍耳子、4kg白芷、3kg黄芩、1kg柴胡、1kg细辛、1kg黄柏、1kg桔梗、2kg茯苓进行煎煮得到。
实施例2
一种提高霍寿黑猪仔猪初生重的育种方法,包括如下步骤:
S1、选择6月龄健康种公猪,采用种公猪专用饲料进行饲喂,日投喂量为3kg,自由饮水;每天采用清水冲洗种公猪猪舍,每2天喷洒一次复合消毒杀菌剂;
种公猪猪舍内安装有10w白炽灯管,每天晚上6点开启到次日凌晨3点关闭;种公猪猪舍两侧安装有排气式通风扇,每天至少通风15h;
种公猪专用饲料的原料包括:膨化甘薯干粉40kg,去皮膨化全脂大豆40kg,膨化花生粕10kg,蚕豆蛋白粉10kg,鱼粉5kg,膨化血粉6kg,酪蛋白1kg,乳糖3kg,复合消毒杀菌剂1kg,鱼油2kg,活菌总数为120亿个/g的发酵菌制剂0.6kg,氯化胆碱1kg,复合氨基酸0.5kg,腐质酸钠1kg,果寡糖0.5kg,碳酸钙1kg,甜菜碱2kg,富硒酵母0.5kg;
复合氨基酸由赖氨酸、色氨酸、苏氨酸按质量比为2:1:1;发酵菌制剂由产朊假丝酵母、枯草芽孢杆菌、乳酸乳杆菌、沼泽红假单胞菌按活菌数量比为10:2:3:1组成;
S2、选择6月龄健康母猪,采用母猪专用饲料进行饲喂,日投喂量为2.5kg,自由饮水;每天采用清水冲洗母猪猪舍,每3天喷洒一次复合消毒杀菌剂;
母猪猪舍内安装有6w白炽灯管,每天晚上6点开启到次日凌晨1点关闭;母猪猪舍两侧安装有排气式通风扇,每天至少通风10h;
母猪专用饲料的原料包括:玉米80kg,小麦麸15kg,发酵酒糟20kg,复合消毒杀菌剂1kg,磷酸氢钙2kg,食盐1kg,赖氨酸0.12kg,精氨酸0.1kg,吡啶羧酸铬0.1kg,氯化胆碱0.5kg,微量元素预混料0.2kg,维生素预混料0.2kg,沸石2kg,活菌总数为150亿个/g的复合菌制剂0.4kg;
复合菌制剂由产朊假丝酵母、枯草芽孢杆菌、纳豆芽孢杆菌、乳酸乳杆菌、醋酸杆菌按活菌数量比为1:2:2:1:2组成;
S3、自配种前10天开始,每天餐后20min,对母猪的猪背与乳房周围进行抚摸,每头母猪的抚摸时间为4min;当母猪背膘厚度达到20-21mm时开始配种,配种时间为4天,配种次数为2次;配种完成后继续抚摸50天,母猪不适应则及时停止。
上述复合消毒杀菌剂采用如下步骤制得:将6kg60目竹粉浸没至质量分数为80%的乙醇水溶液中静置5h,升温至70℃,继续静置2h,过滤,干燥至含水量为30wt%,200℃真空炭化30min,降至室温,加入1kg卵磷脂混合均匀,研磨6min,研磨压力为1.2kPa,研磨速度为12000r/min,加入至20kg含水量为96wt%的中药滤液中,80℃搅拌4h,降至室温,得到复合消毒杀菌剂;
中药滤液由1kg苍耳子、1.5kg白芷、3kg黄芩、2kg柴胡、2kg细辛、3kg黄柏、2kg桔梗、1kg茯苓进行煎煮得到。
实施例3
一种提高霍寿黑猪仔猪初生重的育种方法,包括如下步骤:
S1、选择6月龄健康种公猪,采用种公猪专用饲料进行饲喂,日投喂量为2.6kg,自由饮水;每天采用清水冲洗种公猪猪舍,每3天喷洒一次复合消毒杀菌剂;
种公猪猪舍内安装有7w白炽灯管,每天晚上6点开启到次日凌晨3点关闭;种公猪猪舍两侧安装有排气式通风扇,每天至少通风15h;
