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pro vyhledávání: '"H. P. Bezbaruah"'
Autor:
H. P. Bezbaruah
Publikováno v:
Experimental Agriculture. 11:17-22
SUMMARYCytological investigations carried out on a natural triploid tea plant revealed its alloploid origin. The plant is partially fertile and produces viable gametes with various chromosome numbers.
Autor:
H. P. Bezbaruah
Publikováno v:
Experimental Agriculture. 11:13-16
SUMMARYCrosses were made between tea (Camellia sinensis L.) and Wilson's camellia (C. irrawadiensis Barua), using tea as the female parent, but reciprocal crosses were not successful. The F1 hybrids were intermediate in morphological and anatomical c
Autor:
H. P. Bezbaruah
Publikováno v:
Stain Technology. 43:279-282
Well-spread metaphase plates for routine karyotype analysis can be obtained by treating the very young leaf-buds of tea shoots in a saturated aqueous solution of p-dichlorobenzene for 2–3 hr at 4–10 C, fixing in a 1:3:6 mixture of propionic acid,
Autor:
H. P. Bezbaruah
Publikováno v:
Caryologia. 24:421-426
SUMMARYCytological investigations on eight Camellia species and three related genera belonging to the family Theaceae have been made.Chromosome numbers are listed for three species of Camellia and three species of related genera (Schima, Pyrenaria an
Autor:
H. P. Bezbaruah, E. K. Janaki Ammal
Publikováno v:
Proceedings / Indian Academy of Sciences. 57:339-342
Tetraploidy has been induced inCatharanthus roseus by treatment with colchicine. These tetraploids are more vigorous in their growth and have bigger flowers, larger stomata than the normal diploids.
Autor:
H. P. Bezbaruah, B. Bezbaruah
Publikováno v:
Proceedings / Indian Academy of Sciences. 58:198-200
Autor:
H. P. Bezbaruah, S. C. Gogoi
Publikováno v:
Proceedings / Indian Academy of Sciences. 76:219-220
A single seedling produced by crossing a tetraploid tea plantCamellia sinensis (2n=60) withC. japonica (2n=30) resembled some of the “China-hybrids” and Gambod varieties of tea in cultivation. This suggests that natural hybrids between the two sp