Research Article

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• Summer growth rates and annual yields of perennial ryegrass (Lolium perenne L.) in the Upper North Island are expected to decline as a result of climate change

  Andrea Babylon, Simon Woodward, Pierre Beukes

  31-40

• Effect of weaning system on lamb growth, mammary gland development and ewe milk production in dairy sheep managed in an outdoor pasture-based commercial farming system

  Sue Anne McCoard, Shen-y Hea, Adrian Molenaar, Katherine Lowe, Marita Broadhurst, David Stevens

  197-208

• Mapping groundcover of clover species in hill pastures in Wairarapa

  Sonya Olykan, Richard Lucas, Derrick Moot

  57-66

• What are the best pasture improvement options for different South Island hill and high-country environments?

  Jeff Morton, Jim Moir, Derrick Moot

  115-122

• Quantification and mitigation of nitrogen leaching in a maize silage cropping system

  Rowland Tsimba, Tania Gunn, Raewyn Densley, Ian Williams, Greg Edmeades, Jamie Millar

  163-170

• AgYields - a national database for collation of past, present and future pasture and crop yield data

  Derrick Moot, Wendy Griffiths, David Chapman, Mike Dodd, Carmen Teixeira

  15-23

• Growth rates and persistence of annual and perennial clovers

  Sonya Olykan, Dick Lucas, Stu Hunter, Derrick Moot

  69-77

• Winter crop choice and body condition loss change the eco-efficiency of sheep flocks

  Anna Taylor, David Stevens, Sue McCoard

  215-224

• Forecasting the genetic and economic impacts of genomic selection in perennial ryegrass

  Brent Barrett, Zulfi Jahufer, Sai Arojju, Jude Sise, Marty Faville

  92-98

• Variable-rate application of fertiliser – a new tool for farm system and environmental performance?

  Warren King, Peter Pletnyakov, Anna Taylor, Chavi Ekanayake, Armin Werner

  201-213

• Response of white clover cultivars to sheep and beef cattle grazing management across three pastoral environments in New Zealand.

  Zulfi Jahufer, Angus , Greig, Derek Woodfield, John

  43-50

• Greenhouse gas emissions from New Zealand sheep and beef farms

  Ronaldo Eduardo Vibart, Grant Rennie, Kathryn Hutchinson, Andrew Burtt, Jane Chrystal, Robyn Dynes

  252-232

• Partial replacement of ryegrass and clover herbage with chicory to alter urination behaviour and soil nitrogen loading of grazing dairy cows

  Mancoba Christopher Mangwe, Racheal

  179-187

• Nitrogen effects on species’ contributions to grazed pasture mixtures under nitrogen loss and application restrictions

  Thinzar Soe Myint, Alistair Black, Derrick Moot

  25-33

• Comparing a covered stand-off pad for on/off grazing during winter with conventional winter block grazing 2017-19 at DTT Stratford Demonstration farm

  Graeme Pitman

  145-152

• Improving irrigation management on hillslope pastures

  Stephanie Langer

  135-144

• The development of Pallaton Raphanobrassica for New Zealand farming systems

  Andrew Dumbleton, Fiona Foley, Charlotte Westwood, Gemma Box

  107-114

• Nitrate effects on N2 fixation, growth and feed quality of lucerne and perennial lupin

  Eilish Burrows, Annamaria Mills, Dan Dash, Dave Jack, Mitchell Andrews, Alistair Black

  79-82

• Progress towards delivering high metabolisable energy ryegrass

  Zac Beechey-Gradwell Beechey-Gradwell

  99-106

• Developing genomic selection for dry matter yield in white clover

  Grace Ehoche, Sai Arojju, Anna Larking, Ruy Jauregui, Greig Cousins, Jessica O'Connor, Zulfi Jahufer, Andrew Griffiths

  83-90

• Sheep dung disappearance from grazed hill country landscapes

  Ronaldo Eduardo Vibart, Alec D. Mackay, Brian Devantier, Emma Noakes, Paul Maclean

  171-177

• Size of the prize: the value of closing pasture yield gaps on heterogeneous soil types in a dairy farm in Canterbury, New Zealand

  Anna Taylor, Mariana Andreucci, Sue Zydenbos

  189-199

• Empirical assessment of a genomic breeding strategy in perennial ryegrass

  Marty Faville, Jana Schmidt, Michael Trolove, Peter Moran, Won Hong, Mingshu Cao, Siva Ganesh, Richard George, Brent Barrett

  115-122

• The effect of winter fodder beet or kale allocation on behaviour and blood metabolite status of non-lactating dairy cows

  Dawn E. Dalley, J. Paul Edwards, Emma Masterson, Roshean Woods

  153-162

• Impact of change in body condition score in mid-late pregnancy in ewes fed a mixed diet on lamb survival and performance

  Sue McCoard, Shen-Yan Hea, Catherine McKenzie, Kirsty Hammond, Tim Smith

  211-219

• Mitigation of saturation in satellite pasture measurement via incorporation of a statistical pasture growth model

  Grant Anderson, Mitchell Rawlings, Graeme Ogle

  191-198

• Commercial practice of out-wintering dairy heifers in Great Britain

  Norton E. Atkins, Keith E. Walley, Liam A. Sinclair

  161-169

• Potential profit gains from improving pasture productivity on New Zealand South Island high-country farms

