D. Donaghy

发表

Life cycle environmental impacts of high and low intensification pasture-based milk production systems: A case study of the Waikato region, New Zealand

S. Ledgard, S. McLaren, J. Chobtang, 2017 .

Environmental trade-offs associated with intensification methods in a pasture-based dairy system using prospective attributional Life Cycle Assessment

S. Ledgard, S. McLaren, J. Chobtang, 2017 .

Weather, herbage quality and milk production in pastoral systems. 4. Effects on dairy cattle production.

Lr Turner, D. Donaghy, D. Berry, 2009 .

Effect of weather on activity and lying behaviour in clinically healthy grazing dairy cows during the transition period

D. Donaghy, J. Roche, B. Kuhn-Sherlock, 2020 .

Seasonal pasture-based dairy production systems

D. Donaghy, D. Berry, B. Horan, 2017 .

A 100-Year Review: A century of change in temperate grazing dairy systems.

D. Donaghy, D. Berry, B. Horan, 2017, Journal of dairy science.

Whole farm systems analysis of greenhouse gas emission abatement strategies for dairy farms

D. Donaghy, R. Rawnsley, K. Christie, 2008 .

Will current rotational grazing management recommendations suit future intensive pastoral systems?

R. Bryant, D. Donaghy, K. Pembleton, 2021, NZGA: Research and Practice Series.

Using molecular biology techniques to improve our ability to manage pasture

P. Sathish, D. Donaghy, J. M. Lee, 2010 .

The role of forage management in addressing challenges facing Australasian dairy farming

R. Rawnsley, L. Burkitt, D. Donaghy, 2020 .

Priority for allocation of water-soluble carbohydrate reserves during regrowth of Lolium perenne

D. Donaghy, W. Fulkerson, 1998 .

Dry matter yield, nutritive value and tiller density of tall fescue and perennial ryegrass swards under grazing

M. Bretherton, M. Hedley, D. Donaghy, 2016 .

Hot topic: Selecting cattle for low residual feed intake did not affect daily methane production but increased methane yield.

N. López-Villalobos, D. Donaghy, J. Roche, 2019, Journal of dairy science.

Short communication: Responses to supplemental Saccharomyces cerevisiae fermentation product and triticale grain in dairy cows grazing high-quality pasture in early lactation.

I. Yoon, D. Donaghy, G. Lee, 2011, Journal of dairy science.

Characterisation of phosphorus uptake by perennial ryegrass (Lolium perenne L.) during regrowth

P. Smethurst, L. Burkitt, D. Donaghy, 2009 .

Weather, herbage quality and milk production in pastoral systems. 3. Inter-relationships and associations between weather variables and herbage growth rate, quality and mineral concentration

Lr Turner, D. Donaghy, D. Berry, 2009 .

Effect of variable soil phosphorus on phosphorus concentrations in simulated surface runoff under intensive dairy pastures

L. Burkitt, D. Donaghy, W. Dougherty, 2010 .

Effect of surface applied glycine betaine on herbage production and quality of perennial ryegrass–white clover pastures

D. Donaghy, K. Elborough, W. Catto, 2008 .

Plant-soluble carbohydrate reserves and senescence - key criteria for developing an effective grazing management system for ryegrass-based pastures: a review

Dj Donaghy, D. Donaghy, W. Fulkerson, 2001 .

Weather, herbage quality and milk production in pastoral systems. 2. Temporal patterns and intra-relationships in herbage quality and mineral concentration parameters

Lr Turner, D. Donaghy, D. Berry, 2009 .

Comparative evaluation of a new lactation curve model for pasture-based Holstein-Friesian dairy cows.

D. Ratkowsky, D. Donaghy, D A Ratkowsky, 2012, Journal of dairy science.

Interaction between water‐soluble carbohydrate reserves and defoliation severity on the regrowth of perennial ryegrass (Lolium perenne L.)‐dominant swards

P. Sathish, D. Donaghy, J. Roche, 2009 .

Distribution of Water-Soluble Carbohydrate Reserves in the Stubble of Prairie Grass and Orchardgrass Plants

Lr Turner, R. Rawnsley, D. Donaghy, 2007 .

Pasture brome ( Bromus valdivianus ) leaf growth physiology : a six-leaf grass species

Bhatia, S., D. Donaghy, 2017 .

Effect of Defoliation Severity on Regrowth and Nutritive Value of Perennial Ryegrass Dominant Swards

D. Donaghy, J. Roche, Julia M. Lee, 2008 .

Patterns of leaf and root regrowth, and allocation of water-soluble carbohydrate reserves following defoliation of plants of prairie grass (Bromus willdenowii Kunth.)

