Veterinary Guide to Horse Breeding

Kjersten Darling, James M. Giffin

Description

A landmark breeding resource for new and seasoned horse owners alike

With millions of recreational riders on the bridle paths today, breeding is becoming increasingly popular among horse owners at all experience levels. Whether you are already enjoying the rich rewards of equine breeding or need down-to-earth advice on whether breeding is right for you and your animal, the Veterinary Guide to Horse Breeding offers a thorough, up-to-date overview of the process.

From selecting the best horses to mating, pregnancy, birthing, and caring for a newborn foal, this is the authoritative resource you'll want by your side at all stages of the breeding process to bring healthy, beautiful foals into your life. Features include:
* Guidance on evaluating mares and stallions from bloodline and performance record to overall health and appearance
* Key breeding techniques such as artificial insemination, pasture breeding, and hand breeding
* Pregnancy essentials including testing, gestation, care of pregnant mares, and dealing with complications
* Foaling fundamentals: signs of approaching labor, labor and delivery, care of the postpartum mare, and more
* A complete immunization schedule, physiological evaluation tables and procedures, and a thorough glossary of terms
* More than 100 photos and drawings illustrating anatomy, techniques, and procedures
Introduction.

Chapter 1. The Breeding Mare.

Chapter 2. Abnormal Estrous Cycles.

Chapter 3. The Stallion.

Chapter 4. Determining When to Breed.

Chapter 5. Breeding.

Chapter 6. Artificial Insemination.

Chapter 7. Pregnancy.

Chapter 8. Mare Infertility.

Chapter 9. Abortion.

Chapter 10. Stallion Infertility.

Chapter 11. Assisted Reproductive Technology.

Chapter 12. Pregnancy Prevention.

Chapter 13. Foaling.

Chapter 14. Difficult Foaling.

Chapter 15. Care of the Newborn Foal.

Appendix.

Glossary.

Index.

Sujets

• Pets
• Horses

Informations

• Publié par: Turner Publishing Company
• Date de parution: 05 juillet 2007
• Nombre de lectures: 0
• EAN13: 9780470230886
• Langue: English

