kw.\*:("Proporción de sexos")
Results 1 to 25 of 3012
Selection :
Culling regimes and sex ratio biases in highland red deerCLUTTON-BROCK, T. H; LONERGAN, M. E.Journal of applied ecology. 1994, Vol 31, Num 3, pp 521-527, issn 0021-8901Article
Nonlinear and population-specific offspring sex ratios in relation to high variation in prey abundanceMILLON, Alexandre; BRETAGNOLLE, Vincent.Oikos. 2005, Vol 108, Num 3, pp 535-543, issn 0030-1299, 9 p.Article
Male excess among anatomically normal fetuses in spontaneous abortionsBYRNE, J; WARBURTON, D.American journal of medical genetics. 1987, Vol 26, Num 3, pp 605-611, issn 0148-7299Article
Sex biases in parasitism of neotropical bats by bat flies (Diptera: Streblidae)PATTERSON, Bruce D; DICK, Carl W; DITTMAR, Katharina et al.Journal of tropical ecology. 2008, Vol 24, pp 387-396, issn 0266-4674, 10 p., 4Article
Progenitive sex ratio among functioning sperm cellsBEAN, B.American journal of human genetics. 1990, Vol 47, Num 2, pp 351-353, issn 0002-9297, 3 p.Article
What stabilizes the sex ratio?JAMES, W. H.Annals of human genetics. 1995, Vol 59, pp 243-249, issn 0003-4800, 2Article
Extreme brood sex ratios in Bearded Tits Panurus biarmicusDAROLOVA, A; KRISTOFIK, J; HOI, H et al.Ibis (London. 1859). 2009, Vol 151, Num 1, pp 191-195, issn 0019-1019, 5 p.Article
Trisomy 18 : Changes in sex ratio during intrauterine lifeNIEDDST, Dunja; RIEGEL, Mariluce; ACHERMANN, Josef et al.American journal of medical genetics. Part A. 2006, Vol 140, Num 21, pp 2365-2367, issn 1552-4825, 3 p.Article
Contrasting sex ratios in siblings of male and female left-handed personsLYSTER, W. R; LLOYD, M. M.Journal of theoretical biology. 1987, Vol 126, Num 1, pp 125-126, issn 0022-5193Article
L'évolution du sex-ratio dans la SEPVUKUSIC, S.La Lettre du neurologue. 2014, Vol 18, Num 1, issn 1276-9339, p. 6, SUP1Article
Facultative sex ratio adjustment in response to male tarsus length in the Varied Tit Parus variusYAMAGUCHI, Noriyuki; KAWANO, Katsura K; EGUCHI, Kazuhiro et al.Ibis (London. 1859). 2004, Vol 146, Num 1, pp 108-113, issn 0019-1019, 6 p.Article
Sex ratio of male sex preselected children born to couples with exclusively female offspringERICSSON, S. A; ERICSSON, R. J.Archives of andrology. 1992, Vol 28, Num 2, pp 121-123, issn 0148-5016Article
Female infanticide and human sex ratio evolutionNORDBORG, M.Journal of theoretical biology. 1992, Vol 158, Num 2, pp 195-198, issn 0022-5193Article
Biology of the rock crab Charybdis natator (Herbst) (Brachyura: Portunidae)SUMPTON, W.Bulletin of marine science. 1990, Vol 46, Num 2, pp 425-431, issn 0007-4977Article
Parental hormone levels and the possibility of establishing that some mammalian sex ratio variation is adaptiveJAMES, W. H.Journal of theoretical biology. 1989, Vol 140, Num 1, pp 39-40, issn 0022-5193Article
Variation in chromosome number in the sheep headfly Hydrotaea irritans (Fallen) (Diptera: Muscidae)LOESCHCKE, V; CHRISTENSEN, B.Experientia. 1987, Vol 43, Num 4, pp 447-448, issn 0014-4754Article
Sex association in doubled cocoons of tasar silk insect Antheraea mylitta Drury (Lepidoptera: Saturniidae)NAYAK, B. K; DASH, A. K; DAS, P. K et al.Séricologia. 1986, Vol 26, Num 3, pp 285-289, issn 0250-3980Article
TEMPORAL AND SPATIAL DISTRIBUTION, SEX RATIO AND FECUNDITY OF THE EYE FLY SIPHUNCULINA FUNICOLA (DIPTERA: CHLOROPIDAE) AT AGGREGATION SITES DURING DIURNAL AND NOCTURNAL PERIODSCHANSANG, Uruyakorn; MULLA, Mir S; SAWANPANYALERT, Pathom et al.Southeast Asian journal of tropical medicine and public health. 2011, Vol 42, Num 2, pp 274-288, issn 0125-1562, 15 p.Article
Are there preconceptional determinants of mammalian sex? A response to Boklage (2005)JAMES, William H.Human reproduction (Oxford. Print). 2006, Vol 21, Num 10, pp 2486-2490, issn 0268-1161, 5 p.Article
Further evidence that mammalian sex ratios at birth are partially controlled by parental hormone levels around the time of conceptionJAMES, William H.Human reproduction (Oxford. Print). 2004, Vol 19, Num 6, pp 1250-1256, issn 0268-1161, 7 p.Article
Fréquence de l'énurésie chez les enfants âgés de 4 à 7 ans = Enuresis in children aged 4-7HERRY, Y.Canadian journal of behavioural science. 1988, Vol 20, Num 4, pp 434-441, issn 0008-400XArticle
Fille ou garçon, qui décide? = A boy or a girl : who decides ?PAOLONI-GIACOBINO, A.Revue médicale suisse. 2005, Vol 1, Num 44, pp 2880-2882, issn 1660-9379, 3 p.Article
Induction of gynogenetic diploid males and presumption of sex determination mechanisms in the hirame Paralichthys olivaceusTABATA, K.Nippon Suisan Gakkaishi. 1991, Vol 57, Num 5, pp 845-850, issn 0021-5392Article
The sex ratios of offspring of sexually promiscuous people : with reference to hepatitis B and prostatic cancerJAMES, W. H.Journal of biosocial science (Print). 1990, Vol 22, Num 4, pp 517-518, issn 0021-9320Article
Lack of association between gastric emptying of solids and symptoms in nonulcer dyspepsiaTALLEY, N. J; SHUTER, B; MCCRUDDEN, G et al.Journal of clinical gastroenterology. 1989, Vol 11, Num 6, pp 625-630, issn 0192-0790Article