种公猪专用饲料的原料包括:膨化甘薯干粉55kg,去皮膨化全脂大豆33kg,膨化花生粕16kg,蚕豆蛋白粉6kg,鱼粉9kg,膨化血粉3kg,酪蛋白3kg,乳糖1.5kg,复合消毒杀菌剂4kg,鱼油1.3kg,活菌总数为135亿个/g的发酵菌制剂0.3kg,氯化胆碱1.7kg,复合氨基酸0.3kg,腐质酸钠1.7kg,果寡糖0.2kg,碳酸钙1.7kg,甜菜碱1.2kg,富硒酵母1.2kg;
复合氨基酸由赖氨酸、色氨酸、苏氨酸按质量比为1.3:1.8:0.6;发酵菌制剂由产朊假丝酵母、枯草芽孢杆菌、乳酸乳杆菌、沼泽红假单胞菌按活菌数量比为10:3.5:1.5:1.7组成;
S2、选择6月龄健康母猪,采用母猪专用饲料进行饲喂,日投喂量为2.7kg,自由饮水;每天采用清水冲洗母猪猪舍,每3天喷洒一次复合消毒杀菌剂;
母猪猪舍内安装有8w白炽灯管,每天晚上6点开启到次日凌晨1点关闭;母猪猪舍两侧安装有排气式通风扇,每天至少通风10h;
母猪专用饲料的原料包括:玉米70kg,小麦麸18kg,发酵酒糟17kg,复合消毒杀菌剂2kg,磷酸氢钙1.7kg,食盐1.3kg,赖氨酸0.115kg,精氨酸0.12kg,吡啶羧酸铬0.08kg,氯化胆碱0.6kg,微量元素预混料0.17kg,维生素预混料0.3kg,沸石1.8kg,活菌总数为160亿个/g的复合菌制剂0.3kg;
复合菌制剂由产朊假丝酵母、枯草芽孢杆菌、纳豆芽孢杆菌、乳酸乳杆菌、醋酸杆菌按活菌数量比为1:3.5:1.3:1.8:1.3组成;
S3、自配种前14天开始,每天餐后15min,对母猪的猪背与乳房周围进行抚摸,每头母猪的抚摸时间为7min;当母猪背膘厚度达到20-21mm时开始配种,配种时间为3天,配种次数为4次;配种完成后继续抚摸43天,母猪不适应则及时停止。
上述复合消毒杀菌剂采用如下步骤制得:将5kg60目竹粉浸没至质量分数为73%的乙醇水溶液中静置8h,升温至63℃,继续静置5h,过滤,干燥至含水量为22wt%,230℃真空炭化20min,降至室温,加入1.7kg卵磷脂混合均匀,研磨4.5min,研磨压力为1.5kPa,研磨速度为10500r/min,加入至28kg含水量为93wt%的中药滤液中,95℃搅拌2.5h,降至室温,得到复合消毒杀菌剂;
中药滤液由0.5kg苍耳子、5kg白芷、2kg黄芩、2kg柴胡、1kg细辛、2kg黄柏、1kg桔梗、4kg茯苓进行煎煮得到。
实施例4
一种提高霍寿黑猪仔猪初生重的育种方法,包括如下步骤:
S1、选择6月龄健康种公猪,采用种公猪专用饲料进行饲喂,日投喂量为2.8kg,自由饮水;每天采用清水冲洗种公猪猪舍,每2天喷洒一次复合消毒杀菌剂;
种公猪猪舍内安装有9w白炽灯管,每天晚上6点开启到次日凌晨3点关闭;种公猪猪舍两侧安装有排气式通风扇,每天至少通风15h;
种公猪专用饲料的原料包括:膨化甘薯干粉45kg,去皮膨化全脂大豆37kg,膨化花生粕12kg,蚕豆蛋白粉8kg,鱼粉7kg,膨化血粉5kg,酪蛋白2kg,乳糖2.5kg,复合消毒杀菌剂2kg,鱼油1.7kg,活菌总数为125亿个/g的发酵菌制剂0.5kg,氯化胆碱1.3kg,复合氨基酸0.42kg,腐质酸钠1.3kg,果寡糖0.4kg,碳酸钙1.3kg,甜菜碱1.7kg,富硒酵母0.8kg;
复合氨基酸由赖氨酸、色氨酸、苏氨酸按质量比为1.7:1.2:0.8;发酵菌制剂由产朊假丝酵母、枯草芽孢杆菌、乳酸乳杆菌、沼泽红假单胞菌按活菌数量比为10:2.5:2.5:1.3组成;
