commiss direct eec juli lai detail rule survei carri purpos recognit protect zone commun commiss european commun regard treati establish european econom commun regard council direct eec decemb protect measur introduct commun organ harm plant plant product spread commun amend commiss direct eec fourth subparagraph articl provis direct eec protect zone expos plant health risk defin accord special protect condit compat intern market member state request recognit protect zone zone harm organ refer direct establish part commun endem establish condit favour establish case recognit protect zone base ground result survei show evid contrari absenc gener accept rule detail survei detail laid account sound scientif statist principl establish gener commun condit includ phase guidelin survei respect harm organ anim kingdom insect mite attack crop grown open air provid ad guidelin respect harm organ technic inform condit met member state request recognit protect zone measur provid direct accord opinion stand committe plant health adopt direct articl member state ensur condit laid paragraph met request recognit protect zone refer indent subparagraph articl direct eec purpos paragraph condit met offici action programm establish aim seek confirm harm organ refer direct respect zone recogn protect zone endem establish programm refer monitor person entitl act respons offici bodi member state refer direct programm refer paragraph compris survei base understand biologi harm organ concern agronomi environ relev zone method analysi includ grow medium crop inspect laboratori test perman regim provid regular systemat survei time year presenc harm organ respect zone recogn protect zone system keep record result survei survei refer carri person entitl act respons offici bodi member state refer direct person power access relev ground draw sampl plant plant product grow medium qualif proper oper survei survei methodolog conduct result survei access expert refer articl direct survei methodolog conduct notifi commiss commiss forward inform member state carri survei refer paragraph member state respect harm organ anim kingdom nematod relev forestri plant plant product attack crop grown open air account guidelin survei carri relev zone survei methodolog base record plot method compris element network observ point establish systemat grid cover entir relev zone paramet point regist number actual latitud longitud coordin topographi site descript made member state collect addit inform observ point mark map represent observ point produc criteria decid suitabl observ point area surround point suffici larg select point gener point locat abovement area assess oper special case point select site risk potenti introduct harm organ concern area high meteorolog precipit temperatur edaph data record prefer site observ point obtain nearbi station variabl regularli measur extrem event drought heavi rain influenc observ record survei observ point concentr repres number unit plant plant product concentr main host plant plant product harm organ concern host includ compris visual inspect determin presenc symptom sign harm organ concern carri time symptom sign expect maximum case doubt laboratori test sampl observ point trap attract relev organ type number trap method trap account biologi pest measur ensur condit laid paragraph met guidelin paragraph complet respect harm organ refer technic inform articl member state bring forc law regul administr provis compli direct month revis annex direct eec latest forthwith inform commiss thereof member state adopt measur refer direct accompani refer time offici public procedur refer adopt member state member state immedi commun commiss provis domest law adopt field govern direct commiss inform member state thereof articl direct address member state brussel juli commiss rai mac sharri member commiss oj oj