Browse eprints by Research

Number of eprints: 94.

Journal paper

Wainaina, Stephen; Waititu, Anthony; Salifu, Daisy; Mwalili, Samuel; Karanja, Edward N.; Adamtey, Noah; Tonnang, Henri; Matheri, Felix; Mwangi, Edwin; Bautze, David and Tanga, Chrysantus M. (2022) Modeling the Incidence of Maize Spotted Stem-Borer (Chilo partellus) Infestation Under Long-Term Organic and Conventional Farming Systems. International Journal of Data Science and Analysis, 8 (6), pp. 169-181.

Home, Robert; Gerrard, Catherine L.; Hempel, Corinna; Losták, Michal; Vieweger, Anja; Husák, Jakub; Stolze, Matthias; Hamm, Ulrich; Padel, Susanne; Willer, Helga; Vairo, Daniela and Zanoli, Raffaele (2017) The quality of organic market data: providing data that is both fit for use and convenient. Organic Agriculture, 7 (2), pp. 141-152.

Granatstein, David; Kirby, Elisabeth; Ostenson, Harold and Willer, Helga (2016) Global situation for organic tree fruits. Scientia Horticulturae, 208, pp. 3-12.

Granatstein, David; Kirby, Elisabeth and Willer, Helga (2010) Current World Status of Organic Temperate Fruits. ISHS Acta Horticulturae, 873, pp. 19-36.

Willer, Helga and Yussefi, Minou (2006) Organic Farming in Germany / Organic Farming in Switzerland. Middle East Food (MEF) Magazine, 22 (3), pp. 44-46.

Forschungsinstitut für biologischen Landbau, (FiBL) and Stiftung Ökologie & Landbau, (SÖL) (2004) Ökologisch bewirtschaftete Fläche in den neuen Mitgliedstaaten der EU. [Organically managed area in the member states of the European Union.] Ökologie & Landbau, 3 (2004), p. 11.

Yussefi, Minou; Willer, Helga and Geier, Bernward (2004) Organic Agriculture Worldwide - Still on the Rise 2004. Ecology & Farming.

Newspaper or magazine article

Willer, Helga and Lernoud, Julia (2018) Organic continues to boom: Global market grew by double digits in 2016, the highest increase ever – 14 facts on organic agriculture worldwide. Bioeco Actual, 2018 (UK), pp. 10-13.

Rebholz, Theresa (2014) Biolandbau in Zahlen – 15 Jahre «The World of Organic Agriculture». bioaktuell, 2014, 3/14, p. 24.

Conference paper, poster, etc.

Willer, Helga; Meier, Claudia; Schlatter, Bernhard and Trávníček, Jan (2022) The state and evolution of organic fruit and vegetables: production and market at a world scale. Paper at: XII International Symposium on Banana: Celebrating Banana Organic Production, Angers, August 14-18, 2022. [Completed]

Willer, Helga (2021) Organic Share Of Total Farmland And Of Total Retail Sales As Indicators To Measure Progress Towards Sdgs 2 And 12. Paper at: Organic World Congress 2021, Science Forum: 6th ISOFAR Conference co-organised with INRA, FiBL, Agroecology Europe, TP Organics and ITAB, Rennes, France, 8 - 10 September, 2021. [Completed]

Willer, Helga and Sahota, Amarjit (2020) The World of Organic Agriculture, Statistics and Emerging Trends 2020 at BIOFACH 2020. BIOFACH Congress 2020. Session: The World of Organic Agriculture, Statistics and Emerging Trends, Messezentrum Nürnberg, Germany, February 12-15, 2020. [Completed]

Amudavi, David; Batcha, Laura; Katto-Andrighetto, Joelle; Menon, Manoj Kumar; Morrison, Chris; Sahota, Amarjit; Willer, Helga; Lernoud, Julia; Schlatter, Bernhard; Kemper, Laura; Trávníček, Jan; Yavruyan, David and Zejiang, Zhou (2020) The World of Organic Agriculture und Global Organic Market Overview (Sessions at the Biofach 2020). Paper at: Biofach Congress 2020, Nuremberg, Germany, 12.-15.2.2020. [Completed]