S2、选择6月龄健康母猪,采用母猪专用饲料进行饲喂,日投喂量为2.9kg,自由饮水;每天采用清水冲洗母猪猪舍,每2天喷洒一次复合消毒杀菌剂;
母猪猪舍内安装有10w白炽灯管,每天晚上6点开启到次日凌晨1点关闭;母猪猪舍两侧安装有排气式通风扇,每天至少通风10h;
母猪专用饲料的原料包括:玉米60kg,小麦麸22kg,发酵酒糟13kg,复合消毒杀菌剂4kg,磷酸氢钙1.3kg,食盐1.7kg,赖氨酸0.105kg,精氨酸0.18kg,吡啶羧酸铬0.04kg,氯化胆碱1kg,微量元素预混料0.13kg,维生素预混料0.5kg,沸石1.2kg,活菌总数为180亿个/g的复合菌制剂0.2kg;
复合菌制剂由产朊假丝酵母、枯草芽孢杆菌、纳豆芽孢杆菌、乳酸乳杆菌、醋酸杆菌按活菌数量比为1:2.5:1.7:1.2:1.7组成;
S3、自配种前12天开始,每天餐后19min,对母猪的猪背与乳房周围进行抚摸,每头母猪的抚摸时间为5min;当母猪背膘厚度达到20-21mm时开始配种,配种时间为4天,配种次数为2次;配种完成后继续抚摸47天,母猪不适应则及时停止。
上述复合消毒杀菌剂采用如下步骤制得:将5kg60目竹粉浸没至质量分数为77%的乙醇水溶液中静置6h,升温至67℃,继续静置3h,过滤,干燥至含水量为28wt%,210℃真空炭化25min,降至室温,加入1.3kg卵磷脂混合均匀,研磨5.5min,研磨压力为1.3kPa,研磨速度为11500r/min,加入至22kg含水量为95wt%的中药滤液中,85℃搅拌3.5h,降至室温,得到复合消毒杀菌剂;
中药滤液由0.3kg苍耳子、2kg白芷、1kg黄芩、5kg柴胡、3kg细辛、1kg黄柏、4kg桔梗、1kg茯苓进行煎煮得到。
实施例5
一种提高霍寿黑猪仔猪初生重的育种方法,包括如下步骤:
S1、选择6月龄健康种公猪,采用种公猪专用饲料进行饲喂,日投喂量为2.7kg,自由饮水;每天采用清水冲洗种公猪猪舍,每2天喷洒一次复合消毒杀菌剂;
种公猪猪舍内安装有8w白炽灯管,每天晚上6点开启到次日凌晨3点关闭;种公猪猪舍两侧安装有排气式通风扇,每天至少通风15h;
种公猪专用饲料的原料包括:膨化甘薯干粉50kg,去皮膨化全脂大豆35kg,膨化花生粕14kg,蚕豆蛋白粉7kg,鱼粉8kg,膨化血粉4kg,酪蛋白2.5kg,乳糖2kg,复合消毒杀菌剂3kg,鱼油1.5kg,活菌总数为130亿个/g的发酵菌制剂0.4kg,氯化胆碱1.5kg,复合氨基酸0.36kg,腐质酸钠1.5kg,果寡糖0.3kg,碳酸钙1.5kg,甜菜碱1.5kg,富硒酵母1kg;
复合氨基酸由赖氨酸、色氨酸、苏氨酸按质量比为1.5:1.5:0.7;发酵菌制剂由产朊假丝酵母、枯草芽孢杆菌、乳酸乳杆菌、沼泽红假单胞菌按活菌数量比为10:3:2:1.5组成;
S2、选择6月龄健康母猪,采用母猪专用饲料进行饲喂,日投喂量为2.8kg,自由饮水;每天采用清水冲洗母猪猪舍,每2天喷洒一次复合消毒杀菌剂;
母猪猪舍内安装有9w白炽灯管,每天晚上6点开启到次日凌晨1点关闭;母猪猪舍两侧安装有排气式通风扇,每天至少通风10h;
