Abstract
A comparative study was made of the roots and root hairs in upper soil levels for oats, winter rye, and Kentucky bluegrass. The last had by far the most extensive underground development, the average soil core 3 in. in diam. and 6 in. long containing 84,500 roots totaling 1,260 ft. in length and 51,600,000 root hairs totaling 32 miles.

This publication has 1 reference indexed in Scilit: