Information Package / Course Catalogue
Feed Hygiene
Course Code: VHB630
Course Type: Area Elective
Couse Group: Third Cycle (Doctorate Degree)
Education Language: Turkish
Work Placement: N/A
Theory: 1
Prt.: 2
Credit: 2
Lab: 0
ECTS: 6
Objectives of the Course

Teaching significance of hygiene in feeds related to animal health and product quality. Teaching critical control points and principles in feed hygiene.

Course Content

Identification of contamination sources of feeds and their impairment in feed quality. Importance of contamination sources. Having information about the storage conditions and HACCP principles in feed factory.

Name of Lecturer(s)
Prof. Ahmet Gökhan ÖNOL
Learning Outcomes
1.Learning spoilage of feeds.
2.Storing feeds in proper conditions.
3.Rules of keeping and storing of feeds.
4.Contamination caused by feed insects.
5.Chemical contamination in feeds, their harmful effects on health and production performance of animal.
Recommended or Required Reading
1.Ergün, A., Tuncer, Ş.D., Çolpan, İ., Yalçın, S., Yıldız, G., Küçükersan, M.K., Küçükersan, S., Şehu, A. (2004) Yemler, Yem Hijyeni ve Teknolojisi, Pozitif Matbaacılık, Ankara.
2.Ergül, M. (1988). Yemler Bilgisi ve Teknolojisi, Ege Üniversitesi Basımevi, İzmir.
3.Kılıç, A. (1988). Yemler ve Hayvan Besleme, Bilgehan Basımevi, İzmir.
Weekly Detailed Course Contents
Week 1 - Theoretical
Identification of contamination sources in feeds. Demonstrating harmful effects of feed contamination.
Week 1 - Practice
Criterias for determination of feed quality. Health availability of feed.
Week 2 - Theoretical
Contamination caused by feed insects.
Week 2 - Practice
Criterias for determination of feed quality; nutritional status of feed.
Week 3 - Theoretical
Physical contamination in feeds, their harmful effects on health and production performance of animal.
Week 3 - Practice
Criterias for determination of feed quality; consumer demands.
Week 4 - Theoretical
Chemical contamination in feeds, their harmful effects on health and production performance of animal.
Week 4 - Practice
Discussion of harmful effects of contaminated feed on animal health and production performance.
Week 5 - Theoretical
Microbial contamination in feeds, their harmful effects on health and production performance of animal.
Week 5 - Practice
Discussion of usage availability of grains which are not suitable for human consumption.
Week 6 - Theoretical
Factors affecting microbial contamination of feeds.
Week 6 - Practice
Evaluation of hygiene status in grain and grain products. Identification of substances which are not accepted as feedstuff with physical and chemical methods.
Week 7 - Theoretical
Effects of microbial contamination in feeds (Midterm exam)
Week 7 - Practice
Factors causing contamination in grains and grain products and cautions must be taken in preventation.
Week 8 - Theoretical
Water quality. Significance of water on animal health and performance. Critical control points in water hygiene.
Week 8 - Practice
Evaluation of exam results. Discussion of results.
Week 9 - Theoretical
Discussion of harmful effects of vectors including insects and mice on grain and grain products.
Week 9 - Practice
Microbiological diagnose in feeds. Diagnose of feed samples in laboratory conditions.
Week 10 - Theoretical
Preventative cautions taken against to microbial contamination.
Week 10 - Practice
Evaluation of hygiene status in forages. Identification of substances which are not accepted as feedstuff with physical and chemical methods.
Week 11 - Theoretical
Methods used in health protection and harm control.
Week 11 - Practice
Determination of aflatoxin levels in feeds by using flourecent lamp.
Week 12 - Theoretical
Critical hazard points in feed production, storage of feedstuffs.
Week 12 - Practice
Determination of chemical and physical conditions (pH, temperature, humidity) causing moulting in feeds. Requirements for recovering of these conditions.
Week 13 - Theoretical
HACCP applications in feed factories.
Week 13 - Practice
Determination of harmful effects of feed contaminators (insects, mouse, birds, human, microorganisms) in feedstuffs (demonstrating harmed feeds)
Week 14 - Theoretical
Physical, biological and chemical methods for controlling mycotoxicosis in feeds.
Week 14 - Practice
Physical, biological and chemical methods for controlling mycotoxicosis in feeds.
Week 15 - Final Exam
Final exam
Assessment Methods and Criteria
Type of AssessmentCountPercent
Midterm Examination1%30
Final Examination1%70
Workload Calculation
ActivitiesCountPreparationTimeTotal Work Load (hours)
Lecture - Theory140114
Lecture - Practice150230
Assignment102240
Reading140342
Midterm Examination110111
Final Examination112113
TOTAL WORKLOAD (hours)150
Contribution of Learning Outcomes to Programme Outcomes
PÇ-1
PÇ-2
PÇ-3
PÇ-4
PÇ-5
PÇ-6
PÇ-7
PÇ-8
PÇ-9
PÇ-10
PÇ-11
PÇ-12
PÇ-13
PÇ-14
PÇ-15
PÇ-16
PÇ-17
PÇ-18
PÇ-19
OÇ-1
5
5
OÇ-2
5
5
OÇ-3
5
OÇ-4
OÇ-5
Adnan Menderes University - Information Package / Course Catalogue
2026