Callus Induction, Maintenance and Plantlet Regeneration in Creeping Bentgrass 1

Crop Science ◽  
1982 ◽  
Vol 22 (6) ◽  
pp. 1193-1197 ◽  
Author(s):  
J. V. Krans ◽  
V. T. Henning ◽  
K. C. Torres
Crop Science ◽  
1978 ◽  
Vol 18 (1) ◽  
pp. 157-159 ◽  
Author(s):  
B. V. Conger ◽  
J. V. Carabia

2014 ◽  
Vol 8 (24) ◽  
pp. 847-856
Author(s):  
K. Chiruvella Kishore ◽  
Mohammed Arifullah ◽  
Gopal Ghanta Rama ◽  
K. Chiruvella Kishore ◽  
Mohammed Arifullah ◽  
...  

1970 ◽  
Vol 8 (1) ◽  
pp. 1-6 ◽  
Author(s):  
M Hoque ◽  
KM Nasiruddin ◽  
GKMN Haque ◽  
GC Biswas

The experiment was conducted during May to December 2008 in the Biotechnology Laboratory of Bangladesh Agricultural University, Mymensingh to observe the callus induction, regeneration potentiality and to establish a suitable in vitro plantlet regeneration protocol of Corchorus olitorius. MS medium supplemented with different phytohormone concentrations and combinations were used to observe the callus induction, shoot regeneration and root formation ability of the cotyledon with attached petiole derived explant of three genotypes viz. O-9897, O-72 and OM-1. The highest callus induction (92.85%) was observed in O-9897 followed by O-72 (82.14%) in the MS media supplemented with 2.5 mg/L BAP + 0.5 mg/L IAA. Genotype O-9897 in MS media supplemented with 2.5 mg/L BAP + 0.5 mg/L IAA produced the highest percentage of shoot regenerants (83.33%) followed by O-72 (75.00%) in the media supplemented with 2.5 mg/L BAP + 0.5 mg/L IAA. The root formation from regenerants was the best on halfstrength of MS media supplemented with 0.6 mg/L IBA in genotype O-9897 (45.00%). The in vitro regenerated plantlets from the genotypes O-9897 could be established in the field. Therefore, the genotypes O-9897 of C. olitorius in MS media supplemented with 2.5 mg/L BAP + 0.5 mg/L IAA could be used for callus induction and shoot regeneration. Keywords: Regeneration; Phytohormone; Corchorus olitorius DOI: 10.3329/jbau.v8i1.6390J. Bangladesh Agril. Univ. 8(1): 1-6, 2010


1970 ◽  
Vol 34 (4) ◽  
pp. 693-703 ◽  
Author(s):  
MA Alam ◽  
MA Haque ◽  
MR Hossain ◽  
SC Sarker ◽  
R Afroz

Anther of five varieties of Brassica species, namely BARI Shariaha-7, Tori-7, Agrani, Daulat and Safal were cultured in vitro to observe their regeneration potentiality. Different concentrations and combinations of growth regulators were supplemented in MS medium. The range of callus induction was 12.50-87.50 %. Maximum callus induction (75.00%) was observed on MS +4 mg/L 2, 4-D + 1.0 mg/L BAP. Among the genotypes, BARI Sharisha-7 showed the highest percentage of callus induction (60.42%). Among the treatments, highest percentage of shoot regeneration (75.00%) was observed on MS + 4 mg/L BAP + 1.0 mg/L NAA. BARI Sharisha-7 also showed the highest rate of plant regeneration (66.67%). Root induction was highest (75%) on half strength MS medium supplemented with 1.0 mg/L IBA and 0.5 mg/L NAA. The plantlets with sufficient roots thus obtained were transferred successfully to plastic pots and subsequently to the field. BARI Sharisha-7 and Tori-7 survived easily in the pots as well as in the field but Safal was very poor in survivability both in the pots and in the field. Key Words: Brassica; haploid; anther culture; in vitro regeneration.DOI: 10.3329/bjar.v34i4.5844Bangladesh J. Agril. Res. 34(4) : 693-703, December 2009 


2004 ◽  
Vol 2 (2) ◽  
pp. 81-85
Author(s):  
Indumathy A. ◽  
Mahalakshmi P. ◽  
C. R. Bojan

Efficient plant regeneration could be obtained from the derooted nodal segments of Centella asiatica with stole buds as the explant, when cultured on MS medium supplemented with BAP (10 ppm)+NAA(2ppm). Both callus and regeneration occurred simultaneously on the same medium. Profuse rooting were obtain on MS medium fortified with NAA (2ppm) from leaf explants. Shoot and root proliferation were observed on the medium supplemented with BAP(5 ppm)and NAA (2 ppm) through subculture. Mass propagation of plantlets were obtained through invitro culture.


HortScience ◽  
1991 ◽  
Vol 26 (7) ◽  
pp. 919-921 ◽  
Author(s):  
A.R. Kuehnle ◽  
N. Sugii

Leaf explants of seven cultivars of Hawaiian anthuriums (Anthurium andraeanum Linden ex André cv. Kaumana, Kozohara, Marian Seefurth, Mauna Kea, Nitta, Ozaki, and Paradise Pink) produced callus most successfully after 2 to 3 months on a modified Pierik medium containing 0.36 μm 2,4-D and 4.4 μm BA. Petiole explants callused best on Pierik modified Pierik, and Finnie and van Staden media. Long-term cultures of callus from Univ. of Hawaii anthurium selections UH965, UH1060, and UH1003 were maintained for 12 to 13 months and were still capable of plantlet regeneration. Adventitious plantlets were recovered from callus plated on a Kunisaki medium containing 2.2 or 22 μm BA. Regeneration appeared to be organogenic rather than embryogenic and varied among the genotypes tested. Chemical names used: N- (phenylmethyl)-1H-purin-6-amine (BA); (2,4-dichlorophenoxy) acetic acid (2,4-D).


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