P. L. Vlek , B. T. Kang , A. C. B. M. van der Kruijs , J. van der Heide
Nitrogen management in farming systems in humid and subhumid tropics. 291 -306
Günther G. B. Manske , Paul L. G. Vlek
Plant roots: the hidden half 249 -259
Reiner Wassmann , Sudip Mitra , Paul L. G. Vlek
Current Science 88 ( 1) 25 -35
Paul L. G. Vlek , Eric T. Craswell , Holm Tiessen , Zef Bonn
Research Papers in Economics
Paul L. G. Vlek , Ulrich Eberhardt , Mie Mie Aung
Journal of applied botany 76 1 -7
Klaus G. Troitzsch , Meine Van Noordwijk , Grace B. Villamor , Paul L. G. Vlek
Meine van Noordwijk , Grace B. Villamor , Paul L. G. Vlek , Quang Bao Le
Paul L. G. Vlek , Ronald F. Kühne , Manfred Denich
Philosophical Transactions of the Royal Society B 352 ( 1356) 975 -985
AK Braimoh , PL Vlek ,
Springer, Dordrecht 1 -7
Lulseged Tamene , Paul L. G. Vlek
Springer, Dordrecht 73 -100
Benedicta Y. Fosu-Mensah , Paul L. G. Vlek , Günther Manske , Michael Mensah
The Journal of Agricultural Science 7 ( 8) 118 -130
Abha Chhabra , Helmut Geist , Richard A. Houghton , Helmut Haberl
Springer Berlin Heidelberg 71 -116
Paul L. G. Vlek , Daniel Hillel , Sonya Teimann
Villages in the Future 169 -172
Zhou Shi , Gerd R Ruecker , Marc Mueller , Christopher Conrad
Agronomy Journal 99 ( 5) 1317 -1326
Charles Rodgers , Nick van de Giesen , Wolfram Laube , Paul L. G. Vlek
Integrated Assessment of Water Resources and Global Change 21 ( 1) 295 -313
Joseph X. Kugbe , Fosu Mathias , Tamene L. Desta , Manfred Denich
Nutrient Cycling in Agroecosystems 93 ( 3) 265 -284
Gebreyesus Brhane Tesfahunegn , Paul L. G. Vlek , Lulseged Tamene
Nutrient Cycling in Agroecosystems 92 ( 3) 255 -272
Joseph Kugbe , Mathias Fosu , Paul L. G. Vlek
Nutrient Cycling in Agroecosystems 102 ( 1) 113 -136
Gebreyesus Brhane Tesfahunegn , Lulseged Tamene , Paul L. G. Vlek
Applied and Environmental Soil Science 2014 ( 2014) 1 -15
Gebreyesus Brhane Tesfahunegn , Paul L. G. Vlek
International Scholarly Research Notices 2013 1 -10