Bulletin 257 
June, 1920 
The Agricultural Experiment Station 
OF THE 
Colorado Agricultural College 
FACTORS THAT AFFECT 
ALFALFA SEED YIELDS 
The first alfalfa nursery test. Seed was sown in 1905. The six center rows are 
Turkestan alfalfa. The four rows at either side are common alfalfa. 
published by the experiment station 
FORT COLLINS, COLORADO 
1920 
