National Root Crops Research Institute

National Root Crops Research Institute

The National Root Crops Research Institute, Umudike, Abia State is an agricultural research institute in Nigeria. Its origins can be traced back to an experimental farm established at Moor Plantation, Ibadan on January 1, 1923 by the Nigerian Department of Agriculture. Derived from Wikipedia licensed CC-BY-SA.

Open Access statistics for National Root Crops Research Institute, Nigeria, covering academic research published from 2000 to 2024. Read More.


Open Access Percentage

81%


Total
Publications

491


Total Open
Publications

397


Total
Citations

8.4K


Open Access
Percentage

81%


Total
Publications

491


Total Open
Publications

397


Total
Citations

8.4K

Wikipedia

Website

download

Breakdown

53% 26% 1% 20%

Publisher Open

53%

Both

26%

Other Platform Open

1%

Closed

20%

Percentage of Open Access over time

0%10%20%30%40%50%60%70%80%90%100%
2000200120022003200420052006200720082009201020112012201320142015201620172018201920202021202220232024

Publisher Open

Both

Other Platform Open

Closed

Volume of Open Access over time

05101520253035404550Total Publications
2000200120022003200420052006200720082009201020112012201320142015201620172018201920202021202220232024

Open

Closed

Publisher Open

35%OA Journal

OA Journal 35%

131

Hybrid 33%

122

No Guarantees 32%

121

Other Platform Open

Institution 69%

92

Domain 55%

74

Other Internet 22%

29

Public 4%

5

Preprint 2%

3

Other Platform Locations

Name

Platform Type

Publications

PubMed Central
Domain
75
Consultative Group for International Agricultural Research - CGSPace A Repository of Agricultural Research Outputs
Institution
62
DOI
Other Internet
24
Le Centre pour la Communication Scientifique Directe - HAL - Diderot
Institution
17
Cirad - Agritrop
Institution
16
International Food Policy Research Institute - International Food Policy Research Institute
Institution
6
International Food Policy Research Institute - IFPRI E-brary
Institution
6
Europe PMC
Domain
5
Wageningen University & Research - Wageningen University and Researchcenter Publications
Institution
4
U.S. Department of Energy Office of Scientific and Technical Information - OSTI OAI
Institution
4
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Data updated 18 August 2025

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