Willer, Helga; Lernoud, Julia; Huber, Beate and Sahota, Amarjit (2019) The World of Organic Agriculture, Statistics and Emerging Trends 2019 at BIOFACH 2019. BIOFACH Congress 2019. Session: The World of Organic Agriculture, Statistics and Emerging Trends, Messezentrum Nürnberg, Germany, February 13-16, 2019. [Completed]

Willer, Helga; Schaack, Diana; Arnaud, Marc and Solfanelli, Francesco (2018) The European Market for Organic Food. Paper at: BIOFACH Congress 2018, Messezentrum Nürnberg, Nürnberg, Germany, February 14, 2018. [Unpublished]

Willer, Helga; Lernoud, Julia; Huber, Beate and Sahota, Amarjit (2018) The World of Organic Agriculture at BIOFACH 2018. Paper at: Session "The World of Organic Agriculture" at BIOFACH 2018, Nürnberg, February 14, 2018. [Completed]

Willer, Helga; Lernoud, Julia; Huber, Beate and Sahota, Amarjit (2017) The World of Organic Agriculture (Session at the BIOFACH 2017). Paper at: BIOFACH Congress 2017, Nuremberg, Germany, February 15, 2017. [Completed]

Zanoli, Raffaele; Willer, Helga; Schaack, Diana; Padel, Susanne and Rison Alabert, Nathalie (2015) The European market for organic food (Session at the BIOFACH 2015). Paper at: BioFach Congress 2015, Nuremberg, Germany, 11.-15.2.2015. [Completed]

Willer, Helga (2014) Update on organic viticulture in Europe. Paper at: IFOAM Organic World Congress 2014, Istanbul, Turkey, 13-15 October 2014. [Completed]

Willer, Helga and Schaack, Diana (2014) Building an Organic Market Database - OrganicDataNetwork Training. Paper at: 2nd OrganicDataNetwork Workshop, Bari, Italy, July 10 & 11, 2014. [Completed]

Willer, Helga and Schaack, Diana (2014) Classification issues. Paper at: 2nd OrganicDataNetwork Workshop, Bari, Italy, July 10 & 11, 2014. [Completed]

Zanoli, Raffaele; Padel, Susanne; Willer, Helga; Schaack, Diana; Feldmann, Corinna and Hamm, Ulrich (2014) OrganicDataNetwork - How to improve the organic data collection system. Paper at: How to improve the organic data collection system, BUSINESSEUROPE in Brussels, Belgium, 3rd December, 2014. [Completed]

Willer, Helga; Mitchell, Alexandra and Ong, Kung Wai (2011) Presentations from the Workshop on Data Collection in Organic Agriculture, held at the 17th IFOAM Organic World Congress. Workshop at: 17th IFOAM Organic World Congress, Namyangju Sports & Culture Center, Namyangju City, Gyeonggi Province, Republic of Korea, September 28 to October 2, 2011. [Completed]

Willer, Helga (2010) Organic Horticulture World-wide. Paper at: 28th International Horticultural Congress, Symposium Organic Horticulture: Productivity and Sustainability, Lisbon, Portugal , August 22-27, 2010. [Unpublished]

Willer, Helga; Sahota, Amarjit and Huber, Beate (2009) The World of Organic Agriculture at BioFach 2009. Speech at: BioFach Congress, Nürnberg Messe, Nuremberg, February 19-22, 2009.

Willer, Helga (2008) Current status of organic farming world-wide. Paper at: 16th IFOAM Organic World Congress, Modena, Italy, June 18-20, 2008. [Unpublished]

Granatstein, David; Kirby, Elisabeth and Willer, Helga (2008) Current World Status of Organic Temperate Fruits. Paper at: Organic Fruit Conference, Vignola, Italy, June 16 and 17, 2008. [Unpublished]

Willer, Helga (2008) The Main Results of the Global Survey on Organic Agriculture 2008. Speech at: BioFach Congress, Nürnberg Messe, Nuremberg, February 21 - 24, 2008.

