Relation of body weight, staple length, and horns in range rams

Research report containing the results of a study to determine any relationship between body weight and staple length in range rams, and any relationship between the potential to pass those traits on during production and the presence or absence of horns

Fertility characteristics of New Mexico range rams

Previous research; Procedures; Pre-ejaculatory measurements; Ejaculation; Semen evaluation; Statistical analysis; Results and discussion; Population studied; Breeds of rams; Semen characteristics and scrotal circumference; Breeds; Ages; Bacterial isoltes; Ratings of rams; Effect of breed; Effect of age; Scrotal size; Response to breeding soundness examination and vaccination for REO; Conclusions and recommendations; Literature citedBulletin containing the results of a study of fertility characteristics in New Mexico range rams for the improvement of reproductive efficiency in sheep

Reproductive performance of ewes treated with flurogestone acetate and gonadotrophins

Introduction; Experimental procedure; Results and discussion; Summary and conclusions; Literature citedResearch report containing the results of a study to determine the effects of flurogestone acetate and gonadotrophins on the reproductive performance of ewes

Effect of body weight, pelvic area and calf measurements on dystocia in beef heifers

Materials and methods; Results and discussion; Heifer measurement; Calf measurement; Relationships among measurements; Conclusions; Literature citedResearch report containing the results of a study to determine the effects of body weight, pelvic area, and calf measurement on the incidence of dystocia in beef heifers bred to calve early

Preparing New Mexico wool for market

Introduction; Shearing; Wool grading; Warehousing; SummaryCircular containing general information and instructions for shearing and preparing wool for market

Influence of age, body weight, and diethylstilbestrol on feedlot performance of early-weaned farm lambs

Introduction; Objectives; Previous research; Procedure; Ration fed; Statistical analysis; Results and discussion; 1965 trials; 1966 trials; 1967 trials; Discussion of three-year study; Conclusions; Appendix; Literature citedBulletin containing the results of a multi-year study to determine the effect of age and body weight of a lamb at the time of weaning, and diethylstilbestrol implants on feedlot performance of wether lambs

New Mexico extension news, Volume 41, Number 9

Wool judging project added to 4-H program; Guadalupe County ranchers use progressive methods; Beekeeping has many problems but it's an interesting business; Zuni woolgrowers battle epididymitis of rams; Know your officers; Artificial rumen aids in digestion studies; Farm factsSerial publication containing information on research and activities conducted at the New Mexico College of Agriculture and Mechanic Arts, and resources available to state residents through the College

Fertility characteristics of New Mexico range bulls

Summary; Introduction; Previous research; Procedures; Pre-ejaculatory measurements; Electroejaculation; Semen evaluation; Statistical analysis; Results and discussion; Semen characteristics; Effect of age; Effect of breed; Scrotal size; Effect of breed; Effect on semen characteristics; Rating of bulls; Effect of age; Effect of breed; Effect of scrotal size; Literature citedBulletin containing the results of a study of fertility characteristics in New Mexico range bulls for the improvement of reproductive efficiency in cattle

Reproductive performance of ewes treated with intravaginal progestin

Introduction; Previous research; Procedure; Initial breeding; Second breeding; Third breeding; Fourth breeding; Statistical analysis; Effect of progestin treatment and season; Synchronization of estrus; Conception rate, percentage of ewes lambing, and lambing percentage; Type of birth, birth weights; Sex of lambs and percentage of live births; Discussion; Literature cited; AppendixBulletin containing the results of a multi-year study to determine the effects of progestin treatment, fertility levels, and breeding season on the reproductive production of ewes

Reproductive performance and growth of range heifers treated with Ralgro and Rumensin

Previous research; Experimental procedure; Measurements; Breeding; Statistical analyses; Results and discussion; Effect on body weight and skeletal characteristics; Correlation coefficients; Reproductive performance; Conclusions; Literature citedBulletin containing the results of a three-year study to determine the effects of the growth stimulants Ralgro and Rumensin on range beef heifers