Johan A. Hellebust

Johan A. Hellebust publication distribution in Plant Science and Agronomy in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Plant Science and Agronomy in 2026. The highlighted bar marks where Johan A. Hellebust sits on this spectrum.

Johan A. Hellebust D-index placement in Plant Science and Agronomy in 2026

The chart shows the D-index (discipline H-index) distribution of Plant Science and Agronomy scientists ranked by Research.com in 2026. The highlighted bar marks where Johan A. Hellebust sits on this spectrum.

Best Publications

• GROWTH AND THE PRODUCTION OF EXTRACELLULAR SUBSTANCES BY TWO STRAINS OF PHAEOCYSTIS POUCHETI1,2

  R. R. L. Guillard;Johan A. Hellebust

  169
  Citations

• Effect of naphthalene and aqueous crude oil extracts on the green flagellate Chlamydomonas angulosa. I. Growth

  C. Soto;J. A. Hellebust;T. C. Hutchinson;T. Sawa

  118
  Citations

• Sorbitol and proline as intracellular osmotic solutes in the green alga Stichococcus bacillaris

  Lewis M. Brown;Johan A. Hellebust

  118
  Citations

• The Relationship between Inorganic Nitrogen Metabolism and Proline Accumulation in Osmoregulatory Responses of Two Euryhaline Microalgae

  Iftikhar Ahmad;Johan A. Hellebust

  109
  Citations

• Osmoregulation in the Extremely Euryhaline Marine Micro-Alga Chlorella autotrophica

  Iftikhar Ahmad;Johan A. Hellebust

  100
  Citations

• Effect of salinity on photosynthesis and mannitol synthesis in the green flagellate Platymonas suecica

  Johan A. Hellebust

  91
  Citations

• Regulation of Nitrogen Assimilation in Green Microalgae

  Johan A. Hellebust;Iftikhar Ahmad

  88
  Citations

• THE INVERTASE OF THE CORN RADICLE AND ITS ACTIVITY IN SUCCESSIVE STAGES OF GROWTH

  Unknown

  71
  Citations

• Nitrogen metabolism in the ectomycorrhizal fungus Laccaria bicolor (R. Mre.) Orton

  Iftikhar Ahmad;Terry J. Carleton;David W. Malloch;Johan A. Hellebust

  69
  Citations

• UPTAKE SPECIFICITY FOR ORGANIC SUBSTRATES BY THE MARINE DIATOM MELOSIRA NUMMULOIDES 1

  Unknown

  68
  Citations

• Effect of naphthalene and aqueous crude oil extracts on the green flagellate Chlamydomonas angulosa. II. Photosynthesis and the uptake and release of naphthalene

  C. Soto;J. A. Hellebust;T. C. Hutchinson

  67
  Citations

• Effects of long-term natural acidification on the algal communities of tundra ponds at the Smoking Hills, N.W.T., Canada

  R. G. Sheath;M. Havas;J. A. Hellebust;T. C. Hutchinson

  66
  Citations

• Mechanisms of response to salinity in halotolerant microalgae

  Johan A. Hellebust

  64
  Citations

• Nitrogen Metabolism of the Marine Microalga Chlorella autotrophica

  Iftikhar Ahmad;Johan A. Hellebust

  59
  Citations

• GLUCOSE UPTAKE BY CYCLOTELLA CRYPTICA: DARK INDUCTION AND LIGHT INACTIVATION OF TRANSPORT SYSTEM1,2

  Johan A. Hellebust

  59
  Citations

• THE CONTRIBUTION OF ORGANIC SOLUTES TO OSMOTIC BALANCE IN SOME GREEN AND EUSTIGMATOPHYTE ALGAE1

  Lewis M. Brown;Johan A. Hellebust

  55
  Citations

• Changes in plastid structure, pigmentation and photosynthesis of the conchocelis stage of Porphyra leucosticta (Rhodophyta, Bangiophyceae) in response to low light and darkness

  Robert G. Sheath;Johan A. Hellebust;Takashi Sawa

  50
  Citations

• EFFECTS OF ENVIRONMENTAL CONDITIONS ON THE RATE OF PHOTOSYNTHESIS AND SOME PHOTOSYNTHETIC ENZYMES IN DUNALIELLA TERTIOLECTA BUTCHER1

  Unknown

  43
  Citations

• Effects of salinity and osmolarity of the medium on amino acid metabolism in Cyclotella cryptica

  Ming Sai Liu;Johan A. Hellebust

  41
  Citations

• THE STATOSPORE OF DINOBRYON DIVERGENS IMHOF: FORMATION AND GERMINATION IN A SUBARCTIC LAKE1

  Robert G. Sheath;Johan A. Hellebust;Takashi Sawa

  34
  Citations

• Regulation of proline metabolism in the marine centric diatom Cyclotella cryptica

  Ming Sai Liu;Johan A. Hellebust

  32
  Citations

• Regulation of proline content of Chlorella autotrophica in response to changes in salinity

  Gilles Laliberté;Johan A. Hellebust

  32
  Citations

• Effects of salinity changes on growth and metabolism of the marine centric diatom Cyclotella cryptica

  Ming Sai Liu;Johan A. Hellebust

  31
  Citations

• RELATIONSHIP OF HYDROCARBON SOLUBILITY TO TOXICITY IN ALGAE AND CELLULAR MEMBRANE EFFECTS

  Thomas C. Hutchinson;Johan A. Hellebust;Donald Mackay;Deborah Tarn

  26
  Citations