母猪专用饲料的原料包括:玉米65kg,小麦麸20kg,发酵酒糟15kg,复合消毒杀菌剂3kg,磷酸氢钙1.5kg,食盐1.5kg,赖氨酸0.11kg,精氨酸0.15kg,吡啶羧酸铬0.06kg,氯化胆碱0.8kg,微量元素预混料0.15kg,维生素预混料0.4kg,沸石1.5kg,活菌总数为170亿个/g的复合菌制剂0.25kg;
复合菌制剂由产朊假丝酵母、枯草芽孢杆菌、纳豆芽孢杆菌、乳酸乳杆菌、醋酸杆菌按活菌数量比为1:3:1.5:1.5:1.5组成;
S3、自配种前13天开始,每天餐后20min,对母猪的猪背与乳房周围进行抚摸,每头母猪的抚摸时间为6min;当母猪背膘厚度达到20-21mm时开始配种,配种时间为3天,配种次数为2次;配种完成后继续抚摸45天,母猪不适应则及时停止。
上述复合消毒杀菌剂采用如下步骤制得:将5kg60目竹粉浸没至质量分数为75%的乙醇水溶液中静置7h,升温至65℃,继续静置4h,过滤,干燥至含水量为25wt%,220℃真空炭化22min,降至室温,加入1.5kg卵磷脂混合均匀,研磨5min,研磨压力为1.4kPa,研磨速度为11000r/min,加入至25kg含水量为94wt%的中药滤液中,90℃搅拌3h,降至室温,得到复合消毒杀菌剂;
中药滤液由0.2kg苍耳子、1kg白芷、4kg黄芩、0.5kg柴胡、1kg细辛、3.5kg黄柏、2kg桔梗、2kg茯苓进行煎煮得到。
对比例
一种提高霍寿黑猪仔猪初生重的育种方法,包括如下步骤:
S1、选择6月龄健康种公猪,采用安徽某公司生产的种公猪饲料进行饲喂,日投喂量为2.7kg,自由饮水;每天采用清水冲洗种公猪猪舍,每2天喷洒一次百毒杀-S(按1:600比例稀释);
种公猪猪舍内安装有8w白炽灯管,每天晚上6点开启到次日凌晨3点关闭;种公猪猪舍两侧安装有排气式通风扇,每天至少通风15h;
S2、选择6月龄健康母猪,采用安徽某公司生产的母猪饲料进行饲喂,日投喂量为2.8kg,自由饮水;每天采用清水冲洗母猪猪舍,每2天喷洒一次喷洒一次百毒杀-S(按1:600比例稀释);
母猪猪舍内安装有9w白炽灯管,每天晚上6点开启到次日凌晨1点关闭;母猪猪舍两侧安装有排气式通风扇,每天至少通风10h;
S3、自配种前13天开始,每天餐后20min,对母猪的猪背与乳房周围进行抚摸,每头母猪的抚摸时间为6min;当母猪背膘厚度达到20-21mm时开始配种,配种时间为3天,配种次数为2次;配种完成后继续抚摸45天,母猪不适应则及时停止。
在六安某配种场分别采用实施例5和对比例进行育种,母猪的生产性能如下所示:
由上表可知:本发明可有效解决霍寿黑猪仔猪初生重低的问题,而且能使母猪产仔数量大,产活仔率高,经济效益好。
以上所述,仅为本发明较佳的具体实施方式,但本发明的保护范围并不局限于此,任何熟悉本技术领域的技术人员在本发明揭露的技术范围内,根据本发明的技术方案及其发明构思加以等同替换或改变,都应涵盖在本发明的保护范围之内。
Claims (2)
1.一种提高霍寿黑猪仔猪初生重的育种方法,其特征在于,包括如下步骤:
S1、选择6月龄健康种公猪,采用种公猪专用饲料进行饲喂,日投喂量为2.5-3kg,自由饮水;每天采用清水冲洗种公猪猪舍,每2-3天喷洒一次复合消毒杀菌剂;
种公猪专用饲料的原料包括:膨化甘薯干粉、去皮膨化全脂大豆、膨化花生粕、蚕豆蛋白粉、鱼粉、膨化血粉、酪蛋白、乳糖、复合消毒杀菌剂、鱼油、发酵菌制剂、氯化胆碱、复合氨基酸、腐质酸钠、果寡糖、碳酸钙、甜菜碱、富硒酵母;
