King Saud University
  Help (new window)
Search


Guidelines_English_Final
تحميل الدليل التدريبي

أسئلة شائعة


 

 

Syllabus of PLPT 325 course
"Plant Diseases caused by Nematodes"

 

1st week

 

Lecture 1

 

Introduction; Definition; Groups of nematodes.

 

Lecture 2

 

Historical review; Economics of plant nematology. Relations of plant nematology to other sciences.

 

Practical 1

 

Plant nematology lab

 

 

 

 

 

2nd week

 

Lecture 3

 

General structure of plant nematodes: Body wall; Body cavity.

 

Lecture 4

 

General structure of plant nematodes: Digestive system

 

Practical 2

 

Collection and submission of soil and plant samples for nematode analysis.

 

 

 

 

 

3rd week

 

Lecture 5

 

General structure of plant nematodes: Nervous system; Excretory system; Reproduction system.

 

Lecture 6

 

Movement; Molting; Hatching; Life cycle. Mode of reproduction. Egg laying. Feeding.

 

Practical 3

 

Extracting nematodes from soil samples.

 

 

 

 

 

4th week

 

Lecture 7

 

Classification of nematodes

 

Lecture 8

 

Pathogenicity of nematodes. Plant-nematode relationships.

 

Practical 4

 

Extracting nematodes from plant tissues.

 

 

 

 

 

5th week

 

Lecture 9

 

First exam (15 points)

 

Lecture 10

 

Main groups of plant nematodes; Plant injuries caused by nematodes; Induction of disease

 

Practical 5

 

Staining techniques for observation of nematodes in plant tissues.

 

 

 

 

 

6th week

 

Lecture 11

 

Disease symptoms.

 

Lecture 12

 

Root diseases (1- root-knot nematodes; 2- cyst nematodes)

 

Practical 6

 

Inoculating plants with nematodes.

 

 

 

 

 

7th week

 

Lecture 13

 

Root diseases (3- lesion nematodes, 4- citrus nematode, 5- reniform nematodes).

 

Lecture 14

 

Root diseases (6- stunt nematodes, 7- spiral nematode, 8- lance nematodes, 9- ring nematodes, 10- pin nematodes, 11- sheath nematodes).

 

Practical 7

 

Mounting nematodes; Preparation of specimens for microscopic observation.

 

 

 

 

 

8th week

 

Lecture 15

 

Foliar diseases (1- seed gall nematodes, 2- leaf and bud nematodes, 3- stem and bulb nematodes).

 

Lecture 16

 

Relation of nematodes with other microorganisms (fungi, bacteria, and viruses).

 

Practical 8

 

First practical exam (12 points).

 

 

 

 

 

9th week

 

Lecture 17

 

Effect of environmental factors on nematode activities.

 

Lecture 18

 

Nematode distribution in soil. Effect of nematode densities on plant damage. Dessimination of nematodes.

 

Practical 9

 

Nematode morphology (general phenomena of males and females, cuticle striation, stylet types)

 

 

 

 

 

10th week

 

Lecture 19

 

Nematode control, preventive methods (quarantines, sanitation, ……..etc.).

 

Lecture 20

 

Highly effective control measures, resistant cultivars.

 

Practical 10

 

Nematode morphology (oesophagous types).

 

 

 

 

 

11th week

 

Lecture 21

 

Crop rotation.

 

Lecture 22

 

Chemical control.

 

Practical 11

 

Identification of the most common plant nematode genera.

 

 

 

 

 

12th week

 

Lecture 23

 

Chemical control.

 

 

Lecture 24

 

Special control measures (temperature).

 

 

Practical 12

 

Life cycle of plant nematodes. Identification of root-knot nematodes species on the basis of the female perinneal patterns.

 

 

 

 

 

13th week

 

Lecture 25

 

Soil solarization; Fallowing; Time of planting.

 

Lecture 26

 

Crop husbandary; Exclusion of infected plant materials; Biological control.

 

Practical 13

 

Nematicide use

 

 

 

 

 

14th week

 

Lecture 27

 

Scientific film.

 

Lecture 28

 

Second exam (15 points).

 

Practical 14

 

Second practical exam (15 points).

 

 

 

 

 

14th week

 

 

 

Final exams

 

 

 
King   Saud University. All rights reserved, 2007 | Disclaimer | CiteSeerx