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繁殖、育种与人工授精 专题文章
显示繁殖、育种与人工授精 当中的91-105号文章
Success with Batch Farrowing
By John Goss, PIC UK - This is the second of three articles by John Goss dedicated to the improvement of AI technique and results.
By John Goss, PIC UK - This is the second of three articles by John Goss dedicated to the improvement of AI technique and results.
Handling Pigs for Optimum Performance on the Farm and in the Slaughter
By Temple Grandin, Colorado State University - Observations at packing plants indicate that some lines of hybrid pigs have a very nervous temperament and others are calm. Some pigs are easy to drive up chutes and others are nervous and constantly balk...
By Temple Grandin, Colorado State University - Observations at packing plants indicate that some lines of hybrid pigs have a very nervous temperament and others are calm. Some pigs are easy to drive up chutes and others are nervous and constantly balk...
Achieving Results Using AI: Could You Do Better?
By John Goss, PIC UK - This is the first of three articles by John Goss dedicated to the improvement of AI technique and results.
By John Goss, PIC UK - This is the first of three articles by John Goss dedicated to the improvement of AI technique and results.
Impact of genetic selection on management
By J.A.B. Robinson and M.M. Buhr, University of Guelph - Boars in an artificial insemination centre have been selected for their superior genetic potential, with ???superior??? being defined as having traits the customer wants transmitted to his herd....
By J.A.B. Robinson and M.M. Buhr, University of Guelph - Boars in an artificial insemination centre have been selected for their superior genetic potential, with ???superior??? being defined as having traits the customer wants transmitted to his herd....
Semen Extension: A comparison of Methods
By W.E. Morgan Morrow, North Carolina State University - Optimizing procedures for handling semen is an important component of any boar-stud-management program. One procedure that has gained attention is the concept of ???pre-extension???, whereby a small...
By W.E. Morgan Morrow, North Carolina State University - Optimizing procedures for handling semen is an important component of any boar-stud-management program. One procedure that has gained attention is the concept of ???pre-extension???, whereby a small...
Maintaining Boar Productivity in Hot Weather
By Murray Tong, Ontario Pork - Pork producers and breeders need to ensure they keep boars cool during the hot summer months, according to a new University of Guelph study, that found that the high temperatures of summer lower boar semen quality, sometimes...
By Murray Tong, Ontario Pork - Pork producers and breeders need to ensure they keep boars cool during the hot summer months, according to a new University of Guelph study, that found that the high temperatures of summer lower boar semen quality, sometimes...
Long-term effects of dietary organic and inorganic selenium sources and levels on reproducing sows and their progeny
Mahan DC, Peters JC, Ohio State University - An experiment evaluated the effects of feeding either a basal non-Se-fortified diet, two Se sources (organic or inorganic) each providing 0.15 and 0.30 ppm Se, or their combination (each providing 0.15 ppm...
Mahan DC, Peters JC, Ohio State University - An experiment evaluated the effects of feeding either a basal non-Se-fortified diet, two Se sources (organic or inorganic) each providing 0.15 and 0.30 ppm Se, or their combination (each providing 0.15 ppm...
Practical Aspects of Artificial Insemination
By Murray Pettitt, Research Scientist-Contract Research Services, Praire Swine Centre - During the last decade, the use of Artificial Insemination (AI) has become common as producers wish to realize the benefits of AI within their herds.
By Murray Pettitt, Research Scientist-Contract Research Services, Praire Swine Centre - During the last decade, the use of Artificial Insemination (AI) has become common as producers wish to realize the benefits of AI within their herds.
Boosting Boar Power in the Breeding Barn
By Banff Pork - This report provides the introductions and links to 4 articles presented at the Banff Pork Seminar 2004 Proceedings concerning the health and productivity of Boars. The articles include; - Boar Nutrition for Optimum Sperm Production ...
By Banff Pork - This report provides the introductions and links to 4 articles presented at the Banff Pork Seminar 2004 Proceedings concerning the health and productivity of Boars. The articles include; - Boar Nutrition for Optimum Sperm Production ...
Save Energy in the Farrowing Room With Piglet Hovers / Kennels
By Larry D. Jacobson and Lee J. Johnston, University of Minnesota Extension Service - Piglet Hovers (or kennels) are simple, solid partition enclosures located in the farrowing crate or pen to which piglets have free access. A few commercial companies...
By Larry D. Jacobson and Lee J. Johnston, University of Minnesota Extension Service - Piglet Hovers (or kennels) are simple, solid partition enclosures located in the farrowing crate or pen to which piglets have free access. A few commercial companies...
Maternal pheromone application before and after weaning: effects on pig behavior and performance
By N. Krebs, and J. J. McGlone, Pork Industry Institute, Texas Tech University - Weaning is a stressful event for piglets. A synthetic maternal pheromone was studied to determine its effects on behavior and performance of groups of weaned piglets when...
By N. Krebs, and J. J. McGlone, Pork Industry Institute, Texas Tech University - Weaning is a stressful event for piglets. A synthetic maternal pheromone was studied to determine its effects on behavior and performance of groups of weaned piglets when...
Making a Move on the Russian Swine Genetics Market
By USDA, FAS - This article discusses how the Russian market for swine genetics is the biggest and most competitive of all the livestock genetics segments. While many North American and European companies already work in this field, opportunities still...
By USDA, FAS - This article discusses how the Russian market for swine genetics is the biggest and most competitive of all the livestock genetics segments. While many North American and European companies already work in this field, opportunities still...
Welfare of the farrowing sow
By The Scottish Agricultural College - The post-war intensification of pig production has led to significant advances in output of pig-meat and decreased costs of production. This article provides the Introduction to work done at the SAC on Pig Welfare...
By The Scottish Agricultural College - The post-war intensification of pig production has led to significant advances in output of pig-meat and decreased costs of production. This article provides the Introduction to work done at the SAC on Pig Welfare...
Effect of vitamin supplements on some aspects of performance, vitamin status, and semen quality in boars (abstract)
By Audet I, Laforest JP, Martineau GP, Matte JJ. Dairy and Swine Research and Development Centre, Agriculture and Agri-Food Canada. The aim of the present study was to determine the effects of dietary supplements of vitamins on vitamin status, libido,...
By Audet I, Laforest JP, Martineau GP, Matte JJ. Dairy and Swine Research and Development Centre, Agriculture and Agri-Food Canada. The aim of the present study was to determine the effects of dietary supplements of vitamins on vitamin status, libido,...
Matching Product Performance to Market Needs
By Dr Alan E Tinch, Head of Genetics and R&D, JSR Genetics Ltd - This is a report from The 14th Annual JSR Technical Conference held on the 16th September 2003. The function of our industry is to produce pork for the consumer which is wholesome and desirable...
By Dr Alan E Tinch, Head of Genetics and R&D, JSR Genetics Ltd - This is a report from The 14th Annual JSR Technical Conference held on the 16th September 2003. The function of our industry is to produce pork for the consumer which is wholesome and desirable...
