Analyze scarification and stratification methods that aid in the propagation process.

Analysis should include

• definition of scarification and stratification
• description of why these methods are important for the production of specific crops
• methodology of seed treatment.

Process/Skill Questions:

• Why are scarification and stratification necessary for some seeds to germinate?
• What processes or tools can be used to scarify seeds?
• What are the benefits of the scarification method?
• What methods of stratification are used in the commercial production of plants?
• What are the benefits of the stratification method?