A simple scheme of investigation and treatment to restore fertility in amenorrhoeic women is described. Fifty-nine patients with amenorrhoea not due to primary ovarian failure were treated variously as appropriate, mainly with clomiphene (25), bromocriptine (15), or human menopausal gonadotrophins (12), and six by diet to increase their weight. All ovulated, and by the end of the study 55 (93%)...

INTRODUCTION. .................................................................. 559 Description of zigzag culms.. ...................................................... 560 Terminology ..................................................................... 560 Inheritance of zigzag culms.. ...................................................... 560 Behavior in the FI and FS generations.. ...........

The objective of the study was to compare three systems for detection of estrus and combinations of these systems on a large commercial dairy (1000 lactating cows) during stress of summer heat. At 37 to 45 days in milk (DIM), 266 cows were fitted with a HeatWatch (HW) device (HeatWatch; DDx Inc., Boulder, CO), an activity (A) sensor (ALPRO; DeLaval Inc., Kansas City, MO), and observed visually ...

Service-sire conception rate (SCR) evaluations were implemented for the United States in August 2008. Only inseminations from the most recent 4 yr of breeding records are used for SCR evaluations, and all inseminations must have occurred ≥ 70 d before the data submission deadline for an evaluation. In April 2012, edits for SCR were modified so that all inseminations must have occurred ≥ 70 d be...