G. H. Davis

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Fibre production, shearing procedure and fleece characteristics of alpacas farmed in New Zealand

George H. Davis, Ken G. Dodds, K. Dodds, 1992 .

Physiology of GDF9 and BMP15 signalling molecules.

K. McNatty, J. Juengel, D. Heath, 2004, Animal reproduction science.

Mutations in the Genes for Oocyte-Derived Growth Factors GDF9 and BMP15 Are Associated with Both Increased Ovulation Rate and Sterility in Cambridge and Belclare Sheep (Ovis aries)1

M. Mullen, R. Powell, P. Mulsant, 2004, Biology of reproduction.

Evidence That an Imprinted Gene on the X Chromosome Increases Ovulation Rate in Sheep

K. Dodds, N. Jay, G. H. Davis, 2001, Biology of reproduction.

A putative autosomal gene increasing ovulation rate in Romney sheep.

K. Dodds, S. Galloway, G. H. Davis, 2006, Animal reproduction science.

Major genes affecting ovulation rate in sheep

G. H. Davis, 2005, Genetics Selection Evolution.

Segregation of a major gene influencing fecundity in progeny of Booroola sheep

G. Montgomery, R. Kelly, G. H. Davis, 1982 .

Changes in liveweight and behaviour of alpaca dams and offspring following weaning.

J. C. Pollard, R. Littlejohn, G. H. Davis, 1993, New Zealand veterinary journal.

Ovarian morphology and endocrine characteristics of female sheep fetuses that are heterozygous or homozygous for the inverdale prolificacy gene (fecX1).

K. McNatty, W. O, P. Smith, 1997, Biology of reproduction.

Ovaries of ewes homozygous for the X-linked Inverdale gene (FecXI) are devoid of secondary and tertiary follicles but contain many abnormal structures.

K. McNatty, D. Phillips, P. Smith, 1993, Biology of reproduction.

Infertility due to bilateral ovarian hypoplasia in sheep homozygous (FecXI FecXI) for the Inverdale prolificacy gene located on the X chromosome.

J. McEwan, K. Dodds, W. O, 1992, Biology of reproduction.

Mutations in an oocyte-derived growth factor gene (BMP15) cause increased ovulation rate and infertility in a dosage-sensitive manner

G. Montgomery, K. Dodds, T. Jokiranta, 2000, Nature Genetics.

Commercial performance of sheep carrying the Inverdale gene (FecX).

A. Gray, G. H. Davis, 1995 .

Concentrations of FSH are elevated in new-born ewe lambs carrying the Booroola F gene but not in lambs from a prolific Romney strain.

I. C. Scott, G. Montgomery, R. Littlejohn, 1989, Reproduction, fertility, and development.

Single-Nucleotide Polymorphisms in the LEPR Gene Are Associated with Divergent Phenotypes for Age at Onset of Puberty in Davisdale Ewes1

R. Brauning, J. Juengel, M. French, 2014, Biology of reproduction.

Running title: Association of SNPs in LEPR with puberty onset Summary sentence: Single nucleotide polymorphisms resulting in alterations to the amino acid structure of the LEPR were strongly associated with delayed puberty in ewe lambs.

R. Brauning, J. Juengel, M. French, 2014 .

Sires for more valuable lambs

J. McEwan, Clarke Jn, P. Fennessy, 1995 .

Comparison of growth, hogget fleece weight and reproductive traits of three sheep breeds from a flock selected for prolificacy and a Romney control flock

J. McEwan, K. Dodds, Clarke Jn, 1992 .

Influence of birth weight and litter size on lamb survival in high fecundity Booroola-Merino crossbred flocks

R. Kelly, G. H. Davis, J. L. Owens, 1985 .

Postnatal uterine development in Inverdale ewe lambs.

T. Spencer, F. Bazer, K. Hayashi, 2007, Reproduction.

Investigation of the Booroola (FecB) and Inverdale (FecX(I)) mutations in 21 prolific breeds and strains of sheep sampled in 13 countries.

N. Cockett, J. Arranz, R. Baumung, 2006, Animal reproduction science.

Physiological effects of major genes affecting ovulation rate in sheep

J. Juengel, K. McNatty, N. Hudson, 2005, Genetics Selection Evolution.

Using sheep lines with mutations in single genes to better understand ovarian function.

