Riggs J M (56 results)

Paperback. Condition: Fair. Illustrated. The item might be beaten up but readable. May contain markings or highlighting, as well as stains, bent corners, or any other major defect, but the text is not obscured in any way.

Condition: Good. Pages intact with minimal writing/highlighting. The binding may be loose and creased. Dust jackets/supplements are not included. Stock photo provided. Product includes identifying sticker. Better World Books: Buy Books. Do Good.

Condition: Very Good. Former library copy. Pages intact with possible writing/highlighting. Binding strong with minor wear. Dust jackets/supplements may not be included. Includes library markings. Stock photo provided. Product includes identifying sticker. Better World Books: Buy Books. Do Good.

Condition: Very Good. Pages intact with possible writing/highlighting. Binding strong with minor wear. Dust jackets/supplements may not be included. Stock photo provided. Product includes identifying sticker. Better World Books: Buy Books. Do Good.

Condition: good. A copy that has been read, remains in good condition. All pages are intact, and the cover is intact. The spine and cover show signs of wear. Pages can include notes and highlighting and show signs of wear, and the copy can include "From the library of" labels or previous owner inscriptions. 100% GUARANTEE! Shipped with delivery confirmation, if you're not satisfied with purchase please return item! Ships via media mail.…

Condition: good.

paperback. Condition: Very Good. Connecting readers with great books since 1972! Used books may not include companion materials, and may have some shelf wear or limited writing. We ship orders daily and Customer Service is our top priority.

paperback. Condition: Very Good. Connecting readers with great books since 1972! Used books may not include companion materials, and may have some shelf wear or limited writing. We ship orders daily and Customer Service is our top priority.

paperback. Condition: New. Softcover. Good binding and cover. Clean, unmarked pages.

Condition: Very Good. Former library copy. Pages intact with possible writing/highlighting. Binding strong with minor wear. Dust jackets/supplements may not be included. Includes library markings. Stock photo provided. Product includes identifying sticker. Better World Books: Buy Books. Do Good.

Wraps. Condition: Very Good. Number 488 of 500 copies. Printed on Batchelor hand-made paper, letterpress. Pale blue card covers, cream pages. Two small closed tears at either end of spine, otherwise very nice.

Hardcover. Condition: Acceptable. reading copy only - damaged /worn /marked. May be ex-libris Standard-sized.

Condition: New.

Condition: New.

Wraps. Condition: Very Good. Number 488 of 500 copies. Printed on Batchelor hand-made paper, letterpress. Pale blue card covers, cream pages. Two small closed tears at either end of spine, otherwise very nice. Book.

Condition: As New. Unread book in perfect condition.

Paperback. Condition: New. This book features four peer-reviewed reviews on optimising reproductive efficiency in pigs.The first chapter highlights some of the main factors which are known to affect reproductive efficiency in pigs, including gilt development, litter size, control of the weaning to oestrus interval and season infertility. Management strategies designed to help producers continue to make a profit are also discussed.The second chapter introduces the concept of artificial insemination and details its importance in mitigating future challenges encountered by the global pig industry. The chapter also considers a range of factors which can affect the reproductive efficiency of boars, including low sperm count and semen quality.The third chapter reviews the advances and trade-offs of genetic selection for improved reproductive performance in modern sows, such as an increase in piglet mortality rates. The chapter also includes informed discussions on breeding for improved conception rate, litter size and maternal behaviour.The final chapter summarises the basic physiology of porcine female reproduction, including ovarian structure and function, folliculogenesis and steroidogenesis. It also describes stages of the porcine oestrous cycle. Further, emerging exposures and alterations to ambient temperatures and how they affect porcine female reproductive function are included.…

Condition: New. In English.

Paperback. Condition: New. In shrink wrap. Looks like an interesting title.

Condition: New.

Paperback. Condition: Brand New. 90 pages. 0.91x6.00x9.00 inches. In Stock.

Condition: As New. Unread book in perfect condition.

Hardcover. Condition: Near Fine. 2 Volumes set.332 + 404 pp., b/w ills., 27 x 19 cm.

Condition: New.

Hardcover. Condition: new. Hardcover. Adolescent Cannabis Use, An Issue of Psychiatric Clinics of North America Shipping may be from multiple locations in the US or from the UK, depending on stock availability.

Condition: New.

Paperback. Condition: New. This book features four peer-reviewed reviews on optimising reproductive efficiency in pigs.The first chapter highlights some of the main factors which are known to affect reproductive efficiency in pigs, including gilt development, litter size, control of the weaning to oestrus interval and season infertility. Management strategies designed to help producers continue to make a profit are also discussed.The second chapter introduces the concept of artificial insemination and details its importance in mitigating future challenges encountered by the global pig industry. The chapter also considers a range of factors which can affect the reproductive efficiency of boars, including low sperm count and semen quality.The third chapter reviews the advances and trade-offs of genetic selection for improved reproductive performance in modern sows, such as an increase in piglet mortality rates. The chapter also includes informed discussions on breeding for improved conception rate, litter size and maternal behaviour.The final chapter summarises the basic physiology of porcine female reproduction, including ovarian structure and function, folliculogenesis and steroidogenesis. It also describes stages of the porcine oestrous cycle. Further, emerging exposures and alterations to ambient temperatures and how they affect porcine female reproductive function are included.…

Condition: New.

Condition: New.

Condition: Brand New. New. US edition. Expediting shipping for all USA and Europe orders excluding PO Box. Excellent Customer Service.