1.   Colombia grows the poppy plants used to make heroin.

2.   He also said the Islamic group has not gotten the credit it deserves for curtailing production of poppies used to make heroin.

3.   Omar banned the growing of poppies, used in making heroin.

4.   The opium poppies used to make heroin are an increasingly important cash crop for farmers in parts of Asia.

5.   The resin from opium is used to make heroin.

6.   Opium is used to make heroin.

7.   Pakistan is seen as a major transit point for hashish and opium, the raw material used to make heroin, produced in neighboring Afghanistan.

8.   And it has begun, with U.S. assistance, spraying herbicide on plantations of coca, the raw material for cocaine, and poppies used to make heroin.

9.   Farmers in Afghanistan grow the opium poppies that produce the sap used in making heroin.

10.   FARC rebels, as well as a rival right-wing paramilitary group, protect the crops of coca and poppy, from which heroin is made.