Information Package / Course Catalogue
Feed Intake and Affecting Factors
Course Code: VHB628
Course Type: Area Elective
Couse Group: Third Cycle (Doctorate Degree)
Education Language: Turkish
Work Placement: N/A
Theory: 2
Prt.: 1
Credit: 3
Lab: 0
ECTS: 6
Objectives of the Course

Feed consumption mechanisms in different animal species. Factors effecting feed consumption.

Course Content

Feed consumption mechanisms in different animal species. Factors effecting feed consumption. Digestibility in feeds. Effects of stress factors on feed consumption. Effects of factors related to animal metabolism and physiology. Negative effects of antinutritional factors and organoleptic characteristics of feeds on feed consumption.

Name of Lecturer(s)
Prof. Bülent ÖZSOY
Learning Outcomes
1.Learning factors effecting feed consumption.
2.Understanding factors changing feed consumption in animal feeding.
3.Balanced nutrition.
4.Effects of heat stress on physiological systems.
5.Evaluation of effects of feeding methods on feed consumption.
Recommended or Required Reading
1.Forbes, J.M. (1995) Voluntary Food Intake and Diet Selection in Farm Animals, CAB International, Bristol, England.
2.VanSoest, P.J. (1994) Nutritional Ecology of the Ruminnat, Cornell Universty Press, London.
3.Young, B.A. (1981) Effect of Environment on Nutrient Requirements of Domestic Animals, National Academy Press, Washington D.C.
4.Cheeke, P.R. (1999) Applied Animal Nutrition: Feeds and Feeding, Prentice Hall International, USA.
Weekly Detailed Course Contents
Week 1 - Theoretical
Feed consumption mechanisms in animals. Explanation of hunger, fullness, palatability and appetite.
Week 1 - Practice
Literature research on factors effecting feed consumption.
Week 2 - Theoretical
Animal and raisin conditions related factors effecting feed consumption.
Week 2 - Practice
Discussion of factors effecting feed consumption in poultry.
Week 3 - Theoretical
Factors effecting regulation (chemostatic, thermostatic, lipostatic, hormonal regulations) of feed consumption.
Week 3 - Practice
Literature research on factors effecting feed consumption in ruminants.
Week 4 - Theoretical
Evaluation of effects of feeding methods on feed consumption.
Week 4 - Practice
Discussion on controlling feed consumption and feed selection mechanisms.
Week 5 - Theoretical
Factors originated from feeds effecting feed consumption.
Week 5 - Practice
Digestibility ratio of feeds. Aims of digestibility trials. Literature search on related subject.
Week 6 - Theoretical
Evaluation of the effects of form and composition of feeds on feed consumption.
Week 6 - Practice
Discussion on feed selection in ruminants.
Week 7 - Theoretical
Thermal zone and termal regions in animals (Midterm exam)
Week 7 - Practice
Effects of heat stress on physiological systems.
Week 8 - Theoretical
Homework presentation.
Week 8 - Practice
Evaluation of exam papers.
Week 9 - Theoretical
Effects of heat stress on nutrient requirements of animals.
Week 9 - Practice
Feeding of poultry under heat stress. Practical regulations for preventing negative effects of heat stress.
Week 10 - Theoretical
Feeding of ruminants under heat stress.
Week 10 - Practice
Usage of feed additives in feeding of heat stressed animals.
Week 11 - Theoretical
Effects of organoleptic characteristics (taste, smell, palatability and colour) of feeds on feed consumption.
Week 11 - Practice
Discussion on the effects of lightening on feed consumption and evaluation of literatures.
Week 12 - Theoretical
Effects of climate (humidity and temperature) on feed consumption.
Week 12 - Practice
Relationship between digestive system capacity and feed consumption – utilization.
Week 13 - Theoretical
Antinutritional factors existing in feeds and their negative effects on feed consumption.
Week 13 - Practice
Effects of physiological status (growth, pregnancy, lactation) of animal on feed consumption.
Week 14 - Theoretical
General subject repetition, determination home assignment subject.
Week 14 - Practice
Factors effecting water consumption. Relationship between performance and water quality.
Week 15 - Theoretical
General subject repetition. Giving homework assignment
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 - Theory114115
Lecture - Practice150230
Assignment102130
Reading140342
Midterm Examination115116
Final Examination116117
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
5
5
OÇ-2
5
5
5
5
OÇ-3
5
5
5
5
OÇ-4
OÇ-5
Adnan Menderes University - Information Package / Course Catalogue
2026