Research Article

Diversity of Rhizobium leguminosarum from Pea Fields in Washington State

Table 2

Results of soil analysis from fields where rhizobial isolates were collected.

LocationSoil factor
pHAmmonium-N
(mg·kg−1)
Nitrate-N
(mg·kg−1)
Phosphorus
(mg·kg−1)
Potassium
(mg·kg−1)
Boron
(mg·kg−1)
Zinc
(mg·kg−1)
Manganese
(mg·kg−1)
Copper
(mg·kg−1)
Iron
(mg·kg−1)

Colton5.22.314.1435370.240.824.72.9140
Colfax5.91.56.9171690.240.36.92.660
Oakesdale5.62.66.4161240.130.38.93.167
Shawnee 6.02.518.5252740.42110.82.4103
Spillman5.82.86.5171240.170.55.82.573