BLM Leg 3 #8    Annual Precipitation/Frost-Free Days Data (Extension)
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Agricultural plants require specific growing conditions. Prairie farmers try to grow crops that will thrive in the climatic conditions in their region of the prairies.

1.	a) Using the following chart and the data from BLM Leg 3 #7, select the most appropriate regions or locations where the following crops/plants could grow.

Minimum Requirements for Crop/Plant Growth
Prairie
Crop/Plant	Frost-Free Days	Annual Precipitation
(cm)	
wheat	90	40-60	
canola	110	40-60	
corn	120	40-80	
hay and forage	40	40-100	
rye	85	30-50	
short prairie grass	40-100	20-30	
mixed prairie grass	40-120	30-60	
tall prairie grass	40-130	40-60	

b) Record your data in the chart below.

Prairie Crop/Plant	Region or Location	
wheat		
canola		
corn		
hay and forage		
rye		
short prairie grass		
mixed prairie grass		
tall prairie grass		

2.	Which of these plants grow well in Manitoba? _______________________________
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3.	Explain the distribution of prairie grasses. How do climatic conditions affect the distribution of grasses? _________________________________________________
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