Plant regeneration from leaf-derived callus cultures of the tropical pasture legume Stylosanthes scabra Vog.

1987 ◽  
Vol 9 (1) ◽  
pp. 3-8 ◽  
Author(s):  
Ian D. Godwin ◽  
Geoffrey H. Gordon ◽  
Donald F. Cameron
1999 ◽  
Vol 77 (3) ◽  
pp. 394-403 ◽  
Author(s):  
Peter A. Wilson ◽  
James S. Hanan ◽  
Peter M. Room ◽  
Sukumar Chakraborty ◽  
David Doley

2000 ◽  
Vol 51 (1) ◽  
pp. 107 ◽  
Author(s):  
Peter A. Wilson ◽  
Peter M. Room ◽  
Myron P. Zalucki ◽  
Sukumar Chakraborty

Glasshouse experiments determined effects of a moth, Helicoverpa armigera (Lepidoptera: Noctuidae), and the anthracnose pathogen, Colletotrichum gloeosporioides (Penz.) Penz. and Sacc., on each other when attacking the same host plant, Stylosanthes scabra (Vog.) (Leguminosae) cv. Fitzroy. The host was treated with both organisms in 2 ways of succession and at 2 different life stages each. Larvae of the moth preferred to feed on healthy plants rather than plants recently infected with C. gloeosporioides, and preferred such newly infected plants to severely diseased ones. Adult female moths laid more eggs on healthy and recently infected plants than on diseased plants, when given a choice of all 3 plant types. Severity of anthracnose disease was neither promoted nor retarded by damage to leaves caused by larvae of the moth.


1980 ◽  
Vol 7 (6) ◽  
pp. 635 ◽  
Author(s):  
WR Scowcroft ◽  
PJ Larkin

Mesophyll protoplasts of two genetically distinct genotypes of N. debneyi were cultured with sustained division following a plating efficiency in excess of 50%. Fully fertile mature plants were regenerated from callus cultures derived from protoplasts. Shoots were induced in medium containing 1 mg/l 6-benzylaminopurine and 0.5 mg/I indole acetic acid. The repeatably high efficiency of protoplast culture was used to evaluate the quantitative effects of two drugs, kanamycin and trimethoprim, which effectively inhibited colony formation at concentrations of 100 and 50 �g/ml, respectively. An enhancer of DNA uptake, poly-L-ornithine, had virtually no effect on sustained protoplast division at a concentration of 7.5 �g/ml or less.


1995 ◽  
Vol 51 (1-2) ◽  
pp. 103-113 ◽  
Author(s):  
Xianggan Li ◽  
Denise M. Seliskar ◽  
Jennifer A. Moga ◽  
John L. Gallagher

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