  Charles A. Morrison, Victoria C.F. Westbrooke, Jim L. Moir

  183-189

• Quantifying the value proposition for white clover persistence on a New Zealand summer-dry hill-country farm

  Mike B. Dodd, Katherine N. Tozer, Iris Vogeler, Rose Greenfield, David R. Stevens, Tim Rhodes, Sue Quilter

  199-209

• Persistence of perennial ryegrass, tall fescue and cocksfoot following sequential annual sowings: pasture yield, composition and density in three establishment years under cattle grazing in Waikato

  Gerald P. Cosgrove, Michael R. Trolove, Maryann R. Staincliffe, Katherine N. Tozer

  149-159

• Yield of subterranean clover after post-emergence herbicide application for broadleaf weed control

  Breanna J. O. Taylor, Rainer W. Hofmann, Derrick J. Moot

  121-128

• Winter-forage crop grazing in the Gore-Mataura area of Southland: using time-series mapping to estimate location and frequency of cropping

  John J. Drewry, Heather North, Stella Belliss, Alexander Amies

  129-137

• Identifying morphological traits associated with vegetative persistence in the perennial ryegrass (Lolium perenne L.) cultivar 'Grasslands Samson'

  Jessica R. O'Connor, James R. Crush, Zulfi Jahufer

  139-147

• Effect of cultivar, timing of establishment and cutting interval on yield and seed set of arrowleaf clover

  Paul D. Muir, Beverly C. Thomson, Noel B. Smith

  91-96

• Impact of winter fodder beet or kale allocation on body condition score gain and early lactation performance of dairy cows

  Dawn E. Dalley, J. Paul Edwards, Roshean R. Woods

  73-81

• Nitrogen leaching losses from fodder beet and kale crops grazed by dairy cows in southern SouthlandNitrogen leaching losses from fodder beet and kale crops grazed by dairy cows in southern Southland

  L. Chris Smith, Ross M. Monaghan

  61-71

• Understanding water losses from irrigated pastures on loess-derived hillslopes

  Stephanie Langer, Rogerio Cichota, Steve Thomas, Dirk Wallace, Gina van der Klei, Mike George, Tom Johns, Peter Almond, Shane Maley, Nathan Arnold, Wei Hu, MS Srinivasan, Channa Rajanayaka , Matt Dodson, Roderick Hayman, Chandra Ghimire

  103-110

• Real-time on-farm N loss measurement

  Samuel J. Dennis

  35-43

• Genomic assessment of white clover and perennial ryegrass genetic resources

  Marty J. Faville, Andrew G. Griffiths, Abdul Baten, Mingshu Cao, Rachael Ashby, Kioumars Ghamkhar, Won Hong, Anna Larking, Michelle Williamson, Zane Webber

  27-34

• Calculation of sheep and beef economic weightings for the seasonal dry matter production trait for use in a forage-cultivar selection decision-support tool

  Cameron I. Ludemann

  17-26

• Sampling methods for clover species in grazed pastures to diagnose mineral deficiencies

  Sonya T. Olykan, Richard J. Lucas, Derrick J. Moot

  241-248

• Increasing biological nitrogen fixation by white clover-rhizobia symbiosis

  Shengjing Shi, Laura Villamizar, Emily Gerard, Clive Ronson, Steve Wakelin, Ross Ballard, John R. Caradus, Maureen O'Callaghan

  231-234

• The impact of possible changes to nitrogen loss regulations on the financial viability of dairy farms in the Upper Manawatu River catchment

  Terry G. Parminter, Scott D. Ridsdale, Stefan A. Bryant, Ian G. McNab, Kate A. Proctor, Lynette A. Baish

  179-186

• Improving environmental benefits of white clover through condensed tannin expression

  Derek R. Woodfield, Marissa B. Roldan, Christine R. Voisey, Greig R. Cousins, John R. Caradus

  195-202

• An innovation systems approach to understanding the impacts of grass grub damage in irrigated Canterbury dairy pastures

  Sue M. Zydenbos, Anna L. Taylor, Wei Yang, Maureen O'Callaghan, Scott Hardwick, Richard J. Townsend, Esther D. Meenken, Michael J. Manning, Ants H.C. Roberts, Robyn A. Dynes

  163-170

• Modelling the economic and environmental implications of reducing biosecurity risk by changing to a self-contained dairy grazing system in New Zealand

  Taisekwa L. Chikazhe, Mark B. Neal, Paul Bird

  159-162

• Modelling long-term changes in soil phosphorus and carbon under contrasting fertiliser and grazing management in New Zealand hill country

  Franco Bilotto, Ronaldo Vibart, Alec Mackay, Des Costall

  171-178

• Scaling issues in the interpretation of dry matter yield differences among perennial ryegrass (Lolium perenne) cultivars

  David F. Chapman, Gerald P. Cosgrove, Barbara Kuhn-Sherlock, David R. Stevens, Julia M. Lee, Laura Rossi

  209-216

• Inclusion of persistence in the DairyNZ Forage Value Index

  Cameron I. Ludemann, David F. Chapman

  203-208

• The influence of spring grazing management on yield and water use of rainfed lucerne

  Richard E. Sim, Derrick J. Moot

  187-194