Zobrazeno 1 - 10 of 31 pro vyhledávání: '"W, van der Holst"'
1
[Rectal tears in the horse: malpractice or an unfortunate accident?]
Autor: M M, Sloet van Oldruitenborgh-Oosterbaan, S, Boerma, G A, van Exel, W, van der Holst, H W, Merkens, K, van Muiswinkel, J M, Parlevliet, J W E, Peters, M L G, Seuren-Coppens, L A J, Smeenk, M A, van der Velden, G C, van der Weijden
Publikováno v: Tijdschrift voor diergeneeskunde. 129(19)
Rectal tears are a relatively rare complication of rectal palpation, mating or dystocia, and idiopathic spontaneous occurrence of rectal perforation has also been described. Rectal tears have been classified in a three or a four-grade system. Immedia
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid________::c971528898596a8dacc7fb1dda960d96
https://pubmed.ncbi.nlm.nih.gov/15822449
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3
[The most suitable time for mating of the bitch (author's transl)]
Autor: W, Van Der Holst, A P, Best
Publikováno v: Tijdschrift voor diergeneeskunde. 101(12)
The literature on the oestrous cycle in the bitch is briefly reviewed. 283 bitches were studied in order to develop a procedure by which to determine the time of ovulation, i.e., the optimum time for mating or insemination. Examination of vaginal sme
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid________::a143c726a551c96cd95a2d428c376c37
https://pubmed.ncbi.nlm.nih.gov/1273822
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4
A study of the morphology of stallion semen during the breeding and non-breeding seasons
Autor: W, van der Holst
Publikováno v: Journal of reproduction and fertility. Supplement. (23)
Season was shown to markedly influence semen characteristics of stallions in Holland, including ejaculate volume, sperm motility, total number of spermatozoa/ejaculate and the percentage of spermatozoa showing morphological abnormalities. Maintenance
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid________::ef181afce645bf8f9ffac18bcc79aee9
https://pubmed.ncbi.nlm.nih.gov/1060878
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6
[Morphology of live and dead spermatozoa of stallions (author's transl)]
Autor: J, Hendrikse, W, van der Holst, A P, Best
Publikováno v: Tijdschrift voor diergeneeskunde. 103(23)
Examination of 539 ejaculates of stallions of various breeds showed that approximately 60 per cent of the spermatozoa were completely normal morphologically. Of these morphologically normal spermatozoa, 13 per cent were dead. The total proportion of
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid________::8558dd59a56b2e92f0582e46d6a4a3cb
https://pubmed.ncbi.nlm.nih.gov/366795
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8
[The value of blood progesterone determination about 18 days post ovulation for pregnancy testing in mares]
Autor: P J, de Vries, W, van der Holst
Publikováno v: Tijdschrift voor diergeneeskunde. 108(10)
The reliability of determination of the plasma progesterone level within approximately eighteen days after ovulation in the pregnancy diagnosis of mares is examined in the present study. Studies were done in seventy-five mares, a number of which were
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid________::d0fed9abba7f03a01961feed6b3941e1
https://pubmed.ncbi.nlm.nih.gov/6879575
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10
Prolonged spring oestrus in mares: The use of progestogens with specific reference to proligestone
Autor: W. van der Holst, E. P. Oldenkamp, P.H. van Laar
Publikováno v: Theriogenology, 24(6), 609. Elsevier
The problems of prolonged spring oestrus in mares, which is often associated with multifollicular ovaries (MFO), are described in the context of the need to produce foals early in the year. The results obtained, in terms of pregnancy and time of ovul
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1b1ecfa8b04256a7c7f26e378de83506
https://hdl.handle.net/1874/16772
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