76 ORAL SESSION 13 (Abstr. 478-483) Floriculture: Postharvest Physiology/Plant Growth Regulators
76 ORAL SESSION 13 (Abstr. 478-483) Floriculture: Postharvest Physiology/Plant Growth Regulators
cumbersome size for handling and shipping. Applications of plant growth regulators (PGRs) may help to extend the amount of time these plants can be held before distribution and sale, to improve visual quality, and to facilitate shipping. There are many PGRs
·L −1 ( Table 2 ). This is in agreement with Chhonkar and Ghufran (1968) , who reported that plant height decreased in tomato plants treated with an increased concentration of NAA. Table 2. Effect of plant growth regulators on sweet pepper yield in a
.J. 1988 Paclobutrazol inhibits growth of zinnia and geranium HortScience 23 1029 1030 Cramer, C.S. Bridgen, M.P. 1998 Growth regulator effects on plant height of potted Mussaenda ‘Queen Sirikit’ HortScience 33 78 81 Currey, C.J. Lopez, R.G. 2011 Early
142 WORKSHOP 19 (Abstr. 688-690) Opportunities and Challenges in the Development and Registration of Plant Growth Regulators Wednesday, 26 July, 10:00 a.m.-12:00 noon
regulators to enhance vegetative plant growth and remove reproductive tissue ( Preece and Read, 1993 ). However, manually pruning perennials to encourage vegetative growth can be labor intensive ( Banko and Stefani, 1996 ) and add additional unwarranted
dormancy, various methods like scarification, pretreatment with plant growth regulators (PGRs), and temperature shocks are used to break dormancy ( Copeland and McDonald 2001 ; Hidayati et al., 2012 ). Plant seed germination depends on both intrinsic and
plants in the wet season (WS) and treated with different plant growth regulators in the dry season. Different letters indicate significant differences at P < 0.05. ABA = abscisic acid; CK = control (water); GA 3 = gibberellic acid; Gs = gas stomatal
fulfillment of the requirements for the MS degree. The authors gratefully acknowledge the technical assistance of Velva Groover. Plant material generously provided by Yoder Green Leaf, Lancaster, Pa. Multivariate repeated measures analysis of plant growth