Willer, Helga (2008) Organic Agriculture in Europe. Statistics 2006. Speech at: BioFach Congress, Nürnberg Messe, Nuremberg, February 21-24, 2008. [Unpublished]

Willer, Helga (2008) Organic Viticulture in Europe: Development and current statistics. Paper at: Organic wine and viticulture conference, Levizzano near Modena, Italy, June 16 and 17, 2008. [Unpublished]

Willer, Helga and Bouagnimbeck, Hervé (2008) Workshop on how to improve global data collection on organic farming. In: Conference CD of the 16th IFOAM Organic World Congress, ConsozioModenaBio, Modena, Italy. [Unpublished]

Willer, Helga and Yussefi, Minou (2007) Organic Agriculture Statistics 2007 – The Main Results of the global organic survey 2007 by FiBL and SOEL. Speech at: BioFach Congress, Nürnberg Messe, Nuremburg, February 15-18, 2007.

Willer, Helga; Yussefi, Minou; Sahota, Amarjit and Huber, Beate (2007) The World of Organic Agriculture: Statistics and Emerging Trends. Speech at: BioFach Kongress 2007, Nürnberg Messe Convention Centre, Nuremberg, Germany, February 15-17, 2009.

Willer, Helga; Rippin, Markus; Schaack, Diana; Lampkin, Nicolas; Padel, Susanne and Lowman, Steve (2006) European Organic Production Statistics:Data Collection and Dissemination. Poster at: Joint Organic Congress, Odense, May 30-31. [Unpublished]

Yussefi, Minou (2006) The World of Organic Agriculture: Statistics and Emerging Trends 2006. Speech at: BioFach Congress 2006, NürnbergMesse, Nuremburg, Germany, 16.-19.2.2006.

Baraibar, Bàrbara (2006) The World of Organic Agriculture: Statistics and Emerging Trends 2006: Data Collection on Organic Farming World-Wide. Speech at: BioFach Congress 2006, NürnbergMesse, Nuremburg, Germany, 16.-19.2.2006.

Willer, Helga and Yussefi, Minou (2004) Global Organic Statistics 2004. Speech at: Biofach 2004, Nuremburg, 19.2.2004-22.2.2004.

Proceedings

Research Institute of Organic Agriculture (FiBL) (Ed.) (2016) Presentations of the session "The European market for organic food" at BIOFACH 2016. . Proceedings of BIOFACH Congress 2016, Nuremberg, Germany, February 10-13, 2016. [Submitted]

Research Institute of Organic Agriculture (FiBL) (Ed.) (2016) Presentations of the session "The World of Organic Agriculture" at BIOFACH 2016. . Proceedings of BIOFACH Congress 2016, Nuremberg, Germany, February 10-13, 2016. [Submitted]

Research Institute of Organic Agriculture (Ed.) (2013) Presentations from the session "The World of Organic Agriculture - Statistics and Emerging Trends 2013" at the BioFach Congress 2013. . Proceedings of Biofach Congress 2013, NürnbergMesse, Nürnberg, February 13, 2013. [Completed]

Report

Willer, Helga; Sampson, Gregory; Voora, Vivek; Dang, Duc and Lernoud, Julia (2019) The State of Sustainable Markets 2019 - Statistics and Emerging Trends. International Trade Centre (ITC), International Institute for Sustainable (IISD), Research Institute of Organic Agriculture (FiBL), Geneva, Switzerland.

Willer, Helga and Lernoud, Julia (2018) The World of Organic Agriculture (Chinese) - Statistics & Emerging Trends 2018. Handbook. Beijing Organic and Beyond Corp..

Lernoud, Julia; Potts, Jason; Sampson, Gregory; Garibay, Salvador V.; Lynch, Matthew; Voora, Vivek; Willer, Helga and Wozniak, Joseph (2017) The State of Sustainable Markets 2017 - Statistics and Emerging Trends. International Trade Centre (ITC), International Institute for Sustainable (IISD), Research Institute of Organic Agriculture (FiBL), Geneva, Switzerland.

Willer, Helga and Schaack, Diana (2014) D4.3 Final report on compilation of key organic market data. Research Institute of Organic Agriculture (FIBL), Frick, Switzerland .

Willer, Helga and Lernoud, Julia (editor): Research Institute of Organic Agriculture (FiBL) (Ed.) (2013) Organic Agriculture Worldwide: Key results from the FiBL-IFOAM survey on organic agriculture worldwide 2013. Slide collection. Research Institute of Organic Agriculture (FiBL), Frick, Switzerland .

