PA125

05/18/1993
1993
Pat Millner

Soil-Microbial Systems LaboratoryRoom 108, Building 318, BARC East10300 Baltimore AvenueBeltsville, MD 20705-2350

No
Yes
Gigaspora
gigantea

Pennsylvania. Rodale Research Center Wyndmoor, PA. A farming systems trial, pooled samples from low input area around pH 6.5, 170 ppm P (Bray I extraction), 0.25 meq/100g K, and 3 % organic matter. Beltsville #37.

4 = 6.3-7
5 = > 100
0
3 = temperate
6 = annual row crop

Many spores, but about 50% are black and parasitized.

1
1
No
No