Study on the aggregation patterns of fleas parasitizing the great gerbil (Rhombomys opimus) in the Junggar Basin plague natural focus

Table 1 Parasitological parameters of the primary species of ectoparasitic fleas on the great gerbils in the three zones

Zones	Subzones	Symbol	No. of surveys	No. of great gerbils	Flea infestation rate % (±SE)	Total flea index (±SE)	Indices of primary species of ectoparasitic fleas
Zones	Subzones	Symbol	No. of surveys	No. of great gerbils	Flea infestation rate % (±SE)	Total flea index (±SE)	X. skrjabini	X. minax	X. hirtipes	N. laeviceps
West of the Junggar Basin (Clay Desert)	The western zone	I	14	492	71.0 (6.9)	6.32 (1.14)	0.84	3.75	0.26	0.62
East of the Junggar Basin (Gurbantungut Desert)	The middle zone	II	18	478	83.2 (3.3)	7.35 (0.87)	1.98	3.01	0.38	0.44
	The eastern zone	III	58	1288	86.9 (1.6)	8.52 (0.74)	5.66	0.10	1.31	0.42
	Summary		90	2258	83.7 (0.5)	7.95 (1.72)	3.83	1.51	0.88	0.47

ISSN: 1756-3305