Willer, Helga; Yussefi-Menzler, Minou and Sorensen, Neil (Eds.) (2008) The World of Organic Agriculture - Statistics and Emerging Trends 2008. IFOAM, Bonn and FiBL, Frick.

Report chapter

Willer, Helga; Moeskops, Bram; Busacca, Emanuele and De La Vega, Nicolas (2019) Organic in Europe: Recent Developments. In: Willer, Helga and Lernoud, Julia (Eds.) The World of Organic Agriculture: Statistics and Emerging Trends 2019. Research Institut of Organic Agriculture FiBL, IFOAM - Organics International , pp. 208-216.

Book

Willer, Helga; Trávníček, Jan and Schlatter, Bernhard (Eds.) (2025) The World of Organic Agriculture. Statistics and Emerging Trends 2025. Research Institute of Organic Agriculture FiBL and IFOAM - Organics International, Frick and Bonn.

Kemper, L.; Sampson, G.; Bermudez, S.; Schlatter, B.; Luna, E.; Dang, D.T. and Willer, H. (2024) The State of Sustainable Markets 2024: Statistics and Emerging Trends. International Trade Centre (ITC), Geneva, Switzerland.

Willer, Helga; Trávníček, Jan; Meier, Claudia and Schlatter, Bernhard (Eds.) (2021) The World of Organic Agriculture 2021 - Statistics and Emerging Trends. Research Institute of Organic Agriculture FiBL and IFOAM - Organics International, Frick and Bonn., CH-Frick and D-Bonn.

Willer, Helga; Schlatter, Bernhard; Trávníček, Jan; Kemper, Laura and Lernoud, Julia (Eds.) (2020) The World of Organic Agriculture Statistics and Emerging Trends 2020. 21st edition. Research Institute of Organic Agriculture (FiBL) and IFOAM – Organics International, Frick and Bonn.

Hossain, Shaikh Tanveer and Chang, Jennifer (2020) Developments in the organic sector in Asia in 2019. 2020 edition. The World of Organic Agriculture. Statistics & Emerging Trends 2020. FiBl and IFOAM Organics International, Frick, Switzerland.

Willer, Helga and Lernoud, Julia (Eds.) (2015) The World of Organic Agriculture. Statistics and Emerging Trends 2015. FiBL-IFOAM Report. Research Institute of Organic Agriculture (FiBL) and International Federation of Organic Agriculture Movements (IFOAM), Frick and Bonn.

Willer, Helga and Kilcher, Lukas (Eds.) (2010) The World of Organic Agriculture - Statistics and Emerging Trends 2010. IFOAM, Bonn and FiBL, Frick.

Willer, Helga and Kilcher, Lukas (Eds.) (2009) The World of Organic Agriculture - Statistics and Emerging Trends 2009. IFOAM, Bonn; FiBL, Frick; ITC, Genf.

Willer, Helga; Yussefi-Menzler, Minou and Sorensen, Neil (Eds.) (2008) The World of Organic Agriculture - Statistics and Emerging Trends 2008. Earthscan, London.

Willer, Helga and Yussefi, Minou (Eds.) (2006) The World of Organic Agriculture - Statistics and Emerging Trends 2006. International Federation of Organic Agriculture Movements (IFOAM), Bonn, Germany and Research Institute of Organic Agriculture FiBL, Frick, Switzerland, Bonn.

Willer, Helga and Yussefi, Minou (Eds.) (2005) The World of Organic Agriculture 2005 - Statistics and Emerging Trends. International Federation of Organic Agriculture Movements (IFOAM), DE-Bonn, Bonn.

Recke, Guido; Willer, Helga; Lampkin, Nic and Vaughan, Alison (Eds.) (2004) Development of a European Information System for Organic Markets - Improving the Scope and Quality of Statistical Data. Proceedings of the 1st EISfOM European Seminar, held in Berlin, Germany, 26-27 April, 2004. FiBL-Report. Research Institute of Organic Agriculture (FiBL), CH-Frick, Frick.

Willer, Helga and Yussefi, Minou (2004) The World of Organic Agriculture - Statistics and Emerging Trends 2004. International Federation of Organic Agriculture Movements, DE-53117 Bonn, Bonn.

