{"id":10749,"date":"2025-05-19T09:03:00","date_gmt":"2025-05-19T09:03:00","guid":{"rendered":"https:\/\/portal.greekfarms.gov.gr\/main\/exoikonomisi-50-tou-psekastikou-ygrou-me-exypna-systimata-sto-ampeli-3\/"},"modified":"2026-01-14T10:41:56","modified_gmt":"2026-01-14T10:41:56","slug":"exoikonomisi-50-tou-psekastikou-ygrou-me-exypna-systimata-sto-ampeli-3","status":"publish","type":"post","link":"https:\/\/portal.greekfarms.gov.gr\/fi\/exoikonomisi-50-tou-psekastikou-ygrou-me-exypna-systimata-sto-ampeli-3\/","title":{"rendered":"Viinitarhojen \u00e4lyj\u00e4rjestelmien avulla 50\u00a0% parempi ruiskutustehokkuus"},"content":{"rendered":"\n<p>Ruiskutuslaitteiden p\u00e4ivitt\u00e4minen sek\u00e4 \u00e4lykk\u00e4iden elektronisten j\u00e4rjestelmien ja antureiden k\u00e4ytt\u00e4minen lehtipinta-alan ja tautien esiintymisen arvioimiseen paransi ruiskutustehokkuutta yli 50 prosenttia viinitarhojen perinteisiin viljelytekniikoihin verrattuna. Muun muassa t\u00e4llaisia tuloksia saatiin digitaaliseen maatalouteen keskittyneest\u00e4 EU:n hankkeesta, johon Kreikka osallistui yhteisty\u00f6ss\u00e4 Ateenan maatalousyliopiston kanssa. Ohjelman tavoitteena oli luoda innovatiivisia integroituja kasvinsuojelustrategioita viinitarhoille (home), porkkanaviljelmille (Alternaria-sienet) ja omenatarhoille (Fusicladium-sienet). T\u00e4rkeimm\u00e4t innovaatiopainopisteet olivat 1) tautien ennustaminen ja tunnistaminen, 2) synteettisten ja biologisten torjunta-aineiden k\u00e4ytt\u00f6 ja 3) torjunta-aineiden tehokas levitys ruiskuttamalla.<\/p>\n\n\n\n<p>Tautien ennustamiseksi kehitettiin ennustemalleja, joiden avulla tuottajat saivat oikea-aikaisia ennusteita tautien esiintymisest\u00e4 ja levi\u00e4misest\u00e4. Lis\u00e4ksi kasvinsuojeluaineiden optimaalinen yhdistelm\u00e4 selvitettiin useilla kokeiluilla, joissa biologiset valmisteet osoittautuivat usein luotettaviksi v\u00e4lineiksi tautien torjunnassa. T\u00e4m\u00e4 oli rohkaiseva havainto my\u00f6s Euroopan vihre\u00e4n kehityksen ohjelman kannalta. Hankkeessa keskityttiin my\u00f6s ruiskutuslaitteiston p\u00e4ivitt\u00e4miseen. T\u00e4st\u00e4 syyst\u00e4 lehtipinta-alan ja tautien esiintyvyyden arvioimiseksi mukaan otettiin lukuisia \u00e4lykk\u00e4it\u00e4 elektronisia j\u00e4rjestelmi\u00e4 ja antureita. Ateenan maatalousyliopiston tiimill\u00e4 oli keskeinen rooli n\u00e4iden j\u00e4rjestelmien kehitt\u00e4misess\u00e4. Kaiken kaikkiaan kokeilut osoittivat ruiskutustehokkuuden parantuneen yli 50 prosenttia perinteisiin k\u00e4yt\u00e4nt\u00f6ihin verrattuna.<\/p>\n\n\n\n<p>Viinitarhojen, porkkanaviljelmien ja omenatarhojen tautien tunnistamiseksi k\u00e4ytettiin kameroita, jotka ohjelmoitiin tunnistamaan tutkittavissa kasveissa (viinik\u00f6ynn\u00f6kset, omenapuut ja porkkanat) esiintyvi\u00e4 kolmea tautia. T\u00e4h\u00e4n menness\u00e4 perinteisten, syv\u00e4oppimista hy\u00f6dynt\u00e4vill\u00e4 algoritmeilla varustettujen RGB-kameroiden k\u00e4ytt\u00f6 on tunnistanut Fusicladium-sienen 89-prosenttisesti omenapuissa, kun taas alustavien kentt\u00e4kokeiden tulokset monispektrikameroilla olivat 100-prosenttiset.<\/p>\n\n\n\n<p>Viinitarhojen hometartuntojen osalta RGB-kameroiden tunnistusaste oli 80 prosenttia, kun taas j\u00e4rjestelm\u00e4n parannukset johtivat l\u00e4hes 100 prosentin tunnistusasteeseen. Kehitteill\u00e4 on parhaillaan j\u00e4rjestelmi\u00e4, joilla voidaan tunnistaa porkkanoiden Alternaria-sienitartunnat.<\/p>\n\n\n\n<p><strong>Uudet valmisteet<\/strong><\/p>\n\n\n\n<p>Torjunta-aineiden rationaalista v\u00e4hent\u00e4mist\u00e4 koskevaan l\u00e4hestymistapaan sis\u00e4ltyi my\u00f6s useiden biologisten ja uuden sukupolven kaupallisten synteettisten torjunta-aineiden arviointeja edell\u00e4 mainittujen kolmen taudin torjumiseksi.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ruiskutuslaitteiden p\u00e4ivitt\u00e4minen sek\u00e4 \u00e4lykk\u00e4iden elektronisten j\u00e4rjestelmien ja antureiden k\u00e4ytt\u00e4minen lehtipinta-alan ja tautien esiintymisen arvioimiseen paransi ruiskutustehokkuutta yli 50 prosenttia viinitarhojen&#8230;<\/p>\n","protected":false},"author":5,"featured_media":10740,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"_video_id":"","footnotes":""},"categories":[2708,785],"tags":[4287,4245,4363,5200],"class_list":["post-10749","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-kainotomia-fi","category-politismos-fi","tag-kainotomia-fi","tag-georgia-fi","tag-technologia-fi","tag-viljakasvit"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Viinitarhojen \u00e4lyj\u00e4rjestelmien avulla 50\u00a0% parempi ruiskutustehokkuus - K\u00e4\u00e4nteinen maatalous<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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