共 50 条
- [31] A northeast dairy perspective of farming and conservation TRANSACTIONS OF THE SIXTY-SEVENTH NORTH AMERICAN WILDLIFE AND NATURAL RESOURCE CONFERENCE, 2002, 67 : 396 - 399
- [36] Ecology and conservation of Wolf's evening primrose in northwestern California CONSERVATION AND MANAGEMENT OF NATIVE PLANTS AND FUNGI, 1997, : 34 - 40
- [37] Haptic characteristics of document conservation tasks SYMPOSIUM ON HAPTICS INTERFACES FOR VIRTUAL ENVIRONMENT AND TELEOPERATOR SYSTEMS 2008, PROCEEDINGS, 2008, : 383 - +