Plant Health (PLHL)


2000

PLHL 2050 [Not Offered] Introduction to Pest Management (4 credits)
S Prereq.: BIOL 1201, 1208 and 1402 or equivalent. 3 hrs. lecture; 3 hrs. lab. Also offered as ENTM 2050. Recognition and classification of major pests; insects, pathogens, weeds, vertebrates; anatomy and morphology, life cycles, economic importance, and control measures.

3000

PLHL 3000 [Not Offered] Pest Management Internship (3 credits)
Su Prereq.: written consent of advisor. May be taken for a max. of 6 sem. hrs. credit. Also offered as ENTM 3000. Work experience in an agricultural or urban pest management industry or in a pest management research area culminating in acceptable written reports.
PLHL 3002 [Not Offered] Pest Management Seminar (1 credits)
F Prereq.: PLHL 3000 or ENTM 3000. Also offered as ENTM 3002. Review and discussion of internship experiences including topics in agricultural pest management and urban entomology; development of professional skills.
PLHL 3060 [Not Offered] Introductory Plant Physiology (4 credits)
F Prereq.: BIOL 1202 and 1209; CHEM 2060, 2261, or 2461. 3 hrs. lecture; 3 hrs. lab. Also offered as BIOL 3060. Life processes of plants.
PLHL 3900 [Not Offered] Undergraduate Research in Plant Pathology (1-3 credits)
V Prereq.: PLHL 4000 or equivalent and consent of instructor. May not be repeated for credit. Research experience for students contemplating graduate study in plant pathology.
PLHL 3960 [Not Offered] Undergraduate Research in Crop Physiology and Weed Science (1-3 credits)
V Prereq.: PLHL 3060 or equivalent and consent of instructor. May be taken for a max. of 6 sem. hrs. of credit. Research experience for students contemplating graduate study in crop physiology or weed science.

4000

PLHL 4000 General Plant Pathology (3 credits)
F Prereq.: BIOL 1201, 1208 and 1402; or equivalent. 2 hrs. lecture; 3 hrs. lab. Nature and cause of disease in plants; relation of environment and host-parasite interactions to development of disease symptoms caused by plant pathogenic fungi, bacteria, viruses, mycoplasms, and nematodes; abiotic causes of disease; methods of disease control; diseases affecting Louisiana crops and ornamentals.
PLHL 4001 [Not Offered] Plant Disease Management and Control (3 credits)
S Prereq.: PLHL 4000 and either CHEM 2060 or 2261. 2 hrs. lecture; 2 hrs. demonstration/lab. Plant disease management and control using cultural practices, disease resistance, biological control, legislation, therapy, pesticides; identity, properties, chemistry, mode of action, toxicity, and application of fungicides, bactericides, and nematicides; evaluation of chemicals for plant disease control.
PLHL 4002 [Not Offered] Special Topics in Agricultural Pest Management (1-3 credits)
V Prereq.: consent of instructor. May be taken for a max. of 6 sem. hrs. of credit when topics vary. Lab/field trip may be required. Subjects not covered in other weed science or plant pathology courses.
PLHL 4018 [Not Offered] Forest Insects and Diseases (4 credits)
F See ENTM 4018.
PLHL 4054 Introductory Mycology (4 credits)
Prereq.: BIOL 1202 and 1209. 3 hrs. lecture; 3 hrs. lab. Same as BIOL 4054.
PLHL 4444 [Not Offered] Seed Physiology (3 credits)
S Prereq.: BIOL 1201, 1208, and 1402 and either CHEM 2060 or 2261. BIOL 3060 recommended. Also offered as BIOL 4444. Introduction to the life processes of seeds: their development, germination, dormancy, ecology, vigor, and viability.