Yussefi, Minou and Willer, Helga (Eds.) (2003) Ökologische Agrarkultur Weltweit 2003 – Statistiken und Perspektiven Organic Agriculture Worldwide 2003 – Statistics and Future Prospects. International Federation of Organic Agriculture Movements IFOAM, DE-Tholey-Theley.

Yussefi, Minou and Willer, Helga (Eds.) (2003) The World of Organic Agriculture: Statistics and Future Prospects 2003. International Federation of Organic Agriculture Movements (IFOAM), DE-Tholey-Theley, Tholey-Theley.

Yussefi, Minou and Willer, Helga (Eds.) (2002) Ökologische Agrarkultur Weltweit 2002– Statistiken und Perspektiven Organic Agriculture Worldwide 2002– Statistics and Future Prospects. International Federation of Organic Agriculture Movements IFOAM, DE-Tholey-Theley.

Book chapter

Schlatter, Bernhard; Trávníček, Jan; Helbing, Manuela and Willer, Helga (2025) Current Statistics on Organic Agriculture Worldwide: Area, Operators, International Trade and Retail Sales. In: Willer, Helga; Trávníček, Jan and Schlatter, Bernhard (Eds.) The World of Organic Agriculture. Statistics and Emerging Trends 2025. Research Institute of Organic Agriculture FiBL and IFOAM – Organics International, CH-Frick and D-Bonn, pp. 32-86.

Lembo, Guiseppe and Toomey, Lola (2025) Enabling and Constraining Factors for Developing Organic Aquaculture in Europe. In: Willer, Helga; Trávníček, Jan and Schlatter, Bernhard (Eds.) The World of Organic Agriculture. Statistics and Emerging Trends 2025. Research Institute of Organic Agriculture FiBL and IFOAM – Organics International, CH-Frick and D-Bonn, pp. 220-223.

Willer, Helga; Schlatter, Bernhard; Trávníček, Jan and Schaack, Diana (2025) Europe and European Union: Key facts and Figures. In: Willer, Helga; Trávníček, Jan and Schlatter, Bernhard (Eds.) The World of Organic Agriculture. Statistics and Emerging Trends 2025. Research Institute of Organic Agriculture FiBL and IFOAM – Organics International, CH-Frick and D-Bonn, pp. 175-201.

Trávníček, Jan; Schlatter, Bernhard; Helbing, Manuela and Willer, Helga (2025) The World of Organic Agriculture 2025: Summary. In: Willer, Helga; Trávníček, Jan and Schlatter, Bernhard (Eds.) The World of Organic Agriculture. Statistics and Emerging Trends 2025. Research Institute of Organic Agriculture FiBL and IFOAM – Organics International, CH-Frick and D-Bonn, pp. 20-31.

Willer, Helga; Meier, Claudia; Schlatter, Bernhard and Trávníček, Jan (2023) The state and evolution of organic fruit and vegetables: production and market at a world scale. In: Ocimati W., W.; Lecot, T. and Lehrer, K. (Eds.) XXXI International Horticultural Congress (IHC2022): XII International Symposium on Banana: Celebrating Banana Organic Production. 1367 edition. Acta Hortic. International Society for Horticultural Science, Leuven, pp. 1-12. [Completed]

Shaikh Tanveer, Hossain; Chang, Jennifer and Tagupa, V. A. J. F. (2021) Developments in the organic sector in Asia in 2020. In: Willer, Helga; Travnicek, Jan; Meier, Claudia and Schlatter, Bernhard (Eds.) The World of Organic Agriculture. Statistics & Emerging Trends 2021. Research Institute of Organic Agriculture FIBL and IFOAM - Organics International, Switzerland, chapter Asia, pp. 197-216.

Willer, Helga and Lernoud, Julia (2019) FiBL Survey on Organic Agriculture Worldwide – Metadata. In: Willer, Helga and Julia, Lernoud (Eds.) The World of Organic Agriculture - Statistics and Emerging Trends 2019. Research Institute of Organic Agriculture (FiBL) and IFOAM - Organics International, Frick and Bonn, pp. 346-351.

Willer, Helga; Schaack, Diana and Lernoud, Julia (2017) Organic Farming and Market Development in Europe and the European Union. [Biologischer Landbau und Entwicklung des Biomarktes in Europa und der Europäischen Union.] In: The World of Organic Agriculture - Statistics and Emerging Trends 2017. FiBL and IFOAM - Organics International, Frick and Bonn, pp. 206-243.

