{"id":4178,"date":"2025-11-03T10:01:08","date_gmt":"2025-11-03T10:01:08","guid":{"rendered":"https:\/\/paul-tech.com\/?p=4178"},"modified":"2026-03-12T15:39:15","modified_gmt":"2026-03-12T15:39:15","slug":"sipulinviljelija-uussaari-vahensi-lannoitteen-kayttoa-70-paul-techin-avulla","status":"publish","type":"post","link":"https:\/\/paul-tech.com\/fi\/sipulinviljelija-uussaari-vahensi-lannoitteen-kayttoa-70-paul-techin-avulla\/","title":{"rendered":"Sipulinviljelij\u00e4 Uussaari v\u00e4hensi lannoitteen k\u00e4ytt\u00f6\u00e4 70 % Paul-Techin avulla"},"content":{"rendered":"<div class=\"wp-block-post-date\"><time datetime=\"2025-11-03T10:01:08+00:00\">November 3, 2025<\/time><\/div>\n\n\n<ul class=\"wp-block-social-links is-layout-flex wp-block-social-links-is-layout-flex\"><li class=\"wp-social-link wp-social-link-facebook  wp-block-social-link\"><a rel=\"noopener nofollow\" target=\"_blank\" href=\"https:\/\/www.facebook.com\/PaulTechEstonia\" 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C21,3.582,20.418,3,19.7,3z M8.339,18.338H5.667v-8.59h2.672V18.338z M7.004,8.574c-0.857,0-1.549-0.694-1.549-1.548 c0-0.855,0.691-1.548,1.549-1.548c0.854,0,1.547,0.694,1.547,1.548C8.551,7.881,7.858,8.574,7.004,8.574z M18.339,18.338h-2.669 v-4.177c0-0.996-0.017-2.278-1.387-2.278c-1.389,0-1.601,1.086-1.601,2.206v4.249h-2.667v-8.59h2.559v1.174h0.037 c0.356-0.675,1.227-1.387,2.526-1.387c2.703,0,3.203,1.779,3.203,4.092V18.338z\"><\/path><\/svg><span class=\"wp-block-social-link-label screen-reader-text\">LinkedIn<\/span><\/a><\/li>\n\n<li class=\"wp-social-link wp-social-link-instagram  wp-block-social-link\"><a rel=\"noopener nofollow\" target=\"_blank\" href=\"https:\/\/www.instagram.com\/paultech_esoil\/\" class=\"wp-block-social-link-anchor\"><svg width=\"24\" height=\"24\" viewBox=\"0 0 24 24\" version=\"1.1\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" aria-hidden=\"true\" focusable=\"false\"><path 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c-0.5,0.5-0.808,1.002-1.038,1.594C3.25,6.677,3.098,7.331,3.054,8.289C3.01,9.249,3,9.556,3,12c0,2.444,0.01,2.751,0.054,3.711 c0.044,0.958,0.196,1.612,0.418,2.185c0.23,0.592,0.538,1.094,1.038,1.594c0.5,0.5,1.002,0.808,1.594,1.038 c0.572,0.222,1.227,0.375,2.185,0.418C9.249,20.99,9.556,21,12,21s2.751-0.01,3.711-0.054c0.958-0.044,1.612-0.196,2.185-0.418 c0.592-0.23,1.094-0.538,1.594-1.038c0.5-0.5,0.808-1.002,1.038-1.594c0.222-0.572,0.375-1.227,0.418-2.185 C20.99,14.751,21,14.444,21,12s-0.01-2.751-0.054-3.711c-0.044-0.958-0.196-1.612-0.418-2.185c-0.23-0.592-0.538-1.094-1.038-1.594 c-0.5-0.5-1.002-0.808-1.594-1.038c-0.572-0.222-1.227-0.375-2.185-0.418C14.751,3.01,14.444,3,12,3L12,3z M12,7.378 c-2.552,0-4.622,2.069-4.622,4.622S9.448,16.622,12,16.622s4.622-2.069,4.622-4.622S14.552,7.378,12,7.378z M12,15 c-1.657,0-3-1.343-3-3s1.343-3,3-3s3,1.343,3,3S13.657,15,12,15z M16.804,6.116c-0.596,0-1.08,0.484-1.08,1.08 s0.484,1.08,1.08,1.08c0.596,0,1.08-0.484,1.08-1.08S17.401,6.116,16.804,6.116z\"><\/path><\/svg><span class=\"wp-block-social-link-label