Table 2.

Reduced titer of soil-bound HY TME

Agent dilution	Mean incubation period (days) ± SEM (no. affected/no. inoculated) for inoculuma of:
	HY TME	HY TME sorbed to SCL
10−2	62 ± 3 (5/5)a	74 ± 3 (5/5)
10−3	NDb	78 ± 3 (5/5)
10−4	74 ± 4 (5/5)	84 ± 3 (5/5)
10−5	ND	96 ± 3 (5/5)
10−6	98 ± 3 (5/5)	120 ± 25 (3/5)
10−7	127 ± 18 (5/5)	>275 (0/5)
10−8	>275 (0/5)	>275 (0/5)
10−9	>275 (0/5)	>275 (0/5)
Mock	>275 (0/5)	>275 (0/5)

^aTiters: HY TME agent, 10^7.5 i.c. LD₅₀/25μl; HY TME agent sorbed to SCL, 10^6.2 i.c. LD₅₀/25μl.

^bND, not done.