PhD/MSc/BSc-theses, Internship reports


Glawe, A. (2017). Auswirkungen von Wasserstress auf Jungpflanzen verschiedener Genotypen von Kakao. BSc thesis. University of Göttingen, Germany.

Mader, L. (2017). Impact of cocoa cropping systems and varieties on cherrelle wilt, yield and foliage density. MSc thesis. University of Hohenheim, Germany.

Vaderna, C. (2017). Factors affecting pod loss of cocoa in different production systems and varieties in Bolivia. BSc thesis. Swiss Federal Institute of Technology (ETH), Zurich, Switzerland

Von Arb, C. (2017). Soil Quality in two Long-term Field Trials under Organic and Conventional Farming at two Intensity Levels in the Central Highlands of Kenya. MSc thesis. Swiss Federal Institute of Technology (ETH), Zurich, Switzerland.


Fernández Jauregui, L. (2016). Comparación de la distribución y concentración horizontal de raíces absorbentes en árboles de cacao en cinco sistemas de producción en Sara Ana, Alto Beni, Bolivia. Internship report Earth University, Costa Rica.

Fuchs, M. (2016). Influence of cultivation systems of Theobroma cacao in Alto Beni, Bolivia, on the fine root distribution at different distances from the stem and examining the existence of higher root density at the dripline. Internship report University of Kassel, Faculty of Organic Agricultural Sciences.


Bolt, M. (2015). Evaluation der Kakaoertragsverluste durch die Kakaowanze (Monalonion dissimulatum  Dist) in Alto Beni, Bolivien. BSc thesis. Hochschule für Agrar-, Forst- und Lebensmittelwissenschaften (HALF) Berner Fachlochschule, Switzerland.

Campos, V. C. (2015). Eficacia de sombra de las especies acompañantes (Inga spp.) en los sistemas agroforestales de cultivos de cacao (Theobroma cacao) y evalución del nivel adaptativo de los agricultores en la región de Alto Beni, Bolivia. MSc thesis. Universidad Internacional de Andalucía, Spain.

Hackmann, F. (2015). Nährstoffgehalte in Böden verschiedener Kakao Anbausysteme. Eine Untersuchung monokultureller und agroforstlicher Bewirstschaftung in Bolivien. MSc thesis. Georg-August-Universität Göttingen, Geographisches Institut, Germany.

Helfenstein, J. (2015). Determinants of soil and wheat zinc concentrations: an on-farm study in Madhya Pradesh, India. MSc thesis. ETH Zürich, Switzerland.

Herren, P. (2015). The pollination-ratio of cacao flowers in different production systems. Certified internship. Swiss Federal Institute of Technology (ETH), Zurich, Switzerland.

Herzog, J. (2015). Waldinventur in dynamischer Agroforstwirtschaft Bolivien. Praxisbericht an der Hochschule für Forstwirtschaft Rottenburg, Germany.

Kettela, V. (2015) Description de l’état structural avant taille des parcelles d’essais de Sara Ana, Alto Beni, Bolivie. Rapport de stage 2A. SupAgro, Montepellier, France.

Mosimann, C. (2015). Pollination performance of cocoa in different production systems. Internship report.

Mueller, I. (2015). Characterization of organic and conventional cropping systems growing wheat in Madhya Pradesh. MSc thesis. ETH Zürich, Switzerland.

Schweizer, S. A. (2015). Evaluation of soil physical properties under long-term organic and conventional agricultural systems in central India. MSc thesis. Hohenheim Univeristy, Germany.

Vaccaro, C. (2015). Evaluation of cherelle wilt in five Theobroma cacao L. cropping systems: a physiological and phenological approach. MSc thesis. University Hohenheim, Germany.


Hertig, T. (2014). Report on compulsory work experience in the master of environmental sciences programme: economic analysis of different cocoa production systems. DUSYS, ETH Zürich, Switzerland.

Wurtz, M. (2014). Indicateurs de performance de variétés de cacaoyers (Theobroma cacao, L.) de différents systèmes de culture dans la région Alto Beni, en Bolivie. Unpublished, M.Sc. thesis, ISTOM - Ecole Supérieure d’Agro-Développement International, France.

