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Studies of the Reproductive Method and the Inheritance of a Leaf Chlorotic Trait in Selected Cynodon Accessions
(Oklahoma State University, 2005-12-01)
Thirty full-sib progeny plants of Cynodon arcuatus were evaluated using DAF. Lack of DAF polymorphisms among progeny plants, with eight DAF and MHP-DAF primers, suggests apomixis, but doesnot rule out the possibility of ...
Maintenance energy requirements, postpartum reproduction, and ruminal temperature at parturition and estrus of beef cows
(2009-05)
Scope and Method of Study: Angus x Hereford cows were used to determine the effects of postpartum weight gain (WG) and treatment with bovine somatotropin (bST) on concentrations of hormones in plasma and calf growth. Cows ...
Effects of season, sex, and age on the calcium physiology and bone dynamics of turtles
(2009-05)
Scope and Method of Study: This study investigated the potential tradeoffs between maternal bone density and the investment of calcium into offspring in the Texas tortoise ( Gopherus berlandieri ) and red-eared slider ( ...
Reproductive life history decisions and success of freshwater pond snails (Physa acuta) during chronic zinc exposure
(2019-12)
Life history theory examines how individuals should make trade-offs between current reproductive effort and survival to achieve future reproductive gains. A prediction is that as future life expectancy decreases, individuals ...
American burying beetle (Nicrophorus americanus) population at Camp Gruber, OK, breeding and overwintering survival
(2020-12)
The American burying beetle (ABB), Nicrophorus americanus Olivier (Coleoptera: Silphidae), once occurred across two thirds of North America but now occupies <10% of its historic range. Reasons for the decline have not been ...