Skip to content

Home Search Authors Pakistan News Saved

SciRah

SciRah does not host or store research papers. Results come live from free, official scholarly APIs, and every paper links back to its original source.

Data sources

OpenAlex
Semantic Scholar
Crossref
CORE
arXiv
PubMed

Privacy policy Terms of service

A. Ridler · SciRah

Researcher profile · Semantic Scholar

A. Ridler

Share profile

A. Ridler — researcher profile on SciRah

h-index: 16
Works: 51
Citations: 734

Most-cited papers

Ruminant Brucellosis in the Kafr El Sheikh Governorate of the Nile Delta, Egypt: Prevalence of a Neglected Zoonosis
Y. Hegazy, A. Moawad, S. Osman, A. Ridler +1 more
2011PLoS Neglected Tropical Diseases84 citations Open access
Semantic Scholar
Assessment and simulation of the implementation of brucellosis control programme in an endemic area of the Middle East
Y. Hegazy, A. Ridler, F. J. Guitián
2009Epidemiology and Infection68 citations Open access
Semantic Scholar
A possible role for Neospora caninum in ovine abortion in New Zealand
D. West, W. Pomroy, M. G. Collett, Fi Hill +4 more
200656 citations
Semantic Scholar
Control of Brucella ovis infection in sheep.
A. Ridler, D. West
2011The Veterinary clinics of North America. Food animal practice55 citations Open access
Semantic Scholar
Using social network analysis to inform disease control interventions.
N. Marquetoux, M. Stevenson, P. Wilson, A. Ridler +1 more
2016Preventive Veterinary Medicine42 citations
Semantic Scholar
Preliminary evaluation of the effectiveness of captive-bolt guns as a killing method without exsanguination for horned and unhorned sheep
T. Gibson, A. Ridler, C. R. Lamb, Alison L. Williams +2 more
201237 citations Open access
Semantic Scholar
Assessment of occupational exposure to leptospirosis in a sheep-only abattoir
S. Dorjee, C. Heuer, R. Jackson, D. West +3 more
2010Epidemiology and Infection32 citations Open access
Semantic Scholar
Ewe Wastage in New Zealand Commercial Flocks: Extent, Timing, Association with Hogget Reproductive Outcomes and BCS
K. Flay, A. Ridler, C. Compton, P. Kenyon
2021Animals25 citations Open access
Semantic Scholar
Examination of teeth in sheep health management
A. Ridler, D. West
201024 citations Open access
Semantic Scholar
Differences in lamb production between ewe lambs and mature ewes
E. Pettigrew, R. Hickson, H. Blair, K. Griffiths +3 more
202023 citations
Semantic Scholar
Effectiveness of a commercial leptospiral vaccine on urinary shedding in naturally exposed sheep in New Zealand.
E. Vallée, A. Ridler, C. Heuer, J. Collins-Emerson +2 more
2017Vaccine23 citations
Semantic Scholar
A synthesis of the patho-physiology of Mycobacterium avium subspecies paratuberculosis infection in sheep to inform mathematical modelling of ovine paratuberculosis
N. Marquetoux, R. Mitchell, A. Ridler, C. Heuer +1 more
2018Veterinary Research21 citations Open access
Semantic Scholar
The effects of body condition score and nutrition of triplet-bearing ewes in late pregnancy
P. Kenyon, S. Morris, R. Hickson, P. Back +3 more
201319 citations
Semantic Scholar
Glucocorticoids affect bone mineral density and bone remodelling in OVX sheep: A pilot study
Diana Cabrera, F. Wolber, K. Dittmer, C. Rogers +7 more
2018Bone Reports18 citations Open access
Semantic Scholar
The effect of liveweight and body condition score on the ability of ewe lambs to successfully rear their offspring
Kj Griffiths, A. Ridler, C. Heuer, R. Corner-Thomas +1 more
201618 citations
Semantic Scholar
Sources of Streptococcus dysgalactiae in English and Welsh sheep flocks affected by infectious arthritis (joint ill)
S. Rutherford, A. Rycroft, A. Ridler
2014The Veterinary Record18 citations Open access
Semantic Scholar
The use of farm-management tools by New Zealand sheep farmers: changes with time
Corner-Thomas Ra, Kenyon Pr, Morris St, A. Ridler +4 more