Extrait

Veterinary Guide
to Horse Breeding
Veterinary Guide
to Horse Breeding
Kjersten Darling, D.V.M. and James M. Giffin, M.D.
This book is printed on acid-free paper.
Copyright 1999 by Kjersten Darling, D.V.M., and James M. Giffin, M.D. All rights reserved
Howell Book House
Published by Wiley Publishing, Inc., Hoboken, New Jersey
Published simultaneously in Canada
No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, scanning, or otherwise, except as permitted under Section 107 or 108 of the 1976 United States Copyright Act, without either the prior written permission of the Publisher, or authorization through payment of the appropriate per-copy fee to the Copyright Clearance Center, 222 Rosewood Drive, Danvers, MA 01923, [phone], fax [phone], or on the web at www.copyright.com . Requests to the Publisher for permission should be addressed to the Legal Department, Wiley Publishing, Inc., 10475 Crosspoint Blvd., Indianapolis, IN 46256, [phone], fax [phone].
Limit of Liability/Disclaimer of Warranty: While the publisher and the author have used their best efforts in preparing this book, they make no representations or warranties with respect to the accuracy or completeness of the contents of this book and specifically disclaim any implied warranties of merchantability or fitness for a particular purpose. No warranty may be created or extended by sales representatives or written sales materials. The advice and strategies contained herein may not be suitable for your situation. You should consult with a professional where appropriate. Neither the publisher nor the author shall be liable for any loss of profit or any other commercial damages, including but not limited to special, incidental, consequential, or other damages.
For general information about our other products and services, please contact our Customer Care Department within the United States at [phone], outside the United States at [phone] or fax [phone].
Library of Congress Cataloging-in-Publication Data
Darling, Kjersten
Veterinary guide to horse breeding / Kjersten Darling and James M. Giffin
p.cm.
Includes index.
ISBN 0-7645-7128-1 (paper: alk. paper)
1. Horses-Breeding. 2. Horses-Reproduction. 3. Horses-Generative organs-Diseaases. 4. Veterinary obstetrics.
I. Giffin, James M. II. Title.
SF291.D27 1998
636.1 082-dc21
98-27929
CIP
Manufactured in the United States of America
10 9 8 7 6 5 4 3 2
C ONTENTS
Introduction
Chapter 1-THE BREEDING MARE
Selecting the Broodmare
Bloodlines
Performance Records
Appearance
Temperament
Mare Anatomy
Breeding Soundness Examination of the Mare
History
General Health and Appearance
Perineal Examination
Clitoral/Vestibular Cultures
Rectal Palpation
Vaginal Examination
The Reproductive Cycle
Natural Breeding Season
Operational Breeding Season
The Estrous Cycle (Heat Cycle)
Estrus (The Follicular Phase)
Diestrus (The Luteal Phase)
Care of the Broodmare
Feeding and Nutrition
Vaccinations
Deworming
Preventive Dentistry
Foot Care
Chapter 2-ABNORMAL ESTROUS CYCLES
Anestrus
Debilitation Anestrus
Postpartum (Lactation) Anestrus
Steroid-Induced Anestrus
Prolonged Diestrus
Persistent Corpus Luteum
Ovulation in Diestrus
Pseudopregnancy
Persistent Estrus
Anovulatory Follicles Associated with Transitional Heat Cycles
Anovulatory Hemorrhagic Follicle (Autumn Follicle)
Irregular Estrous Cycles
Short-Cycling
Split Estrus
Hormonal Manipulation of the Estrous Cycle
Prostaglandin
Progesterone
Human Chorionic Gonadotropin
Estrogen
Shortening the Estrous Cycle
Synchronizing Ovulation
Inducing Ovulation
Chapter 3-THE STALLION
Selecting the Stallion
Stallion Anatomy
Breeding Soundness Examination of the Stallion
History
General Health and Appearance
Genital Examination
Semen Analysis
Managing the Stallion for Maximum Reproductive Efficiency
Care of the Stallion
Feeding and Nutrition
Vaccinations
Deworming
Exercise
Preventive Dentistry
Foot Care
Handling the Stallion
Stallion Vices
Biting
Rearing and Striking
Kicking
Charging
Masturbation
Stable Vices
Gelding the Stallion
The Operation
Unilateral Gelding
Persistent Stallion Behavior (Proud Cuts)
Chapter 4-DETERMINING WHEN TO BREED
The Importance of Keeping Good Records
Heat Detection and Teasing
Signs of Heat
Teasing Methods
Predicting Ovulation
Rectal Palpation
Transrectal Ultrasound
Hormone Tests
Problems with Detecting Heat
Silent Heat (Behavioral Anestrus)
Breeding on the Foal Heat
Chapter 5-BREEDING
Pasture Breeding
Hand Breeding
Preparation
Covering the Mare
Chapter 6-ARTIFICIAL INSEMINATION
General Information
Pregnancy Rates
Semen Collection
Semen Handling
Inseminating the Mare with Fresh Semen
