Laserfiche WebLink
make the water-holding capacity requirements t6r prime farmland based on the amount of rock <br />i ragl',nents noted which could limit this important property. <br />Third, based on the limited observations and incomplete information available at the Orne <br />of the field visit. the remaining material stock piled for use as subsoi I would possibly/probably <br />make the criteria for Prime Farmland (provided chemical criteria and permeability rates meet <br />Prime Farmland standards). <br />Fourth. there should be some consideration. and observation/documentation of the <br />permeability of the replaced subsoil material. Based on the heavy soil textures observed (fine) in <br />some of this stockpiled material. and what had already been placed in the reclaimed area, there is <br />a strong possibility that pci 11 r, rates for this material, especially i it is compacted. would <br />result in lok%er pen than rates acceptable for Prime Farmland- Compaction ofthese finer <br />soil materials could alai} result in limitations for Toot penetration of some agronornic species. <br />negaw. effecting plant health and lowering production. <br />Fifth. based on visual observations enough topsoil material should COVeT this BI material <br />so excessive rock fragments are not - 'plowed tip" during normal farthing practices that could <br />I <br />possibly result in greater than 10% rock fragments (Pirime Farmland) greziter than .3 inches <br />diameter in the surface. <br />Sixth, that the materials observe d in most of the piles, particularly= the OB I piles. and in <br />the reclaimed area probably would not meet the requirements and I imitation thresholds for e lays <br />Ile soils in the Capability Classi I ication sv­teirn. This conclusion Is hased on the visual estimate <br />made during the visit and is largely based on the amount of large rock fragments (greater than I <br />inches) observe-don the surface of the re area and some of the piles. Sails x-vithh1gher <br />capability classes I III or greater) may have log &cr potential and possibly reduced yields of <br />agronomic crops than the Ile. Marx soils. <br />Sias . pe4ely, <br />L <br />Dave Dearstyne, Soil Scientist, USDA-N RCS <br />-attachment <br />Tuesday, November 16, 2010.max <br />