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1

The potential of parasitoid Hymenoptera as bioindicators of arthropod diversity in agricultural grasslands

Annette Anderson, Stephen McCormack, Alvin Helden, Helen Sheridan, Anne Kinsella, Gordon Purvis

Journal:

Journal of Applied Ecology

Year:

2011

Language:

english

File:

PDF, 333 KB

english, 2011

2

Urban biodiversity: comparison of insect assemblages on native and non-native trees

Alvin J. Helden, Gemma C. Stamp, Simon R. Leather

Journal:

Urban Ecosystems

Year:

2012

Language:

english

File:

PDF, 255 KB

english, 2012

3

Magic Roundabouts? Teaching conservation in schools and universities

Leather, Simon R., Helden, Alvin J.

Journal:

Journal of Biological Education

Year:

2005

Language:

english

File:

PDF, 159 KB

english, 2005

4

Phenotypic plasticity and interpopulation differences in life history traits ofArmadillidium vulgare(Isopoda:Oniscidae)

Mark Hassall, Alvin Helden, Timothy Benton

Journal:

Year:

2003

Language:

english

File:

PDF, 128 KB

english, 2003

5

Ecotypic differentiation and phenotypic plasticity in reproductive traits ofArmadillidium vulgare(Isopoda: Oniscidea)

Mark Hassall, Alvin Helden, Andrew Goldson, Alastair Grant

Journal:

Year:

2005

Language:

english

File:

PDF, 367 KB

english, 2005

6

Foraging behaviour of brent geese,Branta b. bernicla, on grasslands: effects of sward length and nitrogen content

Mark Hassall, Roger Riddington, Alvin Helden

Journal:

Year:

2001

Language:

english

File:

PDF, 84 KB

english, 2001

7

The role of grassland sward islets in the distribution of arthropods in cattle pastures

ALVIN J. HELDEN, ANNETTE ANDERSON, HELEN SHERIDAN, GORDON PURVIS

Journal:

Insect Conservation and Diversity

Year:

2010

Language:

english

File:

PDF, 273 KB

english, 2010

8

Experimental sward islets: the effect of dung and fertilisation on Hemiptera and Araneae

ALEX D. K. DITTRICH, ALVIN J. HELDEN

Journal:

Insect Conservation and Diversity

Year:

2012

Language:

english

File:

PDF, 313 KB

english, 2012

9

Interactions between livestock systems and biodiversity in South-East Ireland

Barry J. McMahon, Alvin Helden, Annette Anderson, Helen Sheridan, Anne Kinsella, Gordon Purvis

Journal:

Agriculture, Ecosystems & Environment

Year:

2010

Language:

english

File:

PDF, 261 KB

english, 2010

10

Pastoral farmland habitat diversity in south-east Ireland

Helen Sheridan, Barry J. McMahon, Tim Carnus, John A. Finn, Annette Anderson, Alvin J. Helden, Anne Kinsella, Gordon Purvis

Journal:

Agriculture, Ecosystems & Environment

Year:

2011

Language:

english

File:

PDF, 211 KB

english, 2011

11

Biodiversity on urban roundabouts—Hemiptera, management and the species–area relationship

Alvin J. Helden, Simon R. Leather

Journal:

Basic and Applied Ecology

Year:

2004

Language:

english

File:

PDF, 260 KB

english, 2004

12

Life-cycle variation in the aphid Sitobion avenae: costs and benefits of male production

Alvin J. Helden, A. F. G. Dixon

Journal:

Ecological Entomology

Year:

2002

Language:

english

File:

PDF, 157 KB

english, 2002

13

The influence of conservation field margins in intensively managed grazing land on communities of five arthropod trophic groups

ANNETTE ANDERSON, TIM CARNUS, ALVIN J. HELDEN, HELEN SHERIDAN, GORDON PURVIS

Journal:

Insect Conservation and Diversity

Year:

2012

Language:

english

File:

PDF, 638 KB

english, 2012

14

Different bioindicators measured at different spatial scales vary in their response to agricultural intensity

Barry J. McMahon, Annette Anderson, Tim Carnus, Alvin J. Helden, Mary Kelly-Quinn, Amel Maki, Helen Sheridan, Gordon Purvis

Journal:

Ecological Indicators

Year:

2012

Language:

english

File:

PDF, 352 KB

english, 2012

15

First extant records of mermithid nematode parasitism of Auchenorrhyncha in Europe

Alvin J. Helden

Journal:

Journal of Invertebrate Pathology

Year:

2008

Language:

english

File:

PDF, 207 KB

english, 2008

16

Discovery of the Second European Species of Megophthalmus Curtis (Hemiptera, Cicadellidae, Megophthalminae) in Ireland

Journal:

The Irish Naturalists' Journal

Year:

2007

Language:

english

File:

PDF, 190 KB

english, 2007

17

Part 1 || A review of the Idiocerinae (Hemiptera, Cicadellidae) of Ireland with six additions to the known Irish fauna

Alvin J. Helden and Alan J.A. Stewart

Journal:

