{"lc_classifications": ["S441 .A13 no. 43-120"], "key": "/works/OL1484498W", "title": "Conservation farming in selected areas of the southern Piedmont", "subject_places": ["Piedmont (Region)"], "first_publish_date": "1960", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL158134A"}}], "type": {"key": "/type/work"}, "subjects": ["Soil conservation", "Agriculture"], "covers": [11853959], "latest_revision": 3, "revision": 3, "created": {"type": "/type/datetime", "value": "2009-12-09T21:41:38.907888"}, "last_modified": {"type": "/type/datetime", "value": "2021-08-29T18:49:47.518638"}}