ESTRUS WITHOUT OVULATION IN PUBERAL EWES.EDEY TN; CHU TT; KILGOUR R et al.1977; THERIOGENOLOGY; U.S.A.; DA. 1977; VOL. 7; NO 1; PP. 11-15; BIBL. 6 REF.Article

Resynchronizing estrus and ovulation after not-pregnant diagnosis and various ovarian states including cystsSTEVENSON, J. S; TIFFANY, S. M.Journal of dairy science. 2004, Vol 87, Num 11, pp 3658-3664, issn 0022-0302, 7 p.Article

ERFAHRUNGEN BEI DER UEBERLEITUNG DES BIOTECHNISCHEN VERFAHRENS DER BRUNSTSYNCHRONISATION DER FAERSEN IN DIE INDUSTRIEMAESSIGE TIERPRODUKTION. = EXPERIENCES ACQUISES AU COURS DE L'INTRODUCTION DU PROCEDE BIOTECHNIQUE DE SYNCHRONISATION DE L'OESTRUS DANS LA PRODUCTION INDUSTRIELLE DE GENISSESEULENBERGER K; WOHANKA K.1977; WISSENSCH. Z. KARL-MARX-UNIV. LEIPZIG, MATH. NATUURWISSENSCH. REIHE; DTSCH.; DA. 1977; VOL. 26; NO 3; PP. 239-244; BIBL. 1 REF.Article

Inseminations at estrus induced by presynchronization before application of synchronized estrus and ovulationSTEVENSON, J. S; PHATAK, A. P.Journal of dairy science. 2005, Vol 88, Num 1, pp 399-405, issn 0022-0302, 7 p.Article

EXTEROCEPTIVE FACTORS, SEXUAL MATURATION AND REPRODUCTION IN THE FEMALE RATNORRIS ML; ADAMS CE.1979; LAB. ANIMALS; GBR; DA. 1979; VOL. 13; NO 3; PP. 283-286; ABS. GER; BIBL. 24 REF.Article

DETECTION OF ESTRUS BY THREE METHODS.STEVENSON JS; BRITT JH.1977; J. DAIRY SCI.; U.S.A.; DA. 1977; VOL. 60; NO 12; PP. 1994-1998; BIBL. 18 REF.Article

A COST-BENEFIT ANALYSIS FOR A MONITORING SYSTEM TO DETECT ESTRUS IN DAIRY COWS.MORRIS CA; HURNIK JF; KING GJ et al.1976; CANAD. J. ANIM. SCI.; CANADA; DA. 1976; VOL. 56; NO 2; PP. 291-298; ABS. FR.; BIBL. 12 REF.Article

The detection of estrus in cattle raised under tropical conditions : What we know and what we need to knowGALINA, Carlos S; ORIHUELA, Agustin.Hormones and behavior (Print). 2007, Vol 52, Num 1, pp 32-38, issn 0018-506X, 7 p.Article

EXPLORATORY BEHAVIOUR OF RATS AT OESTRUSMARTIN JR; BAETTIG K.1980; ANIMAL BEHAV.; GBR; DA. 1980; VOL. 28; NO 3; PP. 900-905; BIBL. 20 REF.Article

HORMONAL INDUCTION OF LACTATION IN NON-PREGNANT AWASSI EWES. I: LACTATIONAL PERFORMANCE AND OESTROUS BEHAVIOURMOHI ALDEEN KA; ABDUR RAHMAN S.1980; ZENTRALBL. VETERINAERMED., REIHE A; ISSN 0300-8711; DEU; DA. 1980; VOL. 27; NO 5; PP. 372-378; ABS. GER/FRE/SPA; BIBL. 12 REF.Article

PRACTICAL EXPERIENCES WITH PROSTAGLANDINS IN HEIFERS AND DAIRY COWS.VAN LIESHOUT JAH; SCHRODER PJJA; ELSINGHORST HAM et al.1977; T. DIERGENEESKDE; NEDERL.; DA. 1977; VOL. 102; NO 20; PP. 1204-1209; ABS. NEERL.; BIBL. 17 REF.Article

TAIL PAINTING - A SIMPLE FORM OF OESTRUS DETECTION IN NEW ZEALAND DAIRY HERDS.MACMILLAN KL; CURNOW RJ.1977; NEW ZEAL. J. EXPER. AGRIC.; NZL; DA. 1977; VOL. 5; NO 4; PP. 357-361; BIBL. 18 REF.Article