J. Juengel, K. McNatty, G. H. Davis, 2013, Reproduction.

Patterns of Expression of Messenger RNAs Encoding GDF9, BMP15, TGFBR1, BMPR1B, and BMPR2 During Follicular Development and Characterization of Ovarian Follicular Populations in Ewes Carrying the Woodlands FecX2W Mutation1

J. Juengel, K. McNatty, S. Lawrence, 2007, Biology of reproduction.

DNA Tests in Prolific Sheep from Eight Countries Provide New Evidence on Origin of the Booroola (FecB) Mutation1

Subandriyo, I. Ross, F. Lecerf, 2002, Biology of reproduction.

Physiology and molecular genetics of mutations that increase ovulation rate in sheep.

G. Montgomery, K. McNatty, G. H. Davis, 1992, Endocrine reviews.

Interval from calving at first oestrus in autumn- and spring-calving herds in the same locality.

G. Montgomery, G. Hurrell, G. H. Davis, 1980 .

Hyper-Prolific Ewes Carrying Copies of Three Major Genes: A Model for Studying Genes Controlling Ovulation Rate.

J. Juengel, K. McNatty, S. Galloway, 2008 .

Evidence for the presence of a major gene influencing ovulation rate on the X chromosome of sheep.

J. McEwan, K. Dodds, P. Fennessy, 1991, Biology of reproduction.

Oocyte-derived growth factors and ovulation rate in sheep.

K. McNatty, J. Juengel, N. Groome, 2019, Reproduction (Cambridge, England) Supplement.

Fecundity genes in sheep.

G. H. Davis, 2004, Animal reproduction science.

Bmp15 mutations and ovarian function

J. Juengel, O. Ritvos, K. McNatty, 2002, Molecular and Cellular Endocrinology.

Ovulation rate and litter size of prolific Inverdale (FecX I) and Hanna (FecX H) sheep.

K. Dodds, G. H. Davis, G. Bruce, 2001 .

Chapter 13 – The single gene inheritance of the high litter size of the Booroola Merino

B. Bindon, G. H. Davis, L. Piper, 1985 .

Genes controlling ovulation rate in sheep.

G. Montgomery, K. McNatty, S. Galloway, 2001, Reproduction.

Economic values for ewe prolificacy and lamb survival in New Zealand sheep

P. R. Amer, John C. McEwan, George H. Davis, 1999 .

Combined effect of the Inverdale and Booroola prolificacy genes on ovulation rate in sheep.

K. Dodds, G. H. Davis, G. Bruce, 1999 .

Chapter 15 – Introduction and management of the Booroola gene in sheep flocks in New Zealand

G. H. Davis, G. Hinch, 1985 .

Heterozygous Inverdale ewes show increased ovulation rate sensitivity to pre-mating nutrition.

K. Dodds, J. Juengel, G. H. Davis, 2011, Reproduction, fertility, and development.

Identification of a Line of Sheep Carrying a Putative Autosomal Gene Increasing Ovulation Rate in Sheep That Does Not Appear to Interact with Mutations in the Transforming Growth Factor Beta Superfamily1

K. Dodds, J. Juengel, L. Proctor, 2011, Biology of reproduction.

Integration of molecular and quantitative information in sheep and goat industry breeding programmes

J. McEwan, K. Dodds, G. H. Davis, 2007 .

Discovery of the Inverdale gene (FecX)

J. McEwan, K. Dodds, P. Fennessy, 1995 .

Distribution of prolific Garole sheep in West Bengal, India

Sandip Banerjee, S. Galloway, G. H. Davis, 2011 .

Distribution of proli fi c Garole sheep in West Bengal , India

S. Banerjee, S. Galloway, G. H. Davis, 2011 .

Introgression of the Booroola mutation (FecB) leads to hyper-prolificacy in a Romney sheep flock.

K. Dodds, G. H. Davis, P. A. Farquhar, 2006 .

Further evidence of non-mendelian inheritance at the FecX2 locus in a prolific sheep flock.

K. Dodds, G. H. Davis, R. Wheeler, 2002 .

Identification of Booroola carriers using microsatellite markers.

G. Montgomery, K. Dodds, E. Lord, 1998 .

Factors affecting differences between birth weight of littermates (BWTD) and the effects of BWTD on lamb performance.

