Vitrands qualifier (Cap 6, pp 117-118) Pass when 1500 kPa water retention < 15% (air-dried) and < 30% (undried) throughout 60%+ of the thickness. v0.8 proxy: uses water_content_1500kpa < 15%.

Vitrands qualifier (Cap 6, pp 117-118) Pass when 1500 kPa water retention < 15% (air-dried) and < 30% (undried) throughout 60%+ of the thickness. v0.8 proxy: uses water_content_1500kpa < 15%.

Usage

vitrand_qualifying_usda(pedon, max_top_cm = 60)

Arguments

pedon

A PedonRecord.

max_top_cm

Numeric threshold or option (see Details).