Chapters by Dr. Charles Wortmann
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Book Chapter
Fertilizer Use Issues for Smallholder Agriculture in Tropical Africa
by Charles S. Wortmann, Anthony O. Esilaba, Kayuki C. Kaizzi, Catherine Kibunja, Keziah W. Ndungu-Magiroi and Nouri Maman
in the book "Sustainable Crop Production" edited by Mirza Hasanuzzaman, Marcelo Carvalho Minhoto Teixeira Filho, Masayuki Fujita and Thiago Assis Rodrigues Nogueira, ISBN 978-1-78985-318-6, Print ISBN 978-1-78985-317-9, InTech, June 6, 2020
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Book Chapter
Sweet Sorghum as a Bioenergy Crop for the US Great Plains
by Charles S. Wortmann and Teshome Regassa
in the book "Economic Effects of Biofuel Production" edited by Marco Aur�lio dos Santos Bernardes, ISBN 978-953-307-178-7, InTech, August 8, 2011