Insecticidal effect of the raw diatomite.

Number	Factors				Test results
	A	B	C	D	Lethal time (h)	Weight loss rate (%)
1	100	25	55	10	28	39.55
2	100	30	65	20	27	62.84
3	100	35	75	30	50	73.42
4	300	25	65	30	31	53.27
5	300	30	75	10	50	60.20
6	300	35	55	20	48	47.37
7	500	25	75	20	23	54.26
8	500	30	55	30	31	30.92
9	500	35	65	10	43	47.18