K. Dodds, J. Juengel, G. H. Davis, 2018, Animal reproduction science.

Effects of immunization against androstenedione or bone morphogenetic protein 15 (BMP15) on reproductive performance in sheep.

J. Juengel, K. McNatty, N. Hudson, 2013, Journal of animal science.

Genetic mutations influencing ovulation rate in sheep.

J. Juengel, K. McNatty, S. Galloway, 2001, Reproduction, fertility, and development.

A genetic test to identify carriers of the ovine Inverdale fecundity gene

L. Cambridge, S. Galloway, G. H. Davis, 1999 .

Mutations in the leptin receptor gene associated with delayed onset of puberty are also associated with decreased ovulation and lambing rates in prolific Davisdale sheep.

R. Brauning, K. Dodds, J. Juengel, 2016, Reproduction, fertility, and development.

Attainment of puberty by ewes in the first year of life is associated with improved reproductive performance at 2 years of age

J. Juengel, S. Edwards, G. H. Davis, 2015 .

Liveweight, fleece weight and prolificacy of Romney ewes carrying the Inverdale prolificacy gene (FecXI) located on the X-chromosome

J. McEwan, K. Dodds, P. Fennessy, 1993 .

Genetic studies of prolificacy in New Zealand sheep

K. Dodds, C. Morris, G. H. Davis, 1998 .

Chapter 24 – Ovulation rate and oestrus in Booroola genotypes: some effects of age, season and nutrition

G. Montgomery, R. Kelly, G. H. Davis, 1985 .

An independent statistical analysis of ovulation rate data used to segregate Booroola-Merino genotypes

G. H. Davis, J. L. Owens, P. Johnstone, 1985 .

Factors affecting lamb birth weights from high fecundity Booroola ewes

R. Kelly, G. H. Davis, J. L. Owens, 1985 .

New Zealand Society of Animal Production online archive

G. H. Davis, N. Jopson, P. A. Farquhar, 1998 .

Chromosome of Sheep

J. McEwan, K. Dodds, P. Fennessy, 1991 .

A note on the induction of ovulation in lactating red deer hinds prior to the breeding season

M. Fisher, P. Fennessy, G. H. Davis, 1989 .

Effect of selenium and an anthelmintic on the growth of weaned calves in the South Island high country

G. H. Davis, 1974 .

A linkage map of sheep chromosome X (OARX) aligned to human chromosome X (HSAX).

K. Dodds, M. French, S. Galloway, 2011, Animal genetics.

Breeding implications of the streak ovary condition in homozygous (FecXI/FecXI) Inverdale sheep.

G. H. Davis, P. Reid, G. Bruce, 1994 .

Identifying infertile homozygous Inverdale (FecXI) ewe lambs on the basis of genotype differences in reproductive hormone concentrations.

G. H. Davis, T. Manley, P. Johnstone, 1997, Animal reproduction science.

I. Effects of number of ewes joined per ram, age of ewe, and paddock size

G. H. Davis, A. Allison, 1976 .

Causes of lamb mortality in two highly prolific Booroola crossbred flocks and a Romney flock

R. Kelly, G. H. Davis, R. Trotter, 1986 .

Productive changes in longwool breeds in New Zealand following crossbreeding with Booroola-type rams.

R. Kelly, G. H. Davis, A. Allison, 1980 .

Wool production and characteristics of Merino and longwool ewes and their respective Booroola crosses.

G. H. Davis, A. Allison, H. Hawker, 1980 .

Production during 5 years from Merino ewes reared on different levels of nutrition between 7 and 19 months of age

J. R. Stevenson, G. H. Davis, P. Johnstone, 1983 .

II. Effects of age of ewe, live weight, and paddock size on duration of oestrus and ram-seeking activity

G. H. Davis, A. Allison, 1976 .

Activin A and follistatin during the oestrous cycle and early pregnancy in ewes.

T. Spencer, F. Bazer, J. Juengel, 2016, The Journal of endocrinology.

An earlier rise in systemic progesterone and increased progesterone in the uterine vein during early pregnancy are associated with enhanced embryonic survival in the ewe.

J. Juengel, K. McNatty, P. Hurst, 2013, Theriogenology.