Lr Turner, R. Rawnsley, D. Donaghy, 2007 .

A comparison of the establishment, productivity and feed quality of four cocksfoot (Dactylis glomerata L.) and four brome (Bromus spp.) cultivars, under leaf stage based defoliation management

Lr Turner, D. Donaghy, R. Rawnsley, 2007 .

Effect of defoliation management, based on leaf stage, on perennial ryegrass (Lolium perenne L.), prairie grass (Bromus willdenowii Kunth.) and cocksfoot (Dactylis glomerata L.) under dryland conditions. 1. Regrowth, tillering and water‐soluble carbohydrate concentration

Lr Turner, R. Rawnsley, D. Donaghy, 2006 .

Effect of defoliation interval on water-soluble carbohydrate and nitrogen energy reserves, regrowth of leaves and roots, and tiller number of cocksfoot (Dactylis glomerata L.) plants

Lr Turner, R. Rawnsley, D. Donaghy, 2006 .

Perennial ryegrass regrowth after defoliation - physiological and molecular changes

P. Sathish, D. Donaghy, J. M. Lee, 2010 .

The effect of grazing severity and fertiliser application during winter on herbage regrowth and quality of perennial ryegrass (Lolium perenne L.)

D. Donaghy, J. Roche, Julia M. Lee, 2007 .

Life cycle environmental impacts of future dairy farming intensification scenarios: A comparison of intensified systems based on nitrogen fertiliser versus maize silage

S. Ledgard, S. McLaren, J. Chobtang, 2016 .

Short communication: effect of postgrazing residual pasture height on milk production.

D. Donaghy, J. M. Lee, J. Roche, 2008, Journal of dairy science.

Effect of defoliation frequency and height during winter on herbage regrowth and water-soluble carbohydrate content of perennial ryegrass (Lolium perenne L.) dominant swards

P. Sathish, D. Donaghy, J. M. Lee, 2008 .

Genotype by environment interactions of lucerne (Medicago sativa L.) in a cool temperate climate

R. Rawnsley, A. Humphries, D. Donaghy, 2010 .

Yield and water-use efficiency of contrasting lucerne genotypes grown in a cool temperate environment

R. Rawnsley, D. Donaghy, K. Pembleton, 2011 .

Yield, yield components and shoot morphology of four contrasting lucerne (Medicago sativa) cultivars grown in three cool temperate environments

J. Volenec, D. Donaghy, K. Pembleton, 2010 .

What is limiting production and consumption of perennial ryegrass in temperate dairy regions of Australia and New Zealand. In: DF Chapman, DA Clark, KL Macmillan, DP Nation (Editors). Dairy Science 2007, Meeting the Challenges for Pasture-Based Dairying

D. Donaghy, R. Rawnsley, Stevens, 2007 .

Partitioning of taproot constituents and crown bud development are affected by water deficit in regrowing alfalfa (Medicago sativa L.).

R. Rawnsley, J. Volenec, D. Donaghy, 2010 .

Water deficit alters canopy structure but not photosynthesis during the regrowth of alfalfa.

Keith G. Pembleton, Rp Rawnsley, Dj Donaghy, 2009 .

Effect of surface application of benzylaminopurine before and during water deficit on herbage production and quality

D. Donaghy, K. Elborough, J. Roche, 2008 .

Effect of genetic merit for milk urea on milk production and efficiency of crude protein utilization of grazing cows with contrasting supplement inclusion

N. López-Villalobos, D. Donaghy, P. Kemp, 2019 .

Productivity, Profitability and Nitrogen Utilisation Efficiency of Two Pasture-Based Milk Production Systems Differing in the Milking Frequency and Feeding Level

Laurence Shalloo, Peter D. Kemp, E. Ruelle, 2021, Sustainability.

Genetic and environmental factors influencing milk, protein and fat yields of pasture-based dairy cows in Tasmania

D. Ratkowsky, D. Donaghy, A. E. Malau-Aduli, 2010 .

Perennial ryegrass breeding and the scaling issue: a review of system experiments investigating milk production and profit differences among cultivars

D. Chapman, G. Edwards, D. Donaghy, 2017 .

Working with dairy farmers to improve their pasture management skills through better understanding the principles of ryegrass growth

D. Donaghy, M. Casey, B. Clarke, 2021, NZGA: Research and Practice Series.

Effect of defoliation management on expression of the 'high sugar' cultivar trait in Tasmania

Lr Turner, D. Donaghy, K. Pembleton, 2013 .

Weather, herbage quality and milk production in pastoral systems. 1. Temporal patterns and intra-relationships in weather variables

Lr Turner, D. Donaghy, D. Berry, 2009 .

