David E. Johnson

The following data have been transferred from the database of scientists of the International Society for Pest Information (ISPI):

David E. Johnson
last recorded affiliation:
Natural Resources Institute (NRI)
University of Greenwich
Central Avenue
Chatham Maritime ME4 4TB
Kent
United Kingdom

remarks:
research on rice weeds; based at: IACR, Long Ashton Research Station, Bristol, BS41 9AF, UK

Publications of David E. Johnson (20 listed):

Weed Technology (2011) 25, 652-658
Bhagirath S. Chauhan and David E. Johnson (2011)
Phenotypic plasticity of chinese sprangletop (Leptochloa chinensis) in competition with seeded rice

Weed Biology and Management (2011) 11, 202-209
Bhagirath S. Chauhan and David E. Johnson (2011)
Competitive interactions between weedy rice and cultivated rice as a function of added nitrogen and the level of competition

Weed Science (2011) 59, 495-499
Jihyun Lee, Bhagirath S. Chauhan and David E. Johnson (2011)
Germination of fresh horse purslane (Trianthema portulacastrum) seeds in response to different environmental factors

Weed Science (2011) 59, 182-187
Grace E.-K. Bolfrey-Arku, Bhagirath S. Chauhan and David E. Johnson (2011)
Seed germination ecology of itchgrass (Rottboellia cochinchinensis)

Weed Science (2010) 58, 295-299
Bhagirath S. Chauhan and David E. Johnson (2010)
Relative importance of shoot and root competition in dry-seeded rice growing with junglerice (Echinochloa colona) and ludwigia (Ludwigia hyssopifolia)

Weed Science (2010) 58, 374-380
Bhagirath S. Chauhan and David E. Johnson (2010)
Weedy rice (Oryza sativa) I. Grain characteristics and growth response to competition of weedy rice variants from five Asian countries

Weed Science (2010) 58, 132-135
Bhagirath S. Chauhan and David E. Johnson (2010)
Growth and reproduction of junglerice (Echinochloa colona) in response to water stress

Weed Science (2010) 58, 204-208
Bhagirath S. Chauhan and David E. Johnson (2010)
Responses of rice flatsedge (Cyperus iria) and barnyardgrass (Echinochloa crus-galli) to rice interference

Weed Science (2009) 57, 235-240
Bhagirath S. Chauhan and David E. Johnson (2009)
Seed germination ecology of junglerice (Echinochloa colona): A major weed of rice

Weed Biology and Management (2009) 9, 38-45
Bhagirath S. Chauhan and David E. Johnson (2009)
Germination, emergence, and dormancy of Mimosa pudica

Weed Science (2009) 57, 379-385
Bhagirath S. Chauhan and David E. Johnson (2009)
Germination ecology of spiny (Amaranthus spinosus) and slender amaranth (A. viridis): Troublesome weeds of direct-seeded rice

Weed Science (2009) 57, 36-42
Bhagirath S. Chauhan and David E. Johnson (2009)
Seed germination and seedling emergence of synedrella (Synedrella nodiflora) in a tropical environment

Weed Science (2008) 56, 244-248
Bhagirath S. Chauhan and David E. Johnson (2008)
Seed germination and seedling emergence of giant sensitiveplant (Mimosa invisa)

Weed Science (2008) 56, 699-706
Bhagirath S. Chauhan and David E. Johnson (2008)
Germination ecology of goosegrass (Eleusine indica): An important grass weed of rainfed rice

Weed Science (2008) 56, 670-675
Bhagirath S. Chauhan and David E. Johnson (2008)
Seed germination ecology of purple-leaf button weed (Borreria ocymoides) and Indian heliotrope (Heliotropium indicum): Two common weeds of rain-fed rice

Weed Science (2008) 56, 820-825
Bhagirath S. Chauhan and David E. Johnson (2008)
Germination ecology of Chinese sprangletop (Leptochloa chinensis) in the Philippines

Weed Science (2008) 56, 567-573
Bhagirath S. Chauhan and David E. Johnson (2008)
Germination ecology of two troublesome Asteraceae species of rainfed rice: Siam weed (Chromolaena odorata) and coat buttons (Tridax procumbens)

Weed Science (2008) 56, 383-388
Bhagirath S. Chauhan and David E. Johnson (2008)
Influence of environmental factors on seed germination and seedling emergence of eclipta (Eclipta prostrata) in a tropical environment

Weed Science (2008) 56, 722-728
Bhagirath S. Chauhan and David E. Johnson (2008)
Germination ecology of southern crabgrass (Digitaria ciliaris) and India crabgrass (Digitaria longiflora): Two important weeds of rice in tropics

Weed Science (2008) 56, 814-819
Bhagirath S. Chauhan and David E. Johnson (2008)
Seed germination and seedling emergence of nalta jute (Corchorus olitorius) and redweed (Melochia concatenata): Important broadleaf weeds of the tropics