Argonauta 1-6 2010
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Table-3: Effects of sub-lethal exposure (40% & 80% of 24h LC50)
to the extracts of 24h, 48h, 72 and 96h of J.
gossypifolia latex+rutin+betulin, J.
gossypifolia latex+ellagic acid+betulin and J. gossypifolia latex+taraxerol+betulin in binary combinations
(1:1:1) hatchability and survival of young snail Lymnaea acuminata at different time intervals.
|
Extracts |
Conc. (mg/L) 40% and 80% of
LC50 of 24h |
% hatchability (in days) |
Survival after 24h hatching % |
Survival after 48h hatching % |
Survival after 72h hatching % |
|
Control |
100 (7-9) |
100 |
100 |
100 |
|
|
J. gossypifolia latex+ rutin+betulin |
2.44 |
123.6±0.46(11-16) |
78.16±0.52 |
62.50±0.78 |
21.34±0.54 |
|
4.89 |
113.6±0.36(12-17) |
78.00±0.40 |
61.34±0.67 |
16.85±0.44 |
|
|
J. gossypifolia latex+ ellagic acid+betulin |
0.68 |
135.6±0.88(11-16) |
98.50±0.24 |
82.66±0.73 |
0 |
|
1.36 |
107.6±0.46(12-17) |
88.66±0.36 |
52.16±0.52 |
0 |
|
|
J. gossypifolia latex+ taraxerol+betulin |
1.29 |
106.0±1.23(11-16) |
98.00±0.56 |
69.00±0.56 |
0 |
|
2.59 |
83.00±0.33(12-17) |
78.00±0.40 |
41.66±0.36 |
0 |
|
|
J. gossypifolia latex+ rutin+betulin |
2.23 |
182.5±0.68(11-16) |
146.8±0.44 |
97.00±0.69 |
0 |
|
4.47 |
86.50±0.61(12-17) |
68.50±0.24 |
52.50±0.83 |
0 |
|
|
J. gossypifolia latex+ ellagic acid+betulin |
0.58 |
201.5±0.47(11-16) |
182.8±0.77 |
108.5±0.83 |
0 |
|
1.16 |
197.1±0.82(12-17) |
173.1±0.77 |
108.3±0.61 |
0 |
|
|
J. gossypifolia latex+ taraxerol+betulin |
1.19 |
196.3±0.78(11-16) |
192.0±0.40 |
124.3±0.54 |
0 |
|
2.39 |
123.5±0.83(12-17) |
101.6±0.92 |
91.50±0.47 |
0 |
|
|
J. gossypifolia latex+ rutin+betulin |
2.11 |
122.0±0.40(11-16) |
118.1±0.59 |
109.1±0.52 |
0 |
|
4.22 |
106.0±0.69(12-17) |
96.00±0.49 |
87.17±0.66 |
0 |
|
|
J. gossypifolia latex+ ellagic acid+betulin |
0.50 |
210.3±0.88(11-16) |
172.6±0.36 |
115.0±0.40 |
0 |
|
1.00 |
196.6±0.83(12-17) |
166.1±0.52 |
104.1±0.82 |
0 |
|
|
J. gossypifolia latex+ taraxerol+betulin |
1.07 |
241.8±0.59(11-16) |
216.5±0.83 |
196.3±0.46 |
0 |
|
2.15 |
207.1±0.52(12-17) |
192.3±0.67 |
189.3±0.54 |
0 |
|
|
J. gossypifolia latex+ rutin+betulin |
2.00 |
114.1±0.52(11-16) |
101.6±0.92 |
83.83±0.87 |
0 |
|
4.00 |
103.6±0.73(12-17) |
95.50±0.73 |
83.67±0.88 |
0 |
|
|
J. gossypifolia latex+ ellagic acid+betulin |
0.41 |
196.1±0.52(11-16) |
168.8±0.77 |
112.1±0.52 |
0 |
|
0.82 |
163.6±0.88(12-17) |
107.0±0.63 |
96.16±0.66 |
0 |
|
|
J. gossypifolia latex+ taraxerol+betulin |
0.96 |
167.1±0.66(11-16) |
119.3±0.88 |
95.50±0.05 |
0 |
|
1.92 |
196.1±0.52(12-17) |
115.3±0.96 |
82.16±0.05 |
0 |
·
Each value is
mean ±SE of six replicates.
·
Each
replicate represents the eggs laid by a group of 20 snails.
·
Significant
(P<0.05) when Student’s‘t’ test was applied to treated and control groups.
0; No fecundity, hatchability
or survival was observed