a.

 Crop Improvement

 Biotechnology
 

  

 Economic Botany
 

  

 Genetics and Cytogenetics
 

  

 Plant Breeding
b.

 Crop Production

 Agricultural Chemistry
 

  

 Agronomy
 

  

 Biochemistry
 

  

 Plant Physiology
 

  

 Soil Science
c.

 Crop Protection

 Agricultural Entomology
 

  
 Nematology
 

  

 Plant Pathology
d.

 Social Sciences

 Agricultural Economics
 

  
 Agricultural Extension
 

  

 Agricultural Statistics
 

  

 Computer Applications
e. Seed Section Plant Breeding