D-Index & Metrics Best Publications

D-Index & Metrics D-index (Discipline H-index) only includes papers and citation values for an examined discipline in contrast to General H-index which accounts for publications across all disciplines.

Discipline name D-index D-index (Discipline H-index) only includes papers and citation values for an examined discipline in contrast to General H-index which accounts for publications across all disciplines. Citations Publications World Ranking National Ranking
Environmental Sciences D-index 35 Citations 9,991 57 World Ranking 4348 National Ranking 1858

Research.com Recognitions

Awards & Achievements

1978 - Fellow of the American Association for the Advancement of Science (AAAS)

Overview

What is he best known for?

The fields of study he is best known for:

  • Ecology
  • Algae
  • Oceanography

John H. Ryther focuses on Nutrient, Botany, Seawater, Ecology and Oceanography. In the field of Botany, his study on Gracilaria tikvahiae and Gracilaria foliifera overlaps with subjects such as Biochemical composition. He works mostly in the field of Oceanography, limiting it down to concerns involving Chlorophyll and, occasionally, Surface water and Sargasso sea.

His work carried out in the field of Upwelling brings together such families of science as Environmental chemistry and Phytoplankton. The study incorporates disciplines such as Eutrophication and Algae in addition to Environmental chemistry. John H. Ryther regularly ties together related areas like Fishery in his Algae studies.

His most cited work include:

  • Nitrogen, phosphorus, and eutrophication in the coastal marine environment. (1511 citations)
  • Photosynthesis and Fish Production in the Sea (1155 citations)
  • Photosynthesis in the Ocean as a Function of Light Intensity1 (327 citations)

What are the main themes of his work throughout his whole career to date?

His main research concerns Oceanography, Algae, Nutrient, Phytoplankton and Environmental chemistry. His research integrates issues of Chlorophyll and Fishery in his study of Oceanography. The concepts of his Algae study are interwoven with issues in Environmental engineering, Effluent, Sewage and Sewage treatment.

His work deals with themes such as Seawater, Animal science, Nitrate and Botany, which intersect with Nutrient. His study on Phytoplankton is covered under Ecology. His Environmental chemistry research is multidisciplinary, incorporating elements of Organic matter and Particulates.

He most often published in these fields:

  • Oceanography (25.00%)
  • Algae (23.44%)
  • Nutrient (23.44%)

What were the highlights of his more recent work (between 1977-2009)?

  • Botany (20.31%)
  • Seawater (14.06%)
  • Nutrient (23.44%)

In recent papers he was focusing on the following fields of study:

His scientific interests lie mostly in Botany, Seawater, Nutrient, Phytoplankton and Ecology. Total nitrogen and Animal science is closely connected to Gracilaria tikvahiae in his research, which is encompassed under the umbrella topic of Seawater. His Phytoplankton research includes themes of Bay and Spring.

Gracilaria is the focus of his Algae research. His Food chain research focuses on Environmental engineering and how it connects with Environmental chemistry. The Fishery study combines topics in areas such as Oceanography, Salinity and Turbidity.

Between 1977 and 2009, his most popular works were:

  • Nitrogen uptake and storage by the red alga Gracilaria tikvahiae (McLachlan, 1979)☆ (125 citations)
  • Some aspects of the growth and yield of Gracilaria tikvahiae in culture (121 citations)
  • The Effects of Nitrogen and Seawater Flow Rate on the Growth and Biochemical Composition of Gracilaria foliifera var. angustissima in Mass Outdoor Cultures (119 citations)

In his most recent research, the most cited papers focused on:

  • Ecology
  • Algae
  • Oceanography

John H. Ryther mostly deals with Botany, Seawater, Nutrient, Gracilaria tikvahiae and Biochemical composition. His study of Botany brings together topics like Yield and Hydrilla. His Yield research spans across into areas like Volume, Gracilaria, Total nitrogen and Animal science.

Among his research on Hydrilla, you can see a combination of other fields of science like Seasonality, Sewage treatment, Stocking and Agronomy. His Seasonality research incorporates elements of Macrophyte and Lemna. Biochemical composition and Gracilaria foliifera are two areas of study in which John H. Ryther engages in interdisciplinary work.

This overview was generated by a machine learning system which analysed the scientist’s body of work. If you have any feedback, you can contact us here.

Best Publications

Nitrogen, phosphorus, and eutrophication in the coastal marine environment.

John H. Ryther;William M. Dunstan.
Science (1971)

2448 Citations

Photosynthesis and Fish Production in the Sea

John H. Ryther.
Science (1969)

1861 Citations

Photosynthesis in the Ocean as a Function of Light Intensity1

John H. Ryther.
Limnology and Oceanography (1956)

503 Citations

The Estimation of Phytoplankton Production in the Ocean from Chlorophyll and Light Data1

J. H. Ryther;C. S. Yentsch.
Limnology and Oceanography (1957)

472 Citations

The annual cycle of primary production in the Sargasso Sea off Bermuda

D.W. Menzel;J.H. Ryther.
Deep Sea Research (1959)

411 Citations

Organic chelators: Factors affecting primary production in the cromwell current upwelling☆

Richard T. Barber;John H. Ryther.
Journal of Experimental Marine Biology and Ecology (1969)

272 Citations

The Measurement of Primary Production1

John H. Ryther.
Limnology and Oceanography (1956)

234 Citations

Annual variations in primary production of the Sargasso sea off Bermuda

D.W. Menzel;J.H. Ryther.
Deep Sea Research (1961)

229 Citations

Physical models of integrated waste recycling- marine polyculture systems

John H. Ryther;Joel C. Goldman;Cameron E. Gifford;John E. Huguenin.
Aquaculture (1975)

226 Citations

Nitrogen uptake and storage by the red alga Gracilaria tikvahiae (McLachlan, 1979)☆

J.H. Ryther;N. Corwin;T.A. DeBusk;L.D. Williams.
Aquaculture (1981)

189 Citations

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