Tob. Sci., 1976, 20-30, p. 98-99, ISSN.0082-4523
Effects of ethephon applied to burley tobacco seedlings
Virginia Polytechnic Institute and State University, Southwest Virginia Research Station, Glade Spring, Virginia USA
Burley tobacco seedlings were treated in the plant bed when plants reached the transplant stage with ethephon (Ethrel, Cepha) 2-chloroethylphosphonic acid at 500 ppm and 1000 ppm. Treated and untreaded plants were set in the field at 1, 3, 7, and 10...