Role of hormones on flower bud formation in thin-layer expiants of tobacco

1985 ◽  
Vol 27 (4-5) ◽  
pp. 408-412 ◽  
Author(s):  
G. W. M. Barendse ◽  
A. F. Ceoes ◽  
G. van den Ende ◽  
Margaret Bosveld ◽  
Tineke Creemers
1984 ◽  
Vol 35 (12) ◽  
pp. 1853-1859 ◽  
Author(s):  
G. VAN DEN ENDE ◽  
G. W. M. BARENDSE ◽  
A. KEMP ◽  
A. F. CROES

1982 ◽  
Vol 62 (3) ◽  
pp. 823-826 ◽  
Author(s):  
A. ALI ◽  
V. SOUZA MACHADO

In field conditions, rutabaga (Brassica napus ssp. Rapifera (Metzg.) Sinsk.) plants are biennials and require exposure to low temperature for completion of their life cycle to seed production state. When young rutabaga plants were thermoinduced (3–5 °C) for 8 wk and subsequently transferred to growth room conditions, formation of flower buds resulted in 6 wk. Flowering response was greatly enhanced if the plants were sprayed with GA3 (100 mg/L) prior to thermoinduction. Compared with untreated plants, the GA3-sprayed plants responded with flower bud formation after as little as 3 wk of cold treatment. A longer cold exposure (6–8 wk) of the GA3-sprayed plants resulted in rapid development and maturity of the inflorescence. This note emphasizes the pharmacological role of gibberellins as regulators of flowering and their usefulness to enhance seed production and plant breeding programs.


1990 ◽  
Vol 78 (2) ◽  
pp. 167-172 ◽  
Author(s):  
M. J. M. Smulders ◽  
A. Kemp ◽  
G. W. M. Barendse ◽  
A. F. Croes ◽  
G. J. Wullems

1990 ◽  
Vol 78 (2) ◽  
pp. 167-172 ◽  
Author(s):  
M. J. M. Smulders ◽  
A. Kemp ◽  
G. W. M. Barendse ◽  
A. F. Croes ◽  
G. J. Wullems

2013 ◽  
Vol 36 (1-2) ◽  
pp. 83-94 ◽  
Author(s):  
Franciszka Jaumień

The growth of trees sprayed in spring with chlormequat is weaker, and their elongation growth ends 2 - 3 weeks earlier than that of unsprayed trees. Trees with growth inhibited by chlormequat set flower buds on the spurs and in the subapical part of long shoots. The course of flower bud differentiation starts in the second half of July and is similar to that in the apple tree.


2013 ◽  
Vol 35 (2) ◽  
pp. 185-190 ◽  
Author(s):  
E. S. Hegazi ◽  
G. R. Stino

The modifying effect of growth regulators on bud burst, flower bud formation and sex expression in olives varies greatly according to cultivar, concentration and time of application. Cycocel 200, 500 mg/l, ethephon 200 mg/l and SADH 2000 mg/l stimulated bud burst and flower bud formation in the 'Blanquetta' cv. A noticeable increase in the percentage of perfect flowers was obtained by 100 mg/l of kinetin, and 200 mg/l of Cycocel in the cv. 'Picual', Ethephon 200/1, Cycocel 200 mg/l and SADH 2000 mg/l considerably increased the percentage of perfect flowers in the cvs 'Blanquetta', 'Serrana' and 'Picual'. Treatments at green cluster stage were not effective.


2005 ◽  
Vol 4 (3) ◽  
pp. 335-338 ◽  
Author(s):  
Jinyin Wang ◽  
Osamu Arakawa ◽  
Takenori Asada

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