Zweifel, J. (2014) Assessment of options and tools for pest monitoring in organic cotton production systems of the Nimar region, Madhya Pradesh, India. Unpublished, B.Sc. thesis, Zurich University of Applied Sciences, Wädenswil, Switzerland.


Jacobi, J. (2013) The contribution of organic cocoa production to social-ecological resilience in a changing climate - a comparison of organic and non-organic cocoa cultivation systems in Alto Beni, Bolivia. PhD Thesis, Center for Development and Environment (CDE), University of Bern, Switzerland.

Heuschkel, Z. (2013) “El cacao me quiere, pero yo no se que hacer” An assessment of cacao farmers’ disease knowledge as a basis for participatory technology development. Unpublished, MSc Thesis, Rheinische Friedrich – Wilhelms University of Bonn, Germany.

Schmalz, H. (2013) Effects of organic and conventional farming systems after two crop rotation periods (6 yrs) on soil quality indicators in two long-term trials in Kenya. Unpublished, MSc Thesis, ETH Zürich, Switzerland.

Utz, C. (2013) Assessment of self-made pest control products for organic cotton production in the Nimar region, Madhya Pradesh, India. Unpublished, BSc Thesis, Swiss College of Agriculture, Zollikofen, Switzerland.

Ferrari, L. (2013) Comparación de la efectividad de diferentes métodos para el control biológico del chinche de cacao (Monalonion dissimulatum) en Alto Beni, Bolivia. Unpublished, BSc Thesis, Swiss College of Agriculture, Zollikofen, Switzerland.


Dietzel, N., Kahle, J. (2012). Local Knowledge of Pests and Pest Management in the Nimar Region in Madhya Pradesh, India. Unpublished, internship report for ASA-Program, Berlin, Germany.

Flores, A. (2012). Efecto de cinco sistemas de cultivo para Theobroma cacao sobre la biomasa microbiana y actividad  enzimática del suelo, Alto Beni  Bolivia. Unpublished, BSc Thesis, Institute of Ecology, Universidad Major de San Andrés, Bolivia.

Gomez, S. (2012). Identification and Evaluation of Improved Manure Management Options in the Context of Rural India. Unpublished, BSc Thesis, Swiss College of Agriculture, Zollikofen, Switzerland.

Jacobi, H. (2012). Oberirdische Biomasse und Kohlenstoff – Ein Vergleich verschiedener Anbausysteme von Kakao in Alto Beni, Bolivien. Awarded BSc Thesis, University of Kassel, Germany.

Nyffenegger, M. R. (2012). Improving plant availability of P contained in local rock phos2phate for use on alkaline soils. Unpublished, BSc Thesis, Swiss College of Agriculture, Zollikofen, Switzerland.


Locher, M. (2011). Options for rock phosphate solubilization in organic farming and their effects on mung, wheat and maize. Unpublished, BSc Thesis, Swiss College of Agriculture, Zollikofen, Switzerland.

Niether, W. (2011). Water use characteristics of cocoa (Theobroma cacao L.) in different production systems and of two shade tree species in Alto Beni, Bolivia. Unpublished, MSc Thesis, University of Göttingen, Germany.

Schneidewind, U. (2011). Kleinräumliche Variabilität der Bodennährstoffe in experimentellen Kakao-Agroforstparzellen (Alto Beni Bolivien); Ein Vergleich von Misch- und Einzelproben mit Hilfe des Äquivalenztests. Unpublished, Diplomarbeit Georg August Universität Göttingen, Germany.

Schöning, R. (2011). Kohlenstoff- und Nährstoffvorräte im Boden-Litterkompartiment von Kakaoanbausystemen. Ein Vergleich konventioneller Monokultur und sukzessiver Agroforstsysteme im Alto Beni – Bolivien. Nicht publiziert, Masterarbeit Universität Göttingen.

Schonter, C. (2011). Gender aspects in cotton-based farming system. Unpublished, Internship Report, bioRe India Association, Kasravad, Khargone District, MP, India.