Some people with chest pain have normal or minimal narrowing of heart arteries; in these patients, vasospasm is a more likely cause for the pain, sometimes in the context of Prinzmetal's angina and syndrome X.
You are here. Pure Live Seed. Pure live seed (PLS) is a measure used by the seed industry to describe the percentage of a quantity of seed that will germinate. PLS is obtained by multiplying the purity percentage by the percentage of total viable seed, then dividing by 100.
For pure stands, the seeding rate of fescue is 15 lb. of pure live seed (PLS) per acre. For higher quality pasture, use a mixture of 6 lb. PLS of red clover, 1/4 lb. PLS of ladino clover, and 8 lb. PLS of fescue per acre. Planting depth should be 1/4 inch.