CBS, kwararre kan kariyar amfanin gona na halitta, ya gudanar da bincike a tsakanin kamfanoni 1,315 na greenhouse a cikin Netherlands. A cikin 2020, kashi 95% na yankin amfanin gona na greenhouse ana kiyaye su ta hanyoyin nazarin halittu kamar su gurɓatattun ƙwayoyin cuta ko mitsi. A cikin 2016, wannan adadi ya kasance 92%, kuma a cikin 2012 - 78%.
A cikin 2020, an yi amfani da rigakafin ƙwayoyin cuta ga duk yankin da aka noma na cucumbers, barkono da tumatir a cikin greenhouses don sarrafa kwari da ƙwayoyin gizo-gizo. Ga waɗannan amfanin gona uku na abinci, amfani da rigakafin ƙwayoyin cuta ya yi yawa tun a farkon 2012. Misali, kashi 96% na wuraren tumatir da kusan kashi 90% na wuraren kokwamba da barkono mai daɗi an yi amfani da su tare da rigakafin ƙwayoyin cuta a cikin 2012.
Amfani da kwayoyin halitta akan strawberries masu kariya ya karu sosai, daga 58% a cikin 2016 zuwa 98% a cikin 2020. Tsire-tsire masu ado irin su wardi, gerberas da chrysanthemums suma suna da ikon sarrafa ilimin halitta sama da 90% a cikin 2020. Tsire-tsire kawai - fure ko fure. deciduous - Lag a baya: 75% da 81% bi da bi.
Adadin abubuwan sarrafa halittun da ake amfani da su yana girma. Akwai manyan ƙungiyoyi huɗu na jami'an sarrafa halittu da ake amfani da su don magance kwari a cikin masana'antar greenhouse. An yi amfani da kusan biliyan 52 na mites da tarkace a cikin 2020, kusan sau biyar fiye da na 2016. Yawan kuɗaɗɗen gurɓataccen iska da gall midges ya kai biliyan 2.4, fiye da ninki biyu kamar na 2016. Adadin kwari, lacewings da kuma m beetles ne muhimmanci m a 0.2 biliyan, amma fiye da ninki biyu abin da yake a cikin 2016. Kashi na hudu rukuni na nazarin halittu magunguna ne nematodes: ana amfani da su da yawa a cikin greenhouse bangaren, amma kawai Figures ga 2020 (5.202 biliyan) suna samuwa. .
Amfani da mites da thrips a cikin duk amfanin gona tara ya karu kadan, daga kashi 66% na yankin da aka noma a shekarar 2016 zuwa kashi 69% a shekarar 2020. Amfani da wadannan kwayoyin halitta ya karu, musamman wajen noman strawberries a greenhouse (98% na yankin). vs. 54% a 2016) da gerberas (98% vs. 68%). A cikin noman tumatur, mites masu cin nama suna taka muhimmiyar rawa, inda ɓangarorin parasitic suka fi mahimmanci a matsayin wakilai masu sarrafa halittu.
A cikin 2020, an yi amfani da ɓangarorin parasitic da gall midges akan kashi 74% na jimlar yawan amfanin gona tara a ɓangaren greenhouse. A cikin 2016, wannan adadi ya kasance 67%. Ana amfani da waɗannan magunguna masu sarrafa halittu sosai a cikin noman barkono (98% na yanki), tumatir (95%) da gerberas (94%). An sami karuwar amfani mafi girma a cikin noman fure, daga 52% na yankin a cikin 2016 zuwa 82% a cikin 2020.
Amfani da beetles, lacewings da hoverflies a cikin masana'antar greenhouse ya karu daga kashi 54% na yankin da aka noma a cikin 2016 zuwa 61% a cikin 2020. A cikin noman barkono, ana amfani da wannan rukunin kwari don magance kwari akan 98% na yankin. ta hanyar noman tumatir - 93%. Amfani da waɗannan magungunan ƙwayoyin cuta na ƙwayoyin cuta ya karu sosai a cikin samar da furen greenhouse, daga kashi 25% a cikin 2016 zuwa 56% a cikin 2020. Sauran amfanin gona, ban da chrysanthemums, suma sun sami girma. Lokacin girma cucumbers, ana amfani da wannan rukuni na wakilai masu kula da halittu kadan (8% na jimlar yanki), tun da ana amfani da ƙwayoyin cuta.