commiss regul eec decemb amend regul eec lai detail rule certif hop commiss european commun regard treati establish european econom commun regard council regul eec juli common organ market hop amend regul eec articl thereof commiss regul eec amend regul eec stipul hop compli definit articl regul eec minimum market requir laid annex regul eec obtain certif refer articl council regul eec juli certif hop amend regul eec experi shown imposs exclud presenc particl varieti hop sampl fact impair characterist product certifi small quantiti particl allow regul eec amend measur provid regul accord opinion manag committe hop adopt regul articl line column head descript annex regul eec gener cone replac gener cone maximum content includ particl varieti hop certifi amount weight articl regul enter forc dai public offici journal european commun regul bind entireti directli applic member state brussel decemb commiss fran andriessen vice presid oj oj oj oj oj oj