Premature sprouting induced by heteroauxin (indolyl-acetic acid)

PROTOPLASMA ◽  
1938 ◽  
Vol 30 (1) ◽  
pp. 473-473
Nature ◽  
1936 ◽  
Vol 137 (3467) ◽  
pp. 618-618 ◽  
Author(s):  
W. DAVIES ◽  
G. A. ATKINS ◽  
P. C. B. HUDSON

1982 ◽  
Vol 12 (4) ◽  
pp. 805-807
Author(s):  
Silvia M. C. Dias ◽  
◽  
José G. S. Maia ◽  
Zenaide S. Ferreira ◽  
Otto R. Gottlieb ◽  
...  

Abstract The ethanolic extract of trunk wood of Tachigalia paniculata Ducke (Leguminosae-Caesalpinioideae) was found to contain substantial quantities of 2-(3-indolyl)-acetic acid.


1995 ◽  
Vol 11 (1) ◽  
pp. 135-137
Author(s):  
Manuel SORIANO-GARCÍA ◽  
Alfredo TOSCANO

1937 ◽  
Vol 15c (11) ◽  
pp. 538-546 ◽  
Author(s):  
N. H. Grace

In all plant species tested, increasing concentrations of phytohormones produced responses falling on a physiologic curve from minimum through optimum to maximum which, if exceeded, led to injury and death. Indolyl-acetic acid, its butyric and propionic homologues, naphthylacetic acid, their salts, and mixtures gave similar results. Treating seeds with hormones incorporated in adsorbent dust stimulated both root and top growth markedly, with less danger of overdosage than in solution treatment. Dosages equivalent to 50 to 250 mg. per acre applied as dilute solutions to soil growing young lettuce and tomato plants covered the optimum range of stimulation to growth. Dust treatment of cuttings proved very convenient and successful in inducing rooting, the plants again showing a wider range of tolerance to dusts than to solutions. Fermentation of sugar by yeast responded to hormone stimulation. Various practical applications are discussed.


2014 ◽  
Vol 17 (1) ◽  
pp. 5-7 ◽  
Author(s):  
Ján Mezey ◽  
Ivan Leško

Abstract In our trial we concentrated on propagation possibilities for the currently most used cherry-tree rootstock GiSelA 5 in intensive fruit orchards. We compared four sampling dates in which we evaluated the callus and the root system formation with and without the use of a growth stimulator. As a growth stimulator, the Stimulax I (0.06% indolyl-acetic acid, 0.06% alpha-naphtyl acid, 0.05% naphtyl-butyric acid) in powder form was used. We reached non-significant results in the variants with the use of the growth stimulator and in the variant without the growth stimulator in each sampling date. The best results in callus and root system formation were achieved on the last sampling date, which was October 23rd, 2012. Zero callus and root system formation was achieved on July 23rd and August 23rd, 2012. The minimum basal width of the cutting must be at least 3 mm.


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