Willer, Helga; Schaack, Diana; Lernoud, Julia and Meredith, Stephen (2016) Growth Trends in European Organic Food and Farming. In: Meredith, Stephen and Willer, Helga (Eds.) Organic in Europe. Prospects and Developments 2016. IFOAM EU Group, Brussels, chapter 2, pp. 20-59.

Willer, Helga and Garibay, Salvador V. (2014) Data on estimated area harvested, production, production sold as organic for organic bananas, cocoa, coffee, palm oil, soybeans, sugarcane, tea. In: Potts, Jason; Lynch, Matthew; Wilkings, Ann; Huppe, Gabriel; Cunningham, Maxine and Voora, Vivek (Eds.) The State of Sustainability Initiatives Review 2014. Standards and the Green Economy. 1 edition. International Institute for Sustainable Development (IISD) and International Institute for Environment and Development (IIED), Winnipeg and London .

Zanoli, Raffaele (2013) Improving European Organic Market Information - The OrganicDataNetwork Project. In: Willer, Helga; Lernoud, Julia and Kilcher, Lukas (Eds.) The World of Organic Agriculture - Statistics and Emerging Trends 2013. Research Institute of Organic Agriculture (FiBL) and International Federation of Organic Agriculture Movements (IFOAM), Frick and Bonn, pp. 230-321.

Home, Robert; Stolze, Matthias and Losták, Michal (2013) Survey of the Demands of End Users in Europe for Organic Market Data. In: Willer, Helga; Lernoud, Julia and Kilcher, Lukas (Eds.) The World of Organic Agriculture - Statistics and Emerging Trends 2013. FiBL-IFOAM Report. Research Institute of Organic Agriculture (FiBL) and International Federation of Organic Agriculture Movements (IFOAM), Frick and Bonn, pp. 232-233.

Willer, Helga (2010) Ökologischer Landbau weltweit. [Organic Agriculture World-Wide.] In: Claus, Leitzmann; Alexander, Beck; Ulrich, Hamm and Robert, Hermanowski (Eds.) Praxishandbuch Bio-Lebensmittel. Behrs Verlag, Hamburg.

Willer, Helga (2010) Organic Agriculture World-wide: Current Statistics. In: The World of Organic Agriculture - Statistics and Emerging Trends 2010. FiBL and IFOAM, Frick and Bonn, chapter 1, pp. 28-51.

Garibay, Salvador V. and Ugas, Roberto (2010) Organic Farming in Latin America and the Caribbean. In: Willer, Helga and Kilcher, Lukas (Eds.) The World of Organic Agriculture - Statistics and Emerging Trends 2010. FiBL and IFOAM, Frick and Bonn, chapter 10, pp. 160-172.

Kledal, Paul Rye and Kwai, Noel (2010) Organic Food and Farming in Tanzania. In: The World of Organic Agriculture. IFOAM and FiBL, Ch-Frick and D-Bonn, chapter 6, pp. 111-115.

Kilcher, Lukas (2009) Organic Agriculture in Cuba: Managing with Limited Resources. In: Willer, Helga and Kilcher, Lukas (Eds.) The World of Organic Agriculture - Statistics and Emerging Trends 2009. FiBL, IFOAM and ITC, Frick, Bonn and Geneva, chapter 10, pp. 198-203.

Willer, Helga; Maren, Rohwedder and Els, Wynen (2009) Organic Agriculture World-wide: Current Statistics. In: Willer, Helga and Kilcher, Lukas (Eds.) The World of Organic Agriculture - Statistics and Emerging Trends 2009. FiBL, IFOAM and ITC, Frick, Bonn and Geneva, chapter 1, pp. 25-58.

Garibay, Salvador V. and Ugas, Roberto (2009) Organic Farming in Latin America and the Caribbean. In: Willer, Helga and Kilcher, Lukas (Eds.) The World of Organic Agriculture - Statistics and Emerging Trends 2009. FiBL, IFOAM and ITC, Frick, Bonn and Geneva, pp. 176-185.