201616 citations
Semantic Scholar
Economic Cost of Ovine Johne’s Disease in Clinically Affected New Zealand Flocks and Benefit-Cost of Vaccination
M. Gautam, P. Anderson, A. Ridler, P. Wilson +1 more
2018Veterinary Sciences14 citations Open access
Semantic Scholar
Defects and bacterial pathogens in udders of non-dairy breed ewes from New Zealand
A. Ridler, Gabby Rout-Brown, K. Flay, N. Velathanthiri +1 more
2021New Zealand Journal of Agricultural Research13 citations
Semantic Scholar
Live weight and body composition associated with an increase in body condition score of mature ewes and the relationship to dietary energy requirements
P. Morel, N. Schreurs, R. Corner-Thomas, A. Greer +3 more
201613 citations
Semantic Scholar
Factors Associated with Mortality of Lambs Born to Ewe Hoggets
A. Ridler, K. Flay, P. Kenyon, H. Blair +2 more
2022Animals12 citations Open access
Semantic Scholar
Factors Associated with Ewe Death and Casting in an Extensively Farmed Sheep Flock in New Zealand
Kimberly Capdevila-Ospina, R. Corner-Thomas, K. Flay, P. Kenyon +1 more
2021Ruminants8 citations Open access
Semantic Scholar
Effects of Streptococcus dysgalactiae polyarthritis on lamb growth and mortality and risk factors for disease
A. Ridler, R. Hickson, Kate Griffiths, Emma Pettigrew +1 more
2019Small Ruminant Research8 citations
Semantic Scholar
What counts? A review of in vitro methods for the enumeration of Mycobacterium avium subsp. paratuberculosis.
N. Marquetoux, A. Ridler, C. Heuer, P. Wilson
2019Veterinary Microbiology8 citations
Semantic Scholar
Experimental infection of New Zealand Merino sheep with a suspension of Mycobacterium avium subspecies paratuberculosis (Map) strain Telford: Kinetics of the immune response, histopathology and Map culture.
V. Dukkipati, A. Ridler, K. G. Thompson, B. Buddle +6 more
2016Veterinary Microbiology8 citations Open access
Semantic Scholar
A survey examining the New Zealand breed composition, management tool use and research needs of commercial sheep farmers and ram breeders.
R. Corner-Thomas, Kenyon Pr, Morris St, A. Greer +5 more
20138 citations
Semantic Scholar
Effect of Palpable Udder Defects on Milk Yield, Somatic Cell Count, and Milk Composition in Non-Dairy Ewes
M. Zeleke, P. Kenyon, K. Flay, D. Aberdein +3 more
2021Animals7 citations Open access
Semantic Scholar
Farmer perceptions of the relative usefulness of information providers and technology transfer methods
R. Corner-Thomas, P. R. Kenyon, S. Morris, A. Ridler +4 more
20177 citations Open access
Semantic Scholar
Ewe culling in New Zealand: an interview study of 38 farmers
A. Ridler, P. R. Kenyon, A. Greer, C. Logan +2 more
2023New Zealand Journal of Agricultural Research5 citations Open access
Semantic Scholar
Subclinical mastitis in New Zealand grazing dairy ewes 2: Relationships among somatic cell count, California Mastitis Test, and milk culture, and risk factors for elevated aerobic plate count.
G. Chambers, K. Lawrence, A. Grinberg, N. Velathanthiri +2 more
2025Journal of Dairy Science4 citations Open access
Semantic Scholar
Effects of natural infection by L. borgpetersenii serovar Hardjo type Hardjo-bovis and L. interrogans serovar Pomona, and leptospiral vaccination, on sheep growth.
E. Vallée, C. Heuer, J. Collins-Emerson, J. Benschop +2 more
2018Preventive Veterinary Medicine4 citations
Semantic Scholar
Investigation into udder characteristics, mastitis and milk production in crossbred sheep
Yusuf Om, C. Logan, A. Ridler, Greer Aw
20184 citations
Semantic Scholar
Effects of natural infection by L. borgpetersenii serovar Hardjo type Hardjo-bovis, L. interrogans serovar Pomona and leptospiral vaccination on sheep reproduction.
E. Vallée, C. Heuer, J. Collins-Emerson, J. Benschop +2 more
2018Theriogenology4 citations
Semantic Scholar
Understanding how farmers learn.