The Irish Naturalists' Journal

Year:

2008

Language:

english

File:

PDF, 402 KB

english, 2008

18

Part 1 || Two species of leafhoppers (Hemiptera: Cicadellidae) new to Ireland, with confirmation of their breeding status

Journal:

The Irish Naturalists' Journal

Year:

2009

Language:

english

File:

PDF, 228 KB

english, 2009

19

Kybos virgator (Ribaut, 1933) (Cicadellidae, Typhlocybinae) New to Ireland, and a Second Known Irish Population of the Leafhopper Ossiannilssonola callosa (Then, 1886)

Journal:

The Irish Naturalists' Journal

Year:

2005

Language:

english

File:

PDF, 321 KB

english, 2005

20

An Irish Population of the Little-Known Planthopper Paraliburnia clypealis (Hom., Delphacidae) in a Very Unexpected Habitat

Alvin J. Helden and Helen Sheridan

Journal:

The Irish Naturalists' Journal

Year:

2006

Language:

english

File:

PDF, 924 KB

english, 2006

21

Polydrusus (Chrysophis) formosus (Mayer, 1779) (Coleoptera: Curculionidae): A Weevil New to Ireland

Journal:

The Irish Naturalists' Journal

Year:

2005

Language:

english

File:

PDF, 343 KB

english, 2005

22

Interesting Auchenorrhyncha Records from Sand Dunes in North Co Dublin, including a New Species for Ireland: Anaceratagallia (Agallia) ribauti (Ossiannilsson, 1938)

Journal:

The Irish Naturalists' Journal

Year:

2005

Language:

english

File:

PDF, 202 KB

english, 2005

23

Kybos populi (Edwards, 1908) (Hemiptera: Cicadellidae) an Aspen Feeding Leafhopper New to Ireland

Journal:

The Irish Naturalists' Journal

Year:

2007

Language:

english

File:

PDF, 310 KB

english, 2007

24

Unusual Irish field record of the stored product pest, Ahasverus advena (Waltz) (Coleoptera: Silvanidae)

Journal:

The Irish Naturalists' Journal

Year:

2009

Language:

english

File:

PDF, 325 KB

english, 2009

25

Tim R. New: Insect conservation and urban environments

Helden, Alvin. J.

Journal:

Journal of Insect Conservation

Year:

2016

Language:

english

File:

PDF, 314 KB

english, 2016

26

Field-based grassland management for cirl buntings ( Emberiza cirlus L.) and its effect on plant- and leafhoppers (Hemiptera: Auchenorrhyncha)

Helden, Alvin J., Mckenzie, Rodi, Cobbold, Gail, Grice, Philip V., Anderson, Guy Q.A., MacDonald, Michael A., Alan, Stewart, Nick, Littlewood

Journal:

Insect Conservation and Diversity

Year:

2015

Language:

english

File:

PDF, 349 KB

english, 2015

27

Phenotypic Plasticity and Interpopulation Differences in Life History Traits of Armadillidium vulgare (Isopoda:Oniscidae)

Mark Hassall, Alvin Helden and Timothy Benton

Journal:

Year:

2003

Language:

english

File:

PDF, 780 KB

english, 2003

28

Foraging Behaviour of Brent Geese, Branta b. bernicla, on Grasslands: Effects of Sward Length and Nitrogen Content

Mark Hassall, Roger Riddington and Alvin Helden

Journal:

Year:

2001

Language:

english

File:

PDF, 1.15 MB

english, 2001

29

The response of sward-dwelling arthropod communities to reduced grassland management intensity in pastures

Helden, Alvin J., Anderson, Annette, Finn, John, Purvis, Gordon

Journal:

Irish Journal of Agricultural and Food Research

Year:

2015

Language:

german

File:

PDF, 3.44 MB

german, 2015

30

Ecotypic Differentiation and Phenotypic Plasticity in Reproductive Traits of Armadillidium vulgare (Isopoda: Oniscidea)

Mark Hassall, Alvin Helden, Andrew Goldson and Alastair Grant

Journal:

Year:

2005

Language:

english

File:

PDF, 2.07 MB

english, 2005

31

What can WE do for urban insect biodiversity? Applying lessons from ecological research

HELDEN, ALVIN J., MORLEY, GEOFFREY J., DAVIDSON, GABRIELLE L., TURNER, EDGAR C.

Journal:

Year:

2018

Language:

english

File:

PDF, 1.28 MB

english, 2018

32

Is grazing always the answer to grassland management for arthropod biodiversity? Lessons from a gravel pit restoration project

Helden, Alvin J., Chipps, James, McCormack, Stephen, Pereira, Luiza

Journal:

Journal of Insect Conservation

Year:

2020

File:

PDF, 1.21 MB

2020

33

Can monophagous specialists mediate host plant choices in generalist planthoppers (Hemiptera: Delphacidae)?

Dittrich, Alex D.K., Helden, Alvin J.

Journal:

Ecological Entomology

Year:

2020

File:

PDF, 274 KB

2020