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Free University of Bozen-Bolzano

Microbiology and Agroindustries

Semester 2 · 40194 · Bachelor in Agricultural, Food and Mountain Environmental Sciences · 15CP · IT


The course is part of the characterizing courses of the Bachelor Programme and in particular of the disciplinary field of microbiology and food technology.
The aim of the course is to provide the students with general scientific contents and methods and, in addition, to transfer specific and professional competencies.
The first disciplinary aim of the Course is to describe the fundamental knowledge enabling the comprehension of the role of microorganisms on the life of the planet, giving special emphasis in the food and environmental sector. The student will know how the bacterial cell works, its metabolism, its genetic characteristics, its role in the soil, biogeochemical cycles and its biotransformation.
The second disciplinary aim is to gain knowledge on the comprehension of the main food processing technologies: milk and dairy products, food lipids and edible oils, wine and beer. The student will gain specific knowledge on the main processing operations related to these food products, and their effects in relation to the quality, stability and shelf life of the derived foods.

Lecturers: Lorenzo Brusetti, Edoardo Longo, Emanuele Boselli, Hafiz Husnain Nawaz, Martina Moretton
Teaching assistants: Federica Piergiacomo, Lorenzo Lovatti

Teaching Hours: 94
Lab Hours: 56
Mandatory Attendance: no

Course Topics
- Introduction to microbiology - The bacterial and archaeal cell - The bacterial behaviour - The bacterial spore and the cell differentiation - Evolution and bacterial genetics - Bacterial metabolism - Techniques used in microbiology - Cycles of the elements - Bacterial ecology - Bacterial populations in extreme environments, rumen and gastrointestinal tract, soil and rhizosphere (mycorrhiza, etc); - Plant Growth Promoting Rhyzobacteria - Biocontrol agents against phytopathogenic insects; Bacillus thuringiensis - Metanogenesis and hydrogen production; Biofuels - Wastewater treatment; bioremediation; material biodeterioration and biorestoration through bacteria For each agro-industrial supply chain considered, the production process of the main products is illustrated using a common teaching scheme that includes: Definition of the product Characteristics of the raw materials Description of the processing technology Food product quality. In detail, the course covers the following topics: Technology of milk and dairy products Chemical and physical properties of milk Classification of dairy products Dairy processing technologies Quality evaluation Technology of oils, fats and derived products Chemical and physical properties of edible oils and fats Classification of oils and fats Processing technologies Quality evaluation Production of speck. Wine production technology Characteristics of musts and wines Winemaking technologies Additives, processing aids, and wine stabilization processes Quality evaluation. Brewing technology Characteristics of raw materials for beer production Types of beers and brewing processes Storage and quality evaluation. Elements of bakery technology.

Propaedeutic courses
no

Teaching format
Frontal lectures, practical exercises, laboratory activities, innovative projects and/or educational visits.

Educational objectives
Knowledge and comprehension capacity of the role of microorganisms in the chemical transformations in the environmental and food field and of the effects of the main unit operations on the quality of foods. Capacity to transfer the knowledge and the comprehension through the development of the horizontal integration capacity of the acquired information (technological, chemical, microbiological) and the ability to draw information from practical laboratory activities to support / integrate theoretical information of the lectures; ability to identify and implement process optimization strategies also through the development of practical skills such as flow charts, risk analysis and evaluation of production yields in the food sector. Autonomous judgement ability to identify the information necessary to understand the agroenvironmental processes supported by microbial communities, and to implement interventions aimed at improving the quality and efficiency of food production. Communication ability to present knowledge to a specialized and non-specialized audience with a proper vocabulary and pertinent to the discipline. Capacity of permanently knowledge through the use of technical tools enabling the independent acquisition of information and updated knowledge in the microbiological and food technologies.

Assessment
Written exam

Evaluation criteria
The course examination consists of a written test, divided into two parts corresponding to the two modules, which includes questions to assess knowledge and understanding of the topics covered in each module, as well as questions aimed at evaluating the ability to transfer these competences to applied cases in agro-environmental microbiology and food technologies.

