ANS
6452 – Principles of Forage Evaluation - 3 credits
(Section No. 0205)
Instructor: Dr Adegbola T
Adesogan, Animal
Sciences Department, Building 459.
Room 210-D.
Tel. (352) 392-7527
Email. adesogan@ufl.edu
Office
hours: By email appointment; open door policy
for urgent enquiries.
Department
Chairperson: G.
Dahl, 100 Animal Science Bldg.499, 392-1981
Prerequisites: ANS 5446 and AGR 4231, or equivalent
Objectives:
Academic
Honesty
The
endeavors. Cheating, plagiarism, and other acts diminish the process
of learning. When
students
enroll at UF they commit themselves to honesty and integrity.
Your instructor
fully expects you to adhere to the academic honesty
guidelines you signed when you
were admitted to UF. As a result of
completing the registration form at the
every student has signed the following statement:
“I
understand the
academic
work. I agree to adhere to this commitment to academic
honesty and
understand that my failure to comply with this commitment
may result in disciplinary
action
up to and including expulsion from the University.” Furthermore,
on work
submitted for credit by UF students, the following
pledge is either required or implied:
“On
my honor, I have neither given nor received unauthorized aid in doing this
assignment.”
It
is to be assumed all work will be completed
independently unless the assignment is
defined as group project, in writing by the professor. This policy will be
vigorously upheld at all times in this course.
Software
Use:
All
faculty, staff, and students of the University are required and expected to
obey the
laws
and legal agreements governing software use. Failure
to do so can lead to monetary
damages
and/or criminal penalties for the individual violator. Because
such violations
are also against University policies and rules,
disciplinary action will be taken as
appropriate.
Campus
Helping Resources
Students
experiencing crisis or personal problems that interfere with their general
wellbeing
are
encouraged to utilize the university’s counseling resources. Both
the
no
cost for currently enrolled students. Resources are
available on campus for students
having personal or lacking clear career and academic
goals, which interfere with their
academic
performance. The
Criser
Hall). Student Mental Health is located on the second
floor of the Student Health
Services in the Infirmary.
1.
www.counsel.ufl.edu
2.
Student Mental Health,
www.hsc.ufl.edu/shcc/smhs.htm
3.
Sexual Assault Recovery Services (SARS),
392-1161,
sexual assault counseling; and
4.
Assistance and counseling.
Students
with Disabilities Act
The
Dean of Students Office coordinates the needed accommodations of students with
disabilities. This includes the registration of
disabilities, academic accommodations within the classroom,
accessing special adaptive computer equipment, providing interpretation
services, and mediating
faculty-student disability related issues.
Dean of Students Office, 202
Course Website
The course website is at http://www.animal.ufl.edu/ans6452. You can log into the website with your
gatorlink username and password. You will find copies
of the course outline, syllabus, lectures,
debate guidelines, past exams and important links on the website.
Course
Format
Class meets
Monday & Wednesday, 7th Period (1.55 – 2.45 pm) in Room 151 of the
Attendance
policy:
All students are strongly encouraged to attend all lectures as attendance will be taken intermittently
during the semester. You need to
give prior notice to the instructor if you will be absent from
lectures, laboratories or exams. The
decision to move students whose final grade is one point
short of the next grade will be largely based on
attendance and participation in lectures.
Grading scale:
A = 90‑100% B+ = 85‑89% B = 80‑84% C+ = 75‑79%
C = 70‑74% D+ = 65‑69% D = 60‑64% E < 60%
The
final grade will be computed as follows:
Exercise 1 50
Exercise
2 50
Mid
Semester Exam 100
Debate
100
Final
Exam 100
Total 400
Late assignments and exam make up policy: Students will
loose five percentage points for each
day (including weekends) after the deadline for submission of an assignment
expires unless prior
permission for late submission was granted. Students will be allowed
to take make up exams for fullmarks, only when prior
approval was given for absence from the originally scheduled exam /
assignment.