S2、选择6月龄健康母猪,采用母猪专用饲料进行饲喂,日投喂量为2.5-3kg,自由饮水;每天采用清水冲洗母猪猪舍,每2-3天喷洒一次复合消毒杀菌剂;
母猪专用饲料的原料包括:玉米、小麦麸、发酵酒糟、复合消毒杀菌剂、磷酸氢钙、食盐、赖氨酸、精氨酸、吡啶羧酸铬、氯化胆碱、微量元素预混料、维生素预混料、沸石、复合菌制剂;
S3、自配种前10-15天开始,每天餐后10-20min,对母猪的猪背与乳房周围进行抚摸,每头母猪的抚摸时间为4-8min;当母猪背膘厚度达到20-21mm时开始配种,配种时间为3-4天,配种次数为2-4次;配种完成后继续抚摸40-50天,母猪不适应则及时停止;
S1中,种公猪猪舍内安装有5-10w白炽灯管,每天晚上6点开启到次日凌晨3点关闭;种公猪猪舍两侧安装有排气式通风扇,每天至少通风15h;
S1中,种公猪专用饲料的原料按重量份包括:膨化甘薯干粉40-60份,去皮膨化全脂大豆30-40份,膨化花生粕10-18份,蚕豆蛋白粉4-10份,鱼粉5-10份,膨化血粉2-6份,酪蛋白1-4份,乳糖1-3份,复合消毒杀菌剂1-5份,鱼油1-2份,发酵菌制剂0.2-0.6份,氯化胆碱1-2份,复合氨基酸0.24-0.5份,腐质酸钠1-2份,果寡糖0.1-0.5份,碳酸钙1-2份,甜菜碱1-2份,富硒酵母0.5-1.5份;
S1中,复合氨基酸由赖氨酸、色氨酸、苏氨酸按质量比为1-2:1-2:0.4-1组成;
S1中,发酵菌制剂中活菌总数为120-140亿个/g,其包括:产朊假丝酵母、枯草芽孢杆菌、乳酸乳杆菌、沼泽红假单胞菌;其中产朊假丝酵母、枯草芽孢杆菌、乳酸乳杆菌、沼泽红假单胞菌的活菌数量比为10:2-4:1-3:1-2;
S2中,母猪猪舍内安装有6-12w白炽灯管,每天晚上6点开启到次日凌晨1点关闭;母猪猪舍两侧安装有排气式通风扇,每天至少通风10h;
S2中,母猪专用饲料的原料按重量份包括:玉米50-80份,小麦麸15-25份,发酵酒糟10-20份,复合消毒杀菌剂1-5份,磷酸氢钙1-2份,食盐1-2份,赖氨酸0.1-0.12份,精氨酸0.1-0.2份,吡啶羧酸铬0.02-0.1份,氯化胆碱0.5-1.2份,微量元素预混料0.1-0.2份,维生素预混料0.2-0.6份,沸石1-2份,复合菌制剂0.1-0.4份;
S2中,复合菌制剂中活菌总数为150-200亿个/g,其包括产朊假丝酵母、枯草芽孢杆菌、纳豆芽孢杆菌、乳酸乳杆菌、醋酸杆菌;产朊假丝酵母、枯草芽孢杆菌、纳豆芽孢杆菌、乳酸乳杆菌、醋酸杆菌的活菌数量比为1:2-4:1-2:1-2:1-2;
上述复合消毒杀菌剂采用如下步骤制得:将竹粉浸没至质量分数为70-80%的乙醇水溶液中静置5-10h,升温至60-70℃,继续静置2-6h,过滤,干燥至含水量为20-30wt%,200-240℃真空炭化15-30min,降至室温,加入卵磷脂混合均匀,研磨4-6min,研磨压力为1.2-1.6kPa,研磨速度为10000-12000r/min,加入至中药滤液中,80-100℃搅拌2-4h,降至室温,得到复合消毒杀菌剂。
2.根据权利要求1所述提高霍寿黑猪仔猪初生重的育种方法,其特征在于,复合消毒杀菌剂的制作工艺中,竹粉、卵磷脂、中药滤液的质量比为4-6:1-2:20-30。
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