Required readings

Lecture notes and other teaching materials from the course are available on the course digital platform.



Supplementary readings

• Dehò G., Galli E. "Biologia dei microrganismi", 2019, Casa Editrice Ambrosiana, Milano

• Madigan M.T. et al. Brock: biologia dei microrganismi. microbiologia generale, ambientale e industriale. Pearson Ed. Milano. 2022. ISBN-10 : 8891906298

Biavati B., Sorlini C. "Microbiologia agroambientale", 2008, Casa Editrice Ambrosiana, Milano

Cabras P., Martelli A., Chimica degli Alimenti, Piccin

C. Pompei, Operazioni Unitarie della Tecnologia Alimentare, Casa Editrice Ambrosiana




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Sustainable Development Goals
This teaching activity contributes to the achievement of the following Sustainable Development Goals.

3 6 7 9 11 12 13

Modules

Semester 2 · 40194A · Bachelor in Agricultural, Food and Mountain Environmental Sciences · 9CP · IT

Module A — Biology of Microorganisms and Agricultural Microbiology

- Introduction to microbiology
- The bacterial and archaeal cell
- The bacterial behaviour
- The bacterial spore and the cell differentiation
- Evolution and bacterial genetics
- Bacterial metabolism
- Techniques used in microbiology
- Cycles of the elements
- Bacterial ecology
- Bacterial populations in extreme environments, rumen and gastrointestinal tract, soil and rhizosphere (mycorrhiza, etc);
- Plant Growth Promoting Rhyzobacteria
- Biocontrol agents against phytopathogenic insects; Bacillus thuringiensis
- Metanogenesis and hydrogen production; Biofuels
- Wastewater treatment; bioremediation; material biodeterioration and biorestoration through bacteria

Lecturers: Lorenzo Brusetti, Hafiz Husnain Nawaz
Teaching assistants: Federica Piergiacomo

Teaching Hours: 58
Lab Hours: 32

Course Topics
- Introduction to microbiology - The bacterial and archaeal cell - The bacterial behaviour - The bacterial spore and the cell differentiation - Evolution and bacterial genetics - Bacterial metabolism - Techniques used in microbiology - Cycles of the elements - Bacterial ecology - Bacterial populations in extreme environments, rumen and gastrointestinal tract, soil and rhizosphere (mycorrhiza, etc); - Plant Growth Promoting Rhyzobacteria - Biocontrol agents against phytopathogenic insects; Bacillus thuringiensis - Metanogenesis and hydrogen production; Biofuels - Wastewater treatment; bioremediation; material biodeterioration and biorestoration through bacteria

Teaching format
The course consists of classroom lectures during which the various topics are presented by the instructor. The lectures will be recorded. Laboratory activities are also planned, to be conducted by the lecturer and teaching assistants. The lecture topics will be presented using PowerPoint presentations, which will be made available online in digital format by the instructor at the end of each topic.

Required readings

Teaching material provided by the lecturer and available on the Teams platform.



Supplementary readings

• Dehò G., Galli E. "Biologia dei microrganismi", 2019, Casa Editrice Ambrosiana, Milano

• Madigan M.T. et al. Brock: biologia dei microrganismi. microbiologia generale, ambientale e industriale. Pearson Ed. Milano. 2022. ISBN-10 : 8891906298

Biavati B., Sorlini C. "Microbiologia agroambientale", 2008, Casa Editrice Ambrosiana, Milano



Semester 2 · 40194B · Bachelor in Agricultural, Food and Mountain Environmental Sciences · 6CP · IT

Module B — Agro-industries

For each food supply chain, the production process of the main products is illustrated using a common teaching scheme which includes:
1. Definition of the food product
2. Characteristics of raw materials
3. Description of the processing technology
4. Quality of the food product

In detail, the course includes the following topics:
- Technology of oils, fats and derivatives
- Wine production technology
- Milk and dairy products technology
- Brewing technology

Lecturers: Edoardo Longo, Emanuele Boselli, Martina Moretton
Teaching assistants: Lorenzo Lovatti

Teaching Hours: 36
Lab Hours: 24

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