David O. Kleemann

Holland Road
Rosedale, SA 5350, Australia

Last Updated: 09/26/2026

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Found 37 publications

Reproductive Efficiency in Sheep: Estimates and Relationships with Fertility, Fecundity and Lamb Survival.

Reproductive Efficiency in Sheep: Estimates and Relationships with Fertility, Fecundity and Lamb Survival.

Journal: Animals : an open access journal from MDPI

Published: April 09, 2026

Does Melatonin Enhance Twin Lamb Survival in Commercial Merino Flocks in Australia?

Does Melatonin Enhance Twin Lamb Survival in Commercial Merino Flocks in Australia?

Journal: Animals : an open access journal from MDPI

Published: February 25, 2025

In Vitro Embryo Culture Impacts Heart Mitochondria in Male Adolescent Sheep.

In Vitro Embryo Culture Impacts Heart Mitochondria in Male Adolescent Sheep.

Journal: Journal of developmental biology

Published: February 12, 2025

Maternal Supplementation with Dietary Betaine during Late Gestation Increased Ewe Plasma Creatine and Lamb Thermoregulation under Field Conditions.

Maternal Supplementation with Dietary Betaine during Late Gestation Increased Ewe Plasma Creatine and Lamb Thermoregulation under Field Conditions.

Journal: Animals : an open access journal from MDPI

Published: July 17, 2024

Improving the efficacy of progesterone pessary treatment for synchrony of estrus in the sheep.

Improving the efficacy of progesterone pessary treatment for synchrony of estrus in the sheep.

Journal: Theriogenology

Published: May 28, 2024

Effects of short and long - term nutrition and progesterone supplementation on the success of fixed - time artificial insemination in the ewe.

Effects of short and long - term nutrition and progesterone supplementation on the success of fixed - time artificial insemination in the ewe.

Journal: Animal reproduction science

Published: December 11, 2023

Sex-specific effects of in vitro culture and embryo transfer on cardiac growth in sheep offspring.

Sex-specific effects of in vitro culture and embryo transfer on cardiac growth in sheep offspring.

Journal: Journal of molecular and cellular cardiology plus

Published: June 07, 2023

Strategies to improve the success of fixed-time artificial insemination in the ewe.

Strategies to improve the success of fixed-time artificial insemination in the ewe.

Journal: Reproduction in domestic animals = Zuchthygiene

Published: May 12, 2023

Ovarian follicle dynamics in ewes treated with intra-vaginal progesterone pessaries. 2. Factors affecting timing of estrus and reproductive outcomes following artificial insemination.

Ovarian follicle dynamics in ewes treated with intra-vaginal progesterone pessaries. 2. Factors affecting timing of estrus and reproductive outcomes following artificial insemination.

Journal: Theriogenology

Published: August 30, 2022

Ovarian follicle dynamics in ewes treated with intra-vaginal progesterone pessaries. 1. Follicle waves and parameters of the estrous cycle.

Ovarian follicle dynamics in ewes treated with intra-vaginal progesterone pessaries. 1. Follicle waves and parameters of the estrous cycle.

Journal: Theriogenology

Published: August 29, 2022

Heat stress from current and predicted increases in temperature impairs lambing rates and birth weights in the Australian sheep flock.

Heat stress from current and predicted increases in temperature impairs lambing rates and birth weights in the Australian sheep flock.

Journal: Nature food

Published: November 30, 2021

Sexual behaviour, semen quality and fertility of young Border Leicester rams administered melatonin during spring.

Sexual behaviour, semen quality and fertility of young Border Leicester rams administered melatonin during spring.

Journal: Animal reproduction science

Published: March 15, 2021

Showing 1-12 of 37

Last Updated: 09/26/2026