screen-reader-text\">Instagram<\/span><\/a><\/li>\n\n<li class=\"wp-social-link wp-social-link-youtube  wp-block-social-link\"><a rel=\"noopener nofollow\" target=\"_blank\" href=\"https:\/\/www.youtube.com\/@paul-tech_esoil\" class=\"wp-block-social-link-anchor\"><svg width=\"24\" height=\"24\" viewBox=\"0 0 24 24\" version=\"1.1\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" aria-hidden=\"true\" focusable=\"false\"><path d=\"M21.8,8.001c0,0-0.195-1.378-0.795-1.985c-0.76-0.797-1.613-0.801-2.004-0.847c-2.799-0.202-6.997-0.202-6.997-0.202 h-0.009c0,0-4.198,0-6.997,0.202C4.608,5.216,3.756,5.22,2.995,6.016C2.395,6.623,2.2,8.001,2.2,8.001S2,9.62,2,11.238v1.517 c0,1.618,0.2,3.237,0.2,3.237s0.195,1.378,0.795,1.985c0.761,0.797,1.76,0.771,2.205,0.855c1.6,0.153,6.8,0.201,6.8,0.201 s4.203-0.006,7.001-0.209c0.391-0.047,1.243-0.051,2.004-0.847c0.6-0.607,0.795-1.985,0.795-1.985s0.2-1.618,0.2-3.237v-1.517 C22,9.62,21.8,8.001,21.8,8.001z M9.935,14.594l-0.001-5.62l5.404,2.82L9.935,14.594z\"><\/path><\/svg><span class=\"wp-block-social-link-label screen-reader-text\">YouTube<\/span><\/a><\/li>\n\n<li class=\"wp-social-link wp-social-link-tiktok  wp-block-social-link\"><a rel=\"noopener nofollow\" target=\"_blank\" href=\"https:\/\/www.tiktok.com\/@paultech_soil\" class=\"wp-block-social-link-anchor\"><svg width=\"24\" height=\"24\" viewBox=\"0 0 32 32\" version=\"1.1\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" aria-hidden=\"true\" focusable=\"false\"><path d=\"M16.708 0.027c1.745-0.027 3.48-0.011 5.213-0.027 0.105 2.041 0.839 4.12 2.333 5.563 1.491 1.479 3.6 2.156 5.652 2.385v5.369c-1.923-0.063-3.855-0.463-5.6-1.291-0.76-0.344-1.468-0.787-2.161-1.24-0.009 3.896 0.016 7.787-0.025 11.667-0.104 1.864-0.719 3.719-1.803 5.255-1.744 2.557-4.771 4.224-7.88 4.276-1.907 0.109-3.812-0.411-5.437-1.369-2.693-1.588-4.588-4.495-4.864-7.615-0.032-0.667-0.043-1.333-0.016-1.984 0.24-2.537 1.495-4.964 3.443-6.615 2.208-1.923 5.301-2.839 8.197-2.297 0.027 1.975-0.052 3.948-0.052 5.923-1.323-0.428-2.869-0.308-4.025 0.495-0.844 0.547-1.485 1.385-1.819 2.333-0.276 0.676-0.197 1.427-0.181 2.145 0.317 2.188 2.421 4.027 4.667 3.828 1.489-0.016 2.916-0.88 3.692-2.145 0.251-0.443 0.532-0.896 0.547-1.417 0.131-2.385 0.079-4.76 0.095-7.145 0.011-5.375-0.016-10.735 0.025-16.093z\" \/><\/svg><span class=\"wp-block-social-link-label screen-reader-text\">TikTok<\/span><\/a><\/li><\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"491\" src=\"https:\/\/paul-tech.com\/wp-content\/uploads\/2025\/11\/IMG_4195-2-1.jpg\" alt=\"\" class=\"wp-image-4179\" srcset=\"https:\/\/paul-tech.com\/wp-content\/uploads\/2025\/11\/IMG_4195-2-1.jpg 900w, https:\/\/paul-tech.com\/wp-content\/uploads\/2025\/11\/IMG_4195-2-1-300x164.jpg 300w, https:\/\/paul-tech.com\/wp-content\/uploads\/2025\/11\/IMG_4195-2-1-768x419.jpg 768w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/><\/figure>\n\n\n\n<p><strong>ACF Uussaari on suomalainen ruokasipulin viljelij\u00e4<\/strong>, jonka tavoitteena on tuottaa laadukasta satoa ymp\u00e4rist\u00f6yst\u00e4v\u00e4llisesti ja kustannustehokkaasti. Tilaa johtava Aleksi Uussaari halusi v\u00e4hent\u00e4\u00e4 lannoitteiden k\u00e4ytt\u00f6\u00e4 ilman, ett\u00e4 sato k\u00e4rsisi \u2013 teht\u00e4v\u00e4, joka vaati tarkkaa tietoa maaper\u00e4n tilasta ja ravinteiden saatavuudesta. Ratkaisun tarjosi <strong>Paul-Tech<\/strong>.