Vaarst M, Wemelsfelder F, Seabrook M, Boivin X, Idel A.
The role of humans in the management of organic herds. In Animal health and welfare in organic agriculture (Vaarst, M., Roderick, S., Lund, V. & Lockeretz, W., eds.), CABI Publishing, CAB International, Wallingford, UK (ISBN 0-85199-668-X), Chapter. Vol. 10. 2003. p. 205-226
Vaarst M, Roderick S, Lund V, Lockeretz W, Hovi M.
Organic animal husbandry: the future challenges. In Vaarst M, Roderick S, Lund V, Lockeretz W, editors, Animal health and welfare in organic agriculture: Chapter 17. Wallingford, UK: CABI Publishing. 2004. p. 389-404
Vaarst M, Padel S, Arsenos G, Sundrum A, Kuzniar A, Walkenhorst M et al.
Challenges for animal health and welfare in the implementation of the EU legislation on organic livestock production: Analysis of questionnaire survey among SAFO participants. In Rymer C, Vaarst M, Padel S, editors, Future perspectives for animal health on organic farms: main findings, conclusions and recommendations from the SAFO Network. Fischer Taschenbuch Verlag - Forum Wissenschaft Hochschule. 2006. p. 43-74
Vaarst M, Padel S, Younie D, Sundrum A, Hovi M, Rymer C.
The SAFO project: Outcomes, conclusions and challenges for the future. In Rymer C, Vaarst M, Padel S, editors, Future perspectives for animal health on organic farms: Main findings, conclusions and recommendations from the SAFO network. Fischer Taschenbuch Verlag - Forum Wissenschaft Hochschule. 2006. p. 129-134
Vaarst M, Roderick S, Byarugaba DK, Kobayashi S, Rubaire-Akiiki C, Karreman HJ.
Sustainable veterinary medical practices in organic farming: A global perspective. In Halberg N, Alrøe HF, Knudsen MT, Kristensen ES, editors, Global Development of Organic Agriculture: Challenges and Prospects. CABI Publishing. 2006. p. 241-276
Vaarst M, Roderick S, Lund V, Lockeretz W, Hovi M.
Zootecnia biologica: le sfide future. In Martini A, Ferrante V, Barbieri S, editors, Salute e benessere animale in agricoltura biologica. 1 ed. Bologna: Edagricole. 2006. p. 241-249
Vaarst M, Kristensen ES.
Muligheder for forbedringer. In Kristensen ES, Thamsborg SM, editors, Sundhed, velfærd og medicinanvendelse ved omlægning til økologisk mælkeproduktion. Forskningscentret for Økologisk Jordbrug. 2000. p. 135-144. (Føjo-rapport; No. 6).