Kledal, Paul Rye; Oyiera, Habwe Florence; Njoroge, John Wanjau and Kiarii, Eustace (2009) Organic Food and Farming in Kenya. In: Willer, Helga and Kilcher, Lukas (Eds.) The World of Organic Agriculture - Statistics and Emerging Trends 2009. FiBL, IFOAM and ITC, CH-Frick, D-Bonn and CH-Geneva, chapter 8, pp. 127-132.

Baraibar, Barbara and Willer, Helga (2007) Classification of land use data. In: Willer, Helga and Yussefi, Minou (Eds.) The World of Organic Agriculture - Statistics and Emerging Trends 2007. International Federation of Organic Agriculture Movements IFOAM, Bonn, Germany & Research Institute of Organic Agriculture FiBL, Frick, Switzerland, Bonn, pp. 19-22.

Willer, Helga (2007) Information sources: Overview. In: Willer, Helga and Yussefi, Minou (Eds.) The World of Organic Agriculture - Statistics and Emerging Trends 2007. International Federation of Organic Agriculture Movements (IFOAM), Bonn, Germany and Research Institute of Organic Agriculture FiBL, Frick, Switzerland, Bonn, chapter 6: Data and Market Access Information, pp. 45-49.

Willer, Helga and Yussefi, Minou (2007) Ökologischer Landbau weltweit. [Organic Agriculture World-Wide.] In: Claus, Leitzmann; Alexander, Beck; Ulrich, Hamm and Robert, Hermanowski (Eds.) Praxishandbuch Bio-Lebensmittel. Behrs Verlag, Hamburg, Hamburg, chapter I.4, Lieferung 07 10 11.

Willer, Helga; Yussefi, Minou and Sthamer, Dirk (2007) Main Results. In: Willer, Helga and Yussefi, Minou (Eds.) The World of Organic Agriculture - Statistics and Emerging Trends 2007. International Federation of Organic Agriculture Movements (IFOAM), Bonn, Germany and Research Institute of Organic Agriculture FiBL, Frick, Switzerland, Bonn, chapter 5: The Global Survey on Organic Farming 2007, pp. 23-44.

Yussefi, Minou and Willer, Helga (2007) Organic Farming Worldwide 2007: Overview & Main Statistics. In: Willer, Helga and Yussefi, Minou (Eds.) The World of Organic Agriculture - Statistics and Emerging Trends 2007. International Federation of Organic Agriculture Movements IFOAM, Bonn, Germany & Research Institute of Organic, Bonn, chapter 3, pp. 9-16.

Willer, Helga (2006) Europe: Statistics, support schemes and research. In: Willer, Helga and Yussefi, Minou (Eds.) The World of Organic Agriculture - Statistics and Emerging Trends 2007. International Federation of Organic Agriculture Movements (IFOAM), Bonn, Germany and Research Institute of Organic Agriculture FiBL, Frick, Switzerland, Bonn, chapter 15 Europe, pp. 134-142.

Geier, Bernward (2006) Organic grapes - More than Wine and Statistics. In: Willer, Helga and Yussefi, Minou (Eds.) The World of Organic Agriculture. International Federation of Organic Agriculture Movements (IFOAM), Bonn, Germany, chapter 7.4, pp. 62-65.

Project description

{Project} Jahrbuch Biolandbau Schweiz (Bio-Kompendium Schweiz). [Year book of organic agriculture in Switzerland.] Runs 2005 - 2007. Project Leader(s): Rudmann, Christine and Willer, Helga, Research Institute of Organic Agriculture (FiBL), CH-5070 Frick .

Web product

Willer, Helga (2022) Our data are essential for policymakers. . Online at https://www.bioecoactual.com/en/2022/11/10/helga-willer-fibl-interview/, accessed on: 11 November 2022.

Willer, Helga (2020) Organic market worldwide: observed trends in the last few years. , Bio Eco Actual digital edition. Online at https://www.bioecoactual.com/en/2020/03/10/organic-market-worldwide-observed-trends-in-the-last-few-years/, accessed on: 17 March 2020.

Other

Lernoud, Julia and Willer, Helga (2015) Organic Agriculture Worldwide: Key results from the FiBL-IFOAM survey on organic agriculture worldwide 2015 Part 2: Crop data. Research Institute of Organic Agriculture (FIBL), Frick, Switzerland . [Completed]

This list was generated on Sat Jul 12 10:12:19 2025 CEST.