Forage plantain (Plantago lanceolata L.): meta-analysis quantifying the decrease in nitrogen excretion, the increase in milk production, and the changes in milk composition of dairy cows grazing pastures containing plantain

D. Donaghy, P. Kemp, D. Horne, 2022, Animal Feed Science and Technology.

Predictive characteristics of lactation models for pasture-based Holstein Friesian dairy 1 cows 2 3

R. Rawnsley, D. Donaghy, J. Roche, 2008 .

Using lactation curves as a tool for breeding, nutrition and health management decisions in pasture-based dairy systems. In: Bill Fulkerson (Editor) Current Topics in Dairy Production, Volume 12

Dj Donaghy, Aeo Malau-Aduli, Sa Adediran, 2007 .

The 20.12 Project - Utilisation of 20 Tonnes of Pasture Dry Matter/ha Under Irrigated and 12 Tonnes Under Dryland Conditions

Lr Turner, L. Burkitt, D. Donaghy, 2008 .

The importance of water-soluble carbohydrate reserves on regrowth and root growth of Lolium perenne (L.)

D. Donaghy, W. Fulkerson, 1997 .

Changes in the Physiology and Feed Quality of Prairie Grass during Regrowth

Lr Turner, R. Rawnsley, D. Donaghy, 2006 .

Lr Turner, D. Donaghy, P. Lane, 2006 .

The impact of defoliation frequency and nitrogen fertilizer application in spring on summer survival of perennial ryegrass under grazing in subtropical Australia

D. Donaghy, W. Fulkerson, 2002 .

Effect of defoliation frequency and summer irrigation on survival of perennial ( Lolium perenne ) and biennial ( Lolium multiflorum ) ryegrass in the subtropics

Dj Donaghy, J. M. Scott, D. Donaghy, 1997 .

Quantifying the interactions between defoliation interval, defoliation intensity and nitrogen fertiliser application on the nutritive value of rainfed and irrigated perennial ryegrass

R. Corkrey, D. Donaghy, R. Rawnsley, 2017, Crop and Pasture Science.

The morphological and physiological responses of perennial ryegrass (Lolium perenne L.), cocksfoot (Dactylis glomerata L.) and tall fescue (Festuca arundinacea Schreb.; syn. Schedonorus phoenix Scop.) to variable water availability

Meisha Holloway-Phillips, Lr Turner, R. Rawnsley, 2012 .

Changes in the physiology and feed quality of cocksfoot (Dactylis glomerata L.) during regrowth

R. Rawnsley, D. Donaghy, W. Fulkerson, 2002 .

Associations between lying behavior and activity and hypocalcemia in grazing dairy cows during the transition period.

J. M. Huzzey, D. Donaghy, J. Roche, 2020, Journal of dairy science.

Lying behavior and activity during the transition period of clinically healthy grazing dairy cows.

D. Donaghy, J. Roche, B. Kuhn-Sherlock, 2019, Journal of dairy science.

Potential of deficit irrigation to increase marginal irrigation response of perennial ryegrass (Lolium perenne L.) on Tasmanian dairy farms

Lr Turner, R. Rawnsley, D. Donaghy, 2009 .

Graduate Student Literature Review: Evaluating the appropriate use of wearable accelerometers in research to monitor lying behaviors of dairy cows.

J. M. Huzzey, S J Hendriks, C V C Phyn, 2020, Journal of dairy science.

Associations between peripartum lying and activity behaviour and blood non-esterified fatty acids and β-hydroxybutyrate in grazing dairy cows.

D. Donaghy, B. Kuhn-Sherlock, K. Mueller, 2022, Animal : an international journal of animal bioscience.

Comparative performance in Holstein-Friesian, Jersey and crossbred cows milked once daily under a pasture-based system in New Zealand

N. López-Villalobos, D. Donaghy, N.W. Sneddon, 2016 .

Low rates of phosphorus fertiliser applied strategically throughout the growing season under rain-fed conditions did not affect dry matter production of perennial ryegrass (Lolium perenne L.)

P. Smethurst, L. Burkitt, D. Donaghy, 2010 .

Quantifying the interactions between grazing interval, grazing intensity, and nitrogen on the yield and growth rate of dryland and irrigated perennial ryegrass

R. Corkrey, Lr Turner, R. Rawnsley, 2014, Crop and Pasture Science.

Pasture brome and perennial ryegrass characteristics that influence ewe lamb dietary preference during different seasons and periods of the day.

D. Donaghy, I. López, C. Poli, 2023, Animal : an international journal of animal bioscience.