Table 1

Conc. (µg/ml)	% Survival			% Death
Table 3. LC₅₀ of 4H-Pyran-4-One 2,3-Dihydro-3,5-Dihydroxy-6-Methyl
Conc. (µg/ml)	1	2	3	1	2	3
1000	100	100	100	0	0	0
500	100	100	100	0	0	0
100	100	100	100	0	0	0
10	100	100	100	0	0	0
1	100	100	100	0	0	0
LC ₅₀>1000 μg/ml