Tob. Sci., 1969, 13-11, p. 28-29, ISSN.0082-4623
Intensive sampling of biological material
Crop Science Department, North Carolina State University, Raleigh, North Carolina USA
In this study samples were taken from the apex toward the basal part of the leaf. Because of the anatomy of the tobacco leaf, we are inclined to suggest that the results would be similar to those seen here if sampling were done from the direction of...