Tob. Sci., 1992, 36-06, p. 21-23, ISSN. 0082-4523, Tob. Reporter, 1992, 119-3, p. 63-5
Delayed topping effects on photoperiod-sensitive flue-cured tobacco
University of Florida, Gainesville, FL, USA
Mammoth type tobacco (Nicotiana tabacum L.) flowers in response to short daylengths, as opposed to conventional or day-neutral tobaccos which flower at a physiological stage of development. In 1987 and 1988, delayed topping treatments of 5, 10, and...