A PASTUKE HANDBOOK 



43 



which shows how much the germination of the seed of each decreases 

 yearly and how many years elapse before the seed ceases to be viable. 

 Lespedeza seed, not included in the table, may safely be used the 

 second spring after harvest. In subsequent years the germination is 

 likely to decrease seriously. 



Table 5. — Percentage of germination in relation to the age of the seeds of certain 



pasture plants 



[From South Australia Dept. Agri., Bull. 261.] 



I Seed stored at 64° F. at Danish State Seed Testing Station. The germination percentages include 

 viable hard seed. These results are reported in the following publication: Dorph-Petersen, K. how 

 LONG DO THE VARIOUS SEED SPECIES RETAIN THEis GERMINATION POWER. Internatl. Rev. Sci. and Pract. 

 Agr. (n.s.) 2 (2): [283J-301. 1924. 



