ADVANCED HORTICULTURAL PHYSIOLOGY

HOS 4341 - 3 CREDITS

SPRING 2006 

FINAL EXAM IS TUESDAY MAY 2, 3-5 pm!

INSTRUCTORS: Kevin M. Folta and Amit Dhingra
Building 935
Near Fifield Hall

Phone: 392-3814
kfolta@ifas.ufl.edu; adhingra@ifas.ufl.edu

OFFICE HOURS: Any time, but only by appointment 

Link to Lecture Slides

Final Exam Sample Questions

LECTURES: Monday, Wednesday and Friday 3RD period. There may be discussion/demonstration projects presented throughout the semester during the normal lecture time. There is no lab with this course.

COURSE DESCRIPTION: A whole-plant physiology course covering vegetative and reproductive biology and environmental effects on plant growth and development.

Culture and management of specific crops will not be covered.

COURSE OBJECTIVES: An understanding of environmental influences on plant growth and development and the relationship to basic processes; an appreciation for structure and function of the whole plant.

PREREQUISITE: HOS 4304 OR BOT 3503

GRADING: Based on 2 exams (100 pts. each), a cumulative final (140 pts.), and 3 homework assignments (20 pts. each). Exam material will come from lectures and class discussions.

Grading Scale:

90-100 A 70-74 C

85-89 B+ 65-69 D+

80-84 B 60-64 D

75-79 C+ <60 E

Class attendance is the student’s responsibility. Keep in mind however, that exam questions come from and class discussions. Class participation is highly encouraged!

FINAL EXAM: Thursday, April 28, 2005 - 10:00-12:00pm

TEXT: None required

Recommended: Taiz, L.and E. Zeiger, 2002. Plant Physiology. 3rd edition, Sinauer Assoc., Inc.

HOMEWORK ASSIGNMENTS: 2-4 essay/short answer questions to be answered independently, using lecture notes, reading materials, and/or other written sources. Homework assignments will be handed out and due on the following dates:

Handout Due

1/24/05 1/28/05

3/7/05 3/11/05

4/11/05 4/15/05

Homework assignments must be turned in at the beginning of class on the due date. Late assignments WILL NOT be accepted.

WEB SITE: The course syllabus and old exams are available at the following site: http://www.hos.ufl.edu/rldweb/HOS4341_spring2005.htm

ACADEMIC HONESTY: As a result of completing the registration form at the University of Florida, every student has signed the following statement: “I understand that the University of Florida expects its students to be honest in all their 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.”

UNIVERSITY SUPPORT SERVICES: Resources are available on campus for students having personal problems or lacking clear career and academic goals that interfere with their academic performance.

These resources include:

1. University Counseling Center, 301 Peabody Hall, 392-1575, Personal & Career Counseling

2. Student Mental Health, Student Health Care Center, 392-1171, Personal Counseling

3. Sexual Assault Recover Services, Student Health Care Center, 392-1161.

4. Career Resource Center, Reitz Union, 392-1601, Career Development Assistance and Counseling.

SOFTWARE USE: All faculty, staff, and students of the University are required and expected to obey the laws and legal arguments 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. We, the members of the University of Florida community, pledge to hold ourselves and our peers to the highest standards of honesty and integrity.

HOS 4341 - Spring 2006

Advanced Horticultural Physiology

Tentative Lecture Schedule
Date Topic Reading
January 9 I. Introduction  
 
  II. Growth and Development  
 
  A. Vegetative Growth  
January 11 1. Seed structure, development, germination  p. 339-345; 350-358
January 13

2. Juvenility/Maturation 
      Seasonal vegetative growth - shoot/root growth

 p. 566-570
January 16 Martin Luther King, Jr. Day  
January 18, 20, 23, 25, 27, 30

3. Dormancy
      Types
      Onset/Release
      Chilling Requirement
      Heat Unit Requirement

  
 
  B. Reproductive Growth p. 582-589
 

1. Flower Bud Initiation

  
February 1, 3

       Photoperiod 
       Vernalization 

 p. 572-580
p. 580-582
February 6 2. Flowering  
February 8 3. Fruit Set and Growth  
February 10 4. Ripening  
 
  III. Environment  
  A. Solar radiation  
February 13 1. Specific heat, heat of fusion, heat of vaporization  
February 15 EXAM I  
February 17, 20 2. Factors affecting distribution of solar radiation  
 
  B. Temperature relations  
February 22, 24, 27, March 1, 3

1. Growing Season 

 p. 602-607
 

         Thermoperiodism/DIF
         Root/shoot temperatures

  
March 6, 8, 10 2. Dormant Season  
 

         Freezing 
         Chilling Injury 

 p. 608-611
p. 607-608
March 11-18

SPRING BREAK

  
March 20 ... Dormant Season (Continued)  
 

         Freezing 
         Chilling Injury 

 p. 608-611
p. 607-608
 
  C. Light Relations  
March 22

1. Photomorphogenesis/Phototropism 

 p. 403-420; 442-443
March 24

2. Phytochrome/Photoperiodism 

 p. 375-400; 572-580
March 27, 29

3. Light relations within plant canopy

  
 

        Quantity vs. Quality
        Shade effects within canopy

  
March 31 EXAM II  
April 3, 5 4. Modification of Light Environment  
 
  D. Water Relations  
April 7, 10, 12

1. Flooding

p. 616-621
April 10, 12, 14 2. Drought p. 591-602
April 17, 19, 21 3. Growth Control via Water   4. Integration of abiotic stress  
 
April 24, 26 E. Gravity p. 442-449
 
May 2 FINAL EXAM   3-5pm