色情午夜 码一区二区,江苏少妇性BBB搡BBB爽爽爽,亚洲视频中文字幕,麻豆一级A片久久久乱码

news

Methods pig pig equipment of Lai

1, first of all to fatten pigs selected, when selecting a pig to see the pig weaning time, watching the fur is smooth ruddy, watching the weight is appropriate, too small to raise time is too long, choose strong legs pig's trotters in good spirits of gloss.
2, pig food quality, eat good development easier to keep better digestive slaughter, faster growth and maintain the cleanliness of regular disinfection pigsty, prevent various diseases, the incidence of infectious diseases, be prepared against want. If it is a greenhouse, the pig should ventilate regularly and keep the temperature of the pigsty. A new pig into the implementation of the first anti-virus cleanup in the pigsty to ring before the pig trough the use of water scrubbing, wall residues have to clean up, until the time of cleaning and drying after spray disinfection Baidusha, if conditions permit available heat sterilization.
3, if you have a boar, you should always pay attention to the oestrus of the breeder, and prepare for the rut. Between the post farrowing and lactation to make reproductive system of the pig returned to normal, well prepared for the next reproduction, more often when sucking piglets was observed due to the normal activities of sows piglets caused death.
4, after lairage for pig feed, the choice of good merit selection, the pig is not easy to change often feed, a fixed digestion model of pigs, is conducive to digestion and weight increase, to a certain stage in increasing feed according to the weight change and the appropriate changes, daily cleaning waste to prevent pollution, disease transmission and feed.
5, there are a lot of pig feeding way, thinner, dry wet material. According to the pig's health status and digestion for distribution, pay more attention to observe the pig feces and food intake, to prevent disease, early detection, early treatment

  • Contact us
  • Web:http://www.hph3photography.com/en/
  • http://qdph.en.alibaba.com
  • Tel/Whatsapp/Wechat:+8618266221406 +15621127700
  • Email:elsa@sdpuhui.cn nanaliu@sdpuhui.cn
  • Focus on us
  • Sales service hotline
  • 18660928200
  • Address:The streets of Bei'an Li Ling Industrial Park in Qingdao city of Jimo
  • Address:China Shandong Linyi Town Secondary Village Development Zone

Copyright 2017 Qingdao Puhui Agriculture and Animal Husbandry Science and Technology Co., Ltd. All Rights Reserved

无套内射无矿码免费看黄 | 少妇全程高潮喷水WWW久久 | 国产精品艳妇av在线 | 免费黄色视频在线观看 | 娜美妖姬无修高潮喷水网站 | 91丨九色丨肉丝高跟 | 成年网站在线观看 | 午夜视频免费在线播放 | 白丝爆 乳 在线观看 | 中文字幕免费观看视频 | 人妻精品久久久久中文字幕69 | 精品久久久久久久久久久久无码免费 | 亚洲精品久久久久久国 | 自慰 免费网站com | 在线观看免费观看在线污在线观看入口 | 黄污网站在线观看免费在线 | 欧美一级特黄大片xyx性爽 | 蜜桃精品在线观看免费 | 国产一区二区三区三区在线视频观看 | 黄色a片BBBBBB | 久久无码一区二区三区 | 亚洲中文字幕精华在线看 | 四川BBBB搡BBB搡B1 | 国产精品v欧美精品v日韩 | 丰满人妻熟女AⅤ一区 | 欧美成人免费视频网址 | 最近最好看的2018中文字幕电视剧 | 中文字幕无码人妻少妇免费视频 | 人妻饥渴偷公乱中文字幕 | 久久精品久久久久av喷水 | 少妇无码做爱高潮视频 | 国产国产乱老熟女视频网站97 | 91久久婷婷国产麻豆精品电影 | 熟女少妇人妻白浆一区二区偷拍 | 精品肉丝脚一区二区三区 | 精品國產亂子倫一區二區 | 17c久久精品国产亚洲 | 国产精品嫩白爽爽爽 | 少妇mv一区无码精品爽 | 17c国产精品一区二区 | 美女免费搞黄色下载网站 |