Dirk Maier

Oct 13, 2023 | mdpi.com | Kurt Rosentrater |Dirk Maier

1. IntroductionHermetic storage bag technology is an effective chemical-free method of mitigating insect pests in grain, oilseed, and pulse storage. It is widely disseminated among smallholder farmers in low-income countries in Africa, Asia, and Central America. It is a flexible storage structure with two components: outer and inner bags. The outer bag is a woven polypropylene bag or “jute bag” designed to provide strength and protection to the stored crop.

Sep 28, 2023 | mdpi.com | Dirk Maier |Sigurdur Olafsson |Steve Sonka |Hory Chikez

This is an early access version, the complete PDF, HTML, and XML versions will be available soon. Open AccessArticleby 1,*, 1, 2 and 1,3 1Agricultural and Biosystems Engineering, Iowa State University, Ames, IA 50011, USA2Industrial and Manufacturing Systems Engineering, Iowa State University, Ames, IA 50011, USA3Ed Snider Center for Enterprise and Markets, University of Maryland, College Park, MD 20742, USA*Author to whom correspondence should be addressed.

Sep 19, 2023 | mdpi.com | Dirk Maier |D. E |Esther Y. Akoto

1. IntroductionVeterinary drugs administered to food-producing animals have shown tremendous and good impacts by increasing the quality of life of the animals [1,2,3]. Veterinary drugs are any substances applied or administered to food-producing animals, including meat or milk-producing animals, poultry, fish, or bees, for therapeutic, prophylactic, or diagnostic purposes or modification of physiological functions or behavior [4].

Feb 4, 2023 | bmjopen.bmj.com | Eduard Kurz |Hendrik Bloch |Dirk Maier |Ines Buchholz

Assessment proceduresAfter a brief standard explanation of the aim of the study and the assessments that will be used, participants will be asked to sign the informed consent.