Excellent facilities for laboratory and field studies include the outstanding Entomology Library and a renowned insect collection on the Cornell campus. The Boyce Thompson Institute at Cornell and the New York State Agricultural Experiment Station at Geneva are outstanding research facilities. raduate students in the Field of Entomology have a great deal of freedom in the choice of their classes. Only two courses are required for graduate students in the Field of Entomology. Graduate students progress through the program at varying rates. PhD students are expected to complete their thesis in five years, MS students are expected to complete their thesis in two years. We have listed below a list of graduate student milestones for a PhD student. Masters students are not required to take the A-exam.