SALIVA AS A CHEMICAL CUE IN THE DEVELOPMENT OF SOCIAL BEHAVIORBLOCK ML; VOLPE LC; HAYES MJ et al.1981; SCIENCE; ISSN 0036-8075; USA; DA. 1981; VOL. 211; NO 4486; PP. 1062-1064; BIBL. 13 REF.Article

SYNCHRONIZED BREEDING OF CYCLING EWES TO PRODUCE FETUSES OF KNOWN GESTATIONAL AGESPITZER JC; CARPENTER RH.1979; LAB. ANIMAL SCI.; USA; DA. 1979; VOL. 29; NO 6; PP. 755-758; BIBL. 6 REF.Article

MANAGING REPRODUCTION IN DAIRY CATTLE. III. CHANGES IN CULLING PATTERNS WITH INCREASED REPRODUCTION.BRANNEN LR; ULBERG LC; ZIMBELMAN RG et al.1977; J. DAIRY SCI.; U.S.A.; DA. 1977; VOL. 60; NO 7; PP. 1125-1132; BIBL. 12 REF.Article

SYNCHRONIZATION OF OESTRUS IN ICELAND EWES WITH SPECIAL REFERENCE TO FIXED-TIME ARTIFICIAL INSEMINATION.DYRMUNDSSON OR.1977; ACTA AGRIC. SCAND.; SUEDE; DA. 1977; VOL. 27; NO 3; PP. 250-252; BIBL. 8 REF.Article

Phenotypic and genetic correlations between gilt estrus, puberty, growth, composition, and structural conformation traits with first-litter reproductive measuresKNAUER, M. T; CASSADY, J. P; NEWCOM, D. W et al.Journal of animal science. 2011, Vol 89, Num 4, pp 935-942, issn 0021-8812, 8 p.Article

Relationship of ruminal temperature with parturition and estrus of beef cowsCOOPER-PRADO, M. J; LONG, N. M; WRIGHT, E. C et al.Journal of animal science. 2011, Vol 89, Num 4, pp 1020-1027, issn 0021-8812, 8 p.Article

ESTRUS SYNCHRONIZATION AND SUPEROVULATION WITH A SUBCUTANEOUS GESTAGEN IMPLANT (NORGESTOMET, INTERVET) IN SUCKLER COWS AND HEIFERSHOLTZ W; HERRMANN HH; VOSS HJ et al.1979; THERIOGENOLOGY; USA; DA. 1979; VOL. 12; NO 4; PP. 197-205; BIBL. 12 REF.Article

HISTOMORPHOLOGICAL CHANGES IN THE FEMALE REPRODUCTIVE TRACT OF SUNCUS MURINUS SINDENSIS (ANDERSON) DURING THE OESTROUS CYCLE.ASHA SHARMA; MATHUR RS.1976; FOLIA BIOL.; POLOGNE; DA. 1976; VOL. 24; NO 3; PP. 277-283; H.T. 4; ABS. POL. RUSSE; BIBL. 11 REF.Article

Glycoproteins and glycosidases of the cervix during the periestrous period in cattlePLUTA, K; IRWIN, J. A; CARRINGTON, S. D et al.Journal of animal science. 2011, Vol 89, Num 12, pp 4032-4042, issn 0021-8812, 11 p.Article

A comparison of progestin-based protocols to synchronize estrus in postpartum beef cowsSTEGNER, J. E; KOJIMA, F. N; ELLERSIECK, M. R et al.Journal of animal science. 2004, Vol 82, Num 4, pp 1016-1021, issn 0021-8812, 6 p.Article

INFLUENCE OF MONOAMINE OXIDASE INHIBITOR ON THE INDUCTION OF PERSISTENT ESTRUS BY ANDROGEN IN THE RAT.SHIRAMA K; KIKUYAMA S; TAKEO Y et al.1976; NEUROENDOCRINOLOGY; SWITZ.; DA. 1976; VOL. 20; NO 3; PP. 282-287; BIBL. 17 REF.Article

STUDIES ON THE ROLE OF THE PREOPTIC AREA IN THE CONTROL OF REPRODUCTIVE FUNCTION IN THE RAT.CLEMENS JA; SMALSTIG EB; SAWYER BD et al.1976; ENDOCRINOLOGY; U.S.A.; DA. 1976; VOL. 99; NO 3; PP. 728-735; BIBL. 23 REF.Article

The loss of estrus behavior in humans : a physiological explanationCLARK, J. H.Medical hypotheses. 1992, Vol 38, Num 3, pp 270-271, issn 0306-9877Article