R. K. Cunningham

Cocoa Research Institute of Ghana

Publishing since 1958, latest 1963

Horticulture
Soil Science
Food Science
Nature and Landscape Conservation

Their record on OpenAlex
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Publications: 91958–1963
Citations: 278to those papers
h-index: 8i10-index 8
Field-weighted impact: 6.601.00 is the world average
World top 10%: 78%7 of 9 scored papers
Open access: 11%1 papers free to read

By year

Papers, and the citations to them

Publications, left axisCitations to that year’s papers, right axis2026 still in progress

Publications

9 in all

THE EFFECT OF CLEARING A TROPICAL FOREST SOIL
1963Journal of Soil ScienceJournalFirst authorCorresponding119 citations10.1111/j.1365-2389.1963.tb00957.x
The shade and fertiliser requirements of cacao (Theobroma cacao) in Ghana
1962Journal of the Science of Food and Agriculture

Citations received each year

Peerford

To all their work, old papers included. Google Scholar also counts citations from theses, books and web pages, so its line runs higher.

What they work on

From the classification of each paper

Subfields

Horticulture667%
Soil Science222%
Food Science111%
Nature and Landscape Conservation111%

Life Sciences
Physical Sciences

Topics most written on

Cocoa and Sweet Potato Agronomy6
Soil Carbon and Nitrogen Dynamics2
Agricultural Science and Fertilization1
Food Chemistry and Fat Analysis1
Forest ecology and management1

Who they write with

Their most frequent co-authors, and the papers those co-authors share

Where their co-authors are

11% of their papers have a co-author abroad

papers co-written1111111Home

Most frequent partner countries

United Kingdom1

Papers with at least one author in that country.

Institutions written with most

Rothamsted ResearchGB1 paper

Where they publish

Journal of Horticultural Science3
Annals of Botany1
Journal of Soil Science1
Journal of the Science of Food and Agriculture1
Nature1
The Journal of Agricultural Science1

Development goals addressed

From each paper’s title and abstract

2Zero hunger6
15Life on land3

Most cited

THE EFFECT OF CLEARING A TROPICAL FOREST SOIL
Journal of Soil Science15
1963119 citationsWorld top 10%
The shade and fertiliser requirements of cacao (Theobroma cacao) in Ghana
Journal of the Science of Food and Agriculture15
196238 citationsWorld top 10%
A Cocoa Shade and Manurial Experiment at the West African Cocoa Research Institute, Ghana I. First Year

Mineral nitrogen in tropical forest soils

1962The Journal of Agricultural ScienceJournalFirst authorCorresponding16 citations10.1017/s0021859600015288

Comparison of Soil Covers during Cocoa Establishment on Clear-felled Land

1961Tropical AgricultureJournalOpen accessFirst author10 citations

Cocoa Shade and Manurial Experiment in Ghana

1958NatureJournalFirst author7 citations10.1038/182119a0

Tropical Agriculture

How it can be read

11% free to read

Green 1 · 11%A copy in a repository
Closed 8 · 89%Behind a paywall

Who funds it

1 of 9 papers name a funder

Imperial College London1

Journal of Horticultural Science2

195926 citationsWorld top 10%