manual of classification for agricultural and forestry research education extension revision vii classifications used in the current information system issued by us department agriculture cooperative state service systems technology management october 2005 ii introduction is authority classifying activities cris it specifically intended use preparing form ad 417 work unit project description code sheet submitted on each documented version maintains three dimensional scheme but one categories has undergone a major change problem area been renamed knowledge new areas have modified or expanded definitions additional codes other enhancements to accommodate broad focus higher sponsored agency that this consistent with csrees mission advance environment human health well being