council resolut decemb measur combat dismantl illicit cultiv product drug european union council european union regard treati european union articl thereof comprehens action plan combat drug agre madrid european council decemb emphas combat dismantl illicit cultiv product drug european union consciou problem illicit cultiv product drug european union awar person engag illicit cultiv product drug frequent oper member state purpos cultiv product sale thereof recogn practic difficulti encount address problem concert action desir promot high level cooper exchang expertis intellig member state desir prevent cannabi seed illicit cultiv note member state number measur combat problem adopt resolut council invit member state pai special attent prevent detect illicit cultiv product drug depend circumst countri make sale cannabi seed offenc person knowingli sell intend cultiv cannabi illeg ensur ban cultiv cannabi glass polythen tunnel indoor except cultiv purpos scientif research special licenc obtain applic satisfi licens author propos cultiv except enhanc effect oper personnel tackl problem illicit cultiv product drug conjunct europol drug unit improv exchang oper strateg intellig cooper forens laboratori hold special train cours seminar exchang skill knowledg expertis assess equip detect illeg laboratori compil initi presid cooper assist volunt member state manual detect illicit cultiv product drug includ essenti advic safeti health precaut respons regular updat manual