Survival of a Rifampicin-Resistant Pseudomonas fluorescens Strain in Nine Mollisols

Table 2

Particle size distribution and USDA soil series, textural classes, and taxonomic classification of soils used in P. fluorescens D7rif survival study.

Location	Particle size distribution (%)			USDA soil series/textural class/taxonomic classification [9]^#
	Sand	Clay	Silt
Akron, CO	40	12	48	Platner loam; fine, smectitic, mesic Aridic Paleustolls
Hays, KS-“A”	25.6	15.2	59.2	Roxbury silt loam; fine-silty, mixed, superactive, mesic Cumulic Haplustolls
Hays, KS-“B”	21.6	23.2	55.2	Crete silty clay loam; fine, smectitic, mesic pachic Udertic Argiustolls
La Crosse, WA*	36	10	54	Walla Walla silt loam; coarse-silty, mixed, superactive, mesic Typic Haploxerolls
Lewiston, ID	21.6	19.2	59.2	Broadax silt loam; fine-silty, mixed, superactive, mesic Calcic Argixerolls
Lind, WA	38	8	54	Ritzville silt loam; coarse-silty, mixed, superactive, mesic Calcidic Haploxerolls
Moro, OR*	33.6	11.2	55.2	Walla Walla silt loam; coarse-silty, mixed, superactive, mesic Typic Haploxerolls
Pendleton, OR*	29.6	15.2	55.2	Walla Walla silt loam; coarse-silty, mixed, superactive, mesic Typic Haploxerolls
Pullman, WA	26.4	14.4	59.2	Palouse silt loam; fine-silty, mixed, superactive, mesic pachic Ultic Haploxerolls

#All soils are of the order Mollisols.
*Walla Walla silt loam soil was collected at three locations.