REFERENCES
Barnes R.F., Nelson C.J., Moore, K.J. and Collins, M., 2007. Forages, Volume II. The Science of Grassland Agriculture 6th Edition. Blackwell Publishing. SB193. F65 2007
Givens,
D.I., Owen, E., Axford, R.F.E. and Omed, H.M., 2000. Forage Evaluation in Ruminant Nutrition. CABI Publishing, Wallingford, UK. SF95 .F6725
t'Mannetje, L. and Jones, R.M., 2000. Field and
Laboratory Methods for Grassland and Animal
Production Research,
CABI Publishing, Wallingford, UK. SB199 .F44
Buxton,
D.R., Muck, R.E. and Harrison, J. H., 2003. Silage Science and
Technology. Agronomy, 42. American
Society of Agronomy
Inc, Crop Science Society of America, Inc., Soil Science Society of America,
Inc. Madison, Wisconsin, USA. SB195 .S56 2003
D'Mello, J.P.F., 2000. Farm animal metabolism and nutrition,
CABI Publishing, Wallingford, UK,438 pp. SF95 .F32 2000
Fahey,
G.C., Jr. (ed.) 1994. Forage quality, evaluation and
utilization. Amer. Soc. Agronomy,
Madison, WI. SF94.6 .N37
Forbes,
J.M. 1995. Voluntary food intake and diet selection in farm animals. CAB Int., Oxon, UK.
SF95 .F674 ; SF95 .F674
Minson, D.J. 1990. Forage in ruminant nutrition, Academic Press, San Diego SF95 .M6585
Leaver, J.D., 1982. Herbage intake handbook, British Grassland
Society, Reading, UK. SF95 .H471
Wheeler,
J.L. and Mochrie, R.D., 1981. Forage evaluation :
concepts and techniques. Proceedings
of a workshop on Forage evaluation and utilization, an appraisal of concepts
and techniques,
Armidale, NSW; U.S./Australia Cooperative Science Program. SF95 .F67
Van
Soest, P.J.,
1994. Nutritional
ecology of the ruminant, Comstock Publishers, Ithaca.
SF95 .V36
1994 ;
COURSE OUTLINE
Class meets from 1.55 to 2.45 pm
on Mon and Wed in room 156, and from 12.50 to 1.45 pm
on Thursday in room 155.
|
Week |
Topic |
Date |
|
1 |
Introduction,
course objectives |
Jan
7 |
|
1 |
The
importance of forages |
9 |
|
2 |
Representative
sampling |
14 |
|
2 |
Definition
and indices of forage quality |
16 |
|
3 |
No
class – Martin Luther King day |
21 |
|
3 |
Proximate
analysis |
23 |
|
4 |
Structural
carbohydrate methods |
28 |
|
4 |
In vivo digestibility methods |
30 |
|
5 |
In vivo digestibility methods |
Feb
4 |
|
5 |
In vitro digestibility methods |
6 |
|
6 |
In situ degradability methods |
11 |
|
6 |
Fermentation
gas production methods |
13 |
|
7 |
Estimating
the rate of passage |
18 |
|
7 |
Near
infrared reflectance spectroscopy |
20 |
|
8 |
25 |
|
|
8 |
Mid Semester Exam |
27 |
|
9 |
Estimating microbial protein
synthesis |
March
3 |
|
9 |
Non-structural carbohydrate
methods |
5 |
|
10 |
Spring
break |
10 |
|
10 |
Spring
break |
12 |
|
11 |
Quantifying
rumen function |
17 |
|
11 |
Estimating
intake |
19 |
|
Debate 1 |
20 |
|
|
11 |
Estimating
intake |
24 |
|
12 |
Improving
forage quality |
26 |
|
Antinutritive factors in feeds |
27 |
|
|
13 |
General
problems of feed analysis |
31 |
|
14 |
Prediction of nutritive value & accuracy
versus precision |
April
2 |
|
13 |
Debate 2 |
3 |
|
15 |
Associative effects of feeds
|
7 |
|
15 |
Associative
effects of feeds |
9 |
|
16 |
Silage
fermentation and conservation |
10 |
|
17 |
Interpreting
silage analysis reports |
14 |
|
18 |
Particular
problems with silage analyses |
16 |
|
Review
|
23 |
|
|
|
Reading
week |
24-28 |
|
|
Final Exam |
May 1 |
Note: The Final Exam is not comprehensive. It will only cover concepts taught in the second half
of the semester.