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Magma (New York, N.Y.)|July 1, 1995
Analysis of micellar and vesicular lecithin and cholesterol in model bile using 1H- and 31P-NMRM P de Graaf, A K Groen, W M BovéeScientific Reports|November 11, 2024
A multivariate model for the prediction of pregnancy following laparoscopic artificial insemination of sheepEloise A Spanner, S P de Graaf, J P RickardAnimals : an Open Access Journal From MDPI|December 9, 2020
Global Methylation and Protamine Deficiency in Ram Spermatozoa Correlate with Sperm Production and Quality but Are Not Influenced by Melatonin or SeasonKelsey R Pool, Jessica P Rickard, Simon P de GraafAnimal Reproduction Science|April 15, 2025
The effect of freezing and thawing techniques on the in vitro quality of pellet-frozen ram semenE A Spanner, J P Rickard, S P de GraafAnimal Reproduction Science|March 28, 2024
Factors affecting the success of laparoscopic artificial insemination in sheepE A Spanner, S P de Graaf, J P RickardTheriogenology|April 14, 2024
Uterine tone influences fertility of Merino ewes following laparoscopic artificial inseminationE A Spanner, S P de Graaf, J P RickardDomestic Animal Endocrinology|May 4, 2020
Overcoming neuroendocrine and metabolic barriers to puberty: the role of melatonin in advancing puberty in ewe lambsK R Pool, J P Rickard, S P de GraafTheriogenology|June 12, 2010
The effect of sperm and cryoprotectant concentration on the freezing success of sex sorted ram sperm for in vitro fertilizationK H Beilby, S P de Graaf, C G GrupenTheriogenology|July 16, 2025
The validation and application of an ovine fertility model using standardised in vitro thresholds to predict the likelihood of pregnancyE A Spanner, S P de Graaf, J P RickardReproduction in Domestic Animals = Zuchthygiene|March 3, 2025
The Percentage of Normal Sperm Declines in Consecutively Collected Ejaculates of Ram SemenKatherine R Seymour, Jessica P Rickard, Simon P de GraafPageof 16