7000

PLHL 7000 Phytonematology (4 credits)
S Prereq.: PLHL 4000. 2 hrs. lecture; 4 hrs. lab. Taxonomy, identification, and control of plant parasitic nematodes.
PLHL 7010 [Not Offered] Plant Molecular Biology (3 credits)
V Prereq.: BIOL 3060, 4093 and 4094; or equivalent. Also offered as BIOL 7010. Molecular biology, biochemistry and genetics of higher plants and plant-associated microorganisms; genome organization and structure in nuclei, chloroplasts, and mitochondria; structure and expression of plant genes under control of developmental and environmental signals; plant interactions with pathogenic and symbiotic microorganisms.
PLHL 7011 [Not Offered] Phytobacteriology (4 credits)
S-O Prereq.: PLHL 4000, BIOL 2051. 3 hrs. lecture; 3 hrs. lab. Taxonomy, biology, mechanisms of pathogenesis; control of prokaryotic plant pathogens.
PLHL 7040 Plant Virology (4 credits)
F-E Prereq.: PLHL 4000 and PLHL 7063; or equivalent. 2 hrs. lecture; 4 hrs. lab. Viruses as causal agents of plant diseases; biological, chemical, and physiological properties of plant viruses; methods of transmission; host-virus and vector-virus relationship.
PLHL 7051 Advanced Topics in Plant Pathology (1-4 credits)
V Prereq.: consent of instructor. May be taken for a max. of 8 sem. hrs. of credit.
PLHL 7052 Seminar (1 credits)
F,S May be taken for a max. of 3 hrs. of credit for each graduate degree. Topics announced prior to registration.
PLHL 7061 [Not Offered] Plant Growth and Development (3 credits)
F Prereq.: BIOL 3060 or PLHL 3060 and BIOL 4093; or equivalent. Also offered as BIOL 7061. Effects of naturally occurring growth substances and environmental conditions on plant growth.
PLHL 7063 Plant Metabolism (3 credits)
S Prereq.: PLHL 3060 or equivalent. Also offered as BIOL 7063. Major metabolic systems of plants and their control.
PLHL 7065 [Not Offered] Transport Processes in Plants (3 credits)
S Prereq.: BIOL 3060. Same as BIOL 7065.
PLHL 7067 [Not Offered] Selected Topics in Plant Physiology (2 credits)
F Prereq.: consent of instructor. May be repeated for credit. Same as BIOL 7067. Mineral nutrition, metabolism, growth and development, and herbicides.
PLHL 7068 [Not Offered] Current Literature in Plant Physiology (1 credits)
F,S May be taken twice for credit in a master's program and twice in a doctoral program. Also offered as BIOL 7068. Critical analysis of recent and classical papers in the field.
PLHL 7080 [Not Offered] Host-Parasite Interaction and Disease Resistance (3 credits)
S-E Prereq.: PLHL 4000 and PLHL 7063; or equivalent. 2 hrs. lecture; 2 hrs. lab. Genetics, physiology, and biochemistry of disease development and disease resistance in plants; mechanisms of pathogenicity and infectivity, tumorigenesis, metabolic consequences of infection, nature of disease resistance, and parasitism.
PLHL 7082 [Not Offered] Soilborne Plant Pathogens (3 credits)
F Prereq.: PLHL 4000 or equivalent. Physiology, ecology, and pathology of soilborne plant pathogens; control strategies including cultural, biological, and genetic; disease suppressive soils.
PLHL 7083 [Not Offered] Epidemiology and Crop Loss Assessment (3 credits)
S-E Prereq.: PLHL 4000 and 4001 or equivalent. Interactions between pathogen and host populations, and the environment; measurement and prediction of disease spread and increase; disease management strategies; techniques to assess losses due to plant disease.

8000

PLHL 8000 Thesis Research (1-12 per sem. credits)
�S�/�U� grading.
PLHL 8800 Practicum in Plant Pathology (2 credits)
Prereq.: consent of instructor. May be taken for a max. of 6 sem. hrs. credit. 1 hr. lecture; 4 hours clinic/practicum. Pass/fail grading. Faculty-supervised experiences in plant pathology research, disease diagnosis, and control.
PLHL 8900 Special Research Problems (1-5 credits)
Prereq.: consent of instructor. May be taken for a max. of 9 sem. hrs. credit. Faculty supervised, independent research other than thesis or dissertation.

9000

PLHL 9000 Dissertation Research (1-12 per sem. credits)
�S�/�U� grading.