H. Blair, Alison Sewell, Corner-Thomas Ra, P. Kemp +9 more
20134 citations
Semantic Scholar
Studies on Brucella ovis infection in deer : a thesis presented in fulfilment of the requirements for the degree of Doctor of Philosophy in Veterinary Clinical Science at Massey University, Palmerston North, New Zealand
A. Ridler
20024 citations
Semantic Scholar
Pathophysiology of Penetrating Captive Bolt Stunning in Horned and Polled Sheep and Factors Determining Incomplete Concussion
T. Gibson, A. Ridler, G. Limon, Christopher Lamb +2 more
2025Veterinary Sciences3 citations
Semantic Scholar
Subclinical mastitis in New Zealand grazing dairy ewes 1: Prevalence and risk factors.
G. Chambers, K. Lawrence, A. Grinberg, N. Velathanthiri +2 more
2025Journal of Dairy Science3 citations Open access
Semantic Scholar
Assessment of Changes in Udder Half Defects over Time in Non-Dairy Ewes
M. Zeleke, K. Flay, P. Kenyon, D. Aberdein +2 more
2023Animals3 citations Open access
Semantic Scholar
Control of Brucella melitensis in endemic settings: a simulation study in the Nile Delta, Egypt.
Y. Hegazy, D. Schley, A. Ridler, W. Beauvais +2 more
2020Transboundary and Emerging Diseases3 citations Open access
Semantic Scholar
Sheep Medicine (2nd Edition)
A. Ridler
2016New Zealand Veterinary Journal3 citations
Semantic Scholar
Isolation of Aerobic Bacterial Species Associated with Palpable Udder Defects in Non-Dairy Ewes
M. Zeleke, P. R. Kenyon, K. Flay, D. Aberdein +3 more
2024Animals2 citations Open access
Semantic Scholar
Improving the welfare of ewes
A. Ridler, Kj Griffiths
20172 citations
Semantic Scholar
Exploration of the prevalence and production impact of Mycobacterium avium subsp. paratuberculosis (MAP) infection in the sheep populations of Great Britain and New Zealand.
L. Worsley, A. Ridler, Amy Wedley, J. Urbaniec +1 more
2026The Veterinary Journal1 citations Open access
Semantic Scholar
Modelling the cost of ewe mortality in New Zealand sheep flocks
A. Ridler, R. Corner-Thomas, Peter A. Tozer
2026Livestock Science1 citations Open access
Semantic Scholar
Ram breeding soundness examination
Kj Griffiths, A. Ridler
20151 citations
Semantic Scholar
P-017 Identification of aerobic bacteria from palpably defective udder halves and their persistence over time in lactation in non-dairy (Romney) ewes
M. Zeleke, P. Kenyon, D. Aberdein, S. Pain +2 more
2023Animal - science proceedings0 citations
Semantic Scholar
O-147 Dynamics of palpable udder half defects in early lactation in non-dairy ewes
M. Zeleke, K. Flay, P. Kenyon, S. Pain +2 more
2023Animal - science proceedings0 citations
Semantic Scholar
Simulation of control strategies for Brucella melitensis in endemic settings
Y. Hegazy, D. Schley, A. Ridler, W. Beauvais +2 more
20200 citations Open access
Semantic Scholar
Farm-management tools: reasons for the decision not to use specific tools
Corner-Thomas Ra, P. Kenyon, S. Morris, A. Ridler +4 more
20190 citations
Semantic Scholar
New Zealand Society of Animal Production online archive
O. Yusuf, C. Logan, A. Ridler, A. Greer
20180 citations
Semantic Scholar

Frequent co-authors

Invite them to SciRah by sharing their profile.

P. Kenyon×15
Invite
P. Kenyon — researcher profile on SciRah
C. Heuer×9
Invite
C. Heuer — researcher profile on SciRah
P. Wilson×7
Invite
P. Wilson — researcher profile on SciRah
K. Flay×6
Invite
K. Flay — researcher profile on SciRah

×6

Invite

D. Aberdein — researcher profile on SciRah

Invite

H. Blair — researcher profile on SciRah

Invite

M. Zeleke — researcher profile on SciRah

Invite

Y. Hegazy — researcher profile on SciRah

J. Collins-Emerson×4

Invite

J. Collins-Emerson — researcher profile on SciRah

Invite

R. Hickson — researcher profile on SciRah

Invite

C. Logan — researcher profile on SciRah

N. Velathanthiri×4

Invite

N. Velathanthiri — researcher profile on SciRah