Insemination Volume
Timing and Frequency of Insemination
Inseminating
Inseminating with Cooled-Transported Semen
Testing the Stallion
Ordering the Semen
Shipping the Cooled Semen
Inseminating
Frozen Semen
Chapter 7-PREGNANCY
Gestation
Determining Pregnancy
Teasing Response
Palpation per Rectum
Serum Pregnancy Tests
Ultrasonography
Care of the Pregnant Mare
Feeding During Pregnancy
Exercise
Vaccinations
Intestinal Parasites
Preparing for Foaling
Pregnancy Complications
Hydrops of the Fetal Membranes
Ruptured Prepubic Tendon and Abdominal Wall Muscles
Preterm Torsion of the Uterus
Preterm Rupture of the Uterus
Chapter 8-MARE INFERTILITY
The Role of Natural Defenses
Pneumovagina
Mare Infertility Evaluation
Equine Venereal Disease
Common Bacterial Infections
Contagious Equine Metritis (CEM)
Coital Exanthema
Equine Viral Arteritis (EVA)
Dourine
Diseases of the Uterus
Endometritis
Pyometra (Abscess of the Uterus)
Cervix Diseases
Cervicitis
Lacerations and Cervical Incompetence
Cervical Adhesions and Stenosis
Vaginal and Vulvar Diseases
Vaginitis
Vaginal Bleeding
Rectovaginal Fistula
Vulvar Diseases
Ovarian Disease
Tumors of the Ovary
Cystic Ovary Syndrome
Chromosome Abnormalities
Behavioral Causes of Infertility
Behavioral Anestrus (Silent Heat)
Nymphomania
Stallionlike Behavior
Chapter 9-ABORTION
General Information
Early Embryonic Death
Infectious Causes of Abortion
Equine Rhinopneumonitis (Herpes Virus I)
Equine Viral Arteritis (EVA)
Bacterial Abortion
Fungal Abortion
Twin Pregnancy
Maternal and Placental Causes of Abortion
Incompetent Cervix
Placental Disorders
Umbilical Cord Abnormalities
Genetic and Developmental Defects
Trauma and Stress
Toxic Causes of Abortion
Forage Toxicities
Drugs and Chemicals
Inducing Abortion
Chapter 10-STALLION INFERTILITY
Performance Problems Affecting Stallion Fertility
Lack of Libido
Stallion-Handling Mistakes
Traumatic Breeding Experiences
Overuse
Excessive Teasing
Ejaculatory Problems
Mounting Problems
Premature Erection
Semen Causes of Infertility
Impaired Sperm Production
Hemospermia
Urospermia
Bacteria in Semen
Diseases of the Penis and Urethra
Phimosis, Paraphimosis and Priapism
Penile Injuries
Inflammation of the Penis and Sheath
Equine Coital Exanthema
Habronemiasis
Penile Tumors
Urethritis
Urethral Obstruction
Accessory Sex Gland Infection
Testicular Diseases
Orchitis
Torsion of the Spermatic Cord
Testicular Degeneration
Testicular Hypoplasia
Inguinal and Scrotal Hernias
Hydrocele
Varicocele
Undescended Testicles (Cryptorchidism)
Testicular Tumors
Chapter 11-ASSISTED REPRODUCTIVE TECHNOLOGY
Embryo Transfer
Collecting the Embryo
Grading the Embryo
Selecting the Recipient Mare
Transferring the Embryo
Cooled-Transported and Frozen Embryos
In Vitro Fertilization
Chapter 12-PREGNANCY PREVENTION
Removing the Ovaries (Ovariectomy)
Prevention of Estrus
Chapter 13-FOALING
Getting Ready
Confinement
Signs of Approaching Labor
Labor and Delivery
Stage 1
Stage 2
Stage 3
Resuscitating the Newborn Foal
Care of the Postpartum Mare
Postpartum Check
Vaginal Discharge
Postpartum Colic
Healthcare
Feeding for Lactation
Postpartum Complications
Postpartum Bleeding
Vaginal and Vulvar Lacerations
Retained Placenta
Acute Postpartum Metritis
Delayed Uterine Involution
Rupture of the Uterus
Invagination of the Uterine Horn
Prolapsed Uterus
Abnormal Maternal Behavior
Inducing Labor
Determining Fetal Maturity
Induction
Chapter 14-DIFFICULT FOALING
Dystocia
When to Call Your Veterinarian
What to Do While Waiting for Your Veterinarian
Equine Obstetrics
Obstetric Techniques and Procedures
Treating Specific Dystocias
Deviation of the Head
Deviation of the Forelimbs
Foal on Its Side (Dorsoileal Position)
Upside-Down Foal (Dorsopubic Position)
Posterior Presentation
Transverse Presentation
Foot-Nape Presentation
Dog-Sitting Presentation (Hip-Flexed Posture)
Fetal Malformations
Small Pelvic Outlet
Twins
Hip Lock
Elbow Lock (Shoulder-Elbow Flexion)
Shoulder Lock
Premature Separation of the Placenta (Placenta Previa)
Torsion of the Uterus
Uterine Inertia
Cesarean Section
Chapter 15-CARE OF THE NEWBORN FOAL
After the Delivery
Nursing Behavior
Meconium Colic
Health Care
Exercise
Problems with Lactation
Failure of Passive Transfer (FPT) of Maternal Antibodies
Agalactia (Insufficient Milk Supply)
Mastitis
Udder Edema
The Orphan Foal
Neonatal Diarrhea
Foal Heat Diarrhea
Nutritional Diarrhea
Parasitic Diarrhea
Bacterial Diarrhea
Rotavirus Infection (Viral Enteritis)
Gastric and Duodenal Ulcers
Neonatal Infections
Foal Septicemia
Actinobacillosis (Sleepy Foal Syndrome)
Navel III (Umbilical Stump Infection)
Joint III (Septic Arthr