Home Publications & Data Brief Technical brief 4: Collective action, property rights and payments for agrobiodiversity conservation services (PACS) author(s) Drucker, Adam G. published in2011 original file download full citation Bioversity International; Drucker, A.G. (2011) Technical brief 4: Collective action, property rights and payments for agrobiodiversity conservation services (PACS). n. 4 p.