Plant Breeding and Biotechnology

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Table. 7.

Table. 7.

Efficiency of different colchicine concentration to induce chromosome doubling in the F1’s of B. rapa and B. oleracea var. alboglabra crosses using Modified Injection Method.

Plants of F1 crosses Success of colchiploid induction (%)
Colchicine concentrations Colchicine concentrations
0.1% 0.15% 0.2% Total 0.1% 0.15% 0.2% Total
Agrani × Alboglabra-1 6 (2) 5 (3) 5 (3) 16 (8) 33.33 60.00 60.00 50.00
Binasarisha-06 × Alboglabra-1 7 (3) 5 (3) 5 (4) 17 (10) 42.85 60.00 80.00 58.82
Safal × Alboglabra-1 12 (5) 11 (6) 13 (8) 36 (19) 41.67 54.54 53.85 52.77
Sampad × Alboglabra-1 8 (3) 9 (5) 7 (4) 24 (12) 37.5 55.55 57.14 50.00
BARI Sarisha-14 × Alboglabra-1 10 (4) 8 (4) 9 (6) 27 (14) 40.00 50.00 66.67 51.85
BARI Sarisha-6 × Alboglabra-1 8 (4) 8 (3) 7 (5) 23 (12) 50.00 37.50 71.43 52.17
BARI Sarisha-09 × Alboglabra-1 10 (4) 12 (5) 11 (7) 33 (16) 40.00 41.67 63.63 48.48
BARI Sarisha-12 × Alboglabra-1 9 (4) 8 (5) 9 (7) 26 (16) 33.33 50.00 77.78 61.53
Tori-7 × Alboglabra-1 8 (3) 8 (4) 9 (6) 25 (13) 37.50 50.00 66.67 52.00
Total 78 (32) 74 (38) 75 (50) 227 (120) 41.02 51.35 66.67 52.86

Number of plants treated (within parenthesis) and chromosome doubled (out of parenthesis).

Plant Breed. Biotech. 2021;9:171-84 https://doi.org/10.9787/PBB.2021.9.3.171
© 2021 Plant Breed. Biotech.