SPSS Spring 2024 courses SPSS Course DescriptionsSPSS Course SpotlightSPSS Spring 2024 coursesSPSS Fall 2024 courses SPSS Spring 2024 courses SPSS 3670 3670. Greenhouse Technology and Operations 3.00 credits Prerequisites: SPSS 1120. Grading Basis: Graded Introduction to greenhouse crop management with emphasis on structures, environmental control systems, and management techniques used to control crop response.