<\/p>\n\n\n\n<p>\u201dMaaper\u00e4n tietojen seuraaminen oli ratkaisevan t\u00e4rke\u00e4\u00e4, jotta ymm\u00e4rsimme, miten toimintamme vaikuttaa kasvuolosuhteisiin. Paul-Techin datan avulla pystyimme selvitt\u00e4m\u00e4\u00e4n, kuinka paljon ravinteita maahan oli j\u00e4\u00e4nyt k\u00e4ytt\u00e4m\u00e4tt\u00e4 ja milloin lis\u00e4lannoitus olisi ollut tehotonta,\u201d kertoo Aleksi Uussaari.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Haaste: miten v\u00e4hent\u00e4\u00e4 lannoitusta ilman satotappioita<\/strong><\/h2>\n\n\n\n<p>Uussaaren tila oli k\u00e4ytt\u00e4nyt typpe\u00e4 sis\u00e4lt\u00e4v\u00e4\u00e4 lannoitetta vuosien ajan vakiintuneen kaavan mukaan \u2013 kasvukauden alussa lis\u00e4ttiin <strong>80\u2013100 kg typpe\u00e4 hehtaaria kohden<\/strong> ja kauden aikana viel\u00e4 <strong>40\u201360 kg<\/strong>. Menetelm\u00e4 tuotti tasaisen sadon, mutta lannoituskustannukset olivat korkeat, eik\u00e4 ollut varmuutta siit\u00e4, hy\u00f6dynsiv\u00e4tk\u00f6 kasvit kaiken lis\u00e4tyn typen.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Tilan tavoitteena oli:<\/strong><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>v\u00e4hent\u00e4\u00e4 lannoituskustannuksia ilman satotason laskua,<\/li>\n\n\n\n<li>ymm\u00e4rt\u00e4\u00e4 paremmin ravinteiden kiertoa maaper\u00e4ss\u00e4 ja kasvien ravinteiden ottoa,<\/li>\n\n\n\n<li>parantaa maaper\u00e4n terveytt\u00e4 ja pienent\u00e4\u00e4 ymp\u00e4rist\u00f6vaikutuksia.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Ratkaisu: tarkkaa dataa, ei arvailua<\/strong><\/h2>\n\n\n\n<p>Paul-Techin maaper\u00e4asemat mahdollistavat maaper\u00e4n olosuhteiden seurannan reaaliajassa \u2013 kosteudesta ja ravinnepitoisuuksista kasvien aktiiviseen ravinteiden ottoon asti. T\u00e4m\u00e4 antoi Uussaaren tilalle p\u00e4ivitt\u00e4isen n\u00e4kym\u00e4n pellon tilanteeseen ja mahdollisti dataperusteiset p\u00e4\u00e4t\u00f6kset lannoituksen ajoituksesta ja m\u00e4\u00e4rist\u00e4.<\/p>\n\n\n\n<p>Analyysin perusteella selvisi, ett\u00e4 ennen istutusta maassa oli jo riitt\u00e4v\u00e4sti typpe\u00e4, ja <strong>lis\u00e4lannoituksen m\u00e4\u00e4r\u00e4\u00e4 voitiin v\u00e4hent\u00e4\u00e4 merkitt\u00e4v\u00e4sti.<\/strong> Tila p\u00e4\u00e4tti lis\u00e4t\u00e4 vain <strong>40 kg typpe\u00e4 hehtaarille<\/strong> aiemman <strong>142 kg sijaan<\/strong> \u2013 mik\u00e4 tarkoitti <strong>70 % pienemp\u00e4\u00e4 lannoitem\u00e4\u00e4r\u00e4\u00e4.<\/strong><\/p>\n\n\n\n<p>Maaper\u00e4data osoitti my\u00f6s, ett\u00e4 sateen tai kastelun j\u00e4lkeen maasta vapautui kasveille lis\u00e4\u00e4 ravinteita. T\u00e4m\u00e4 tieto auttoi ajoittamaan lannoituksen tarkemmin ja v\u00e4ltt\u00e4m\u00e4\u00e4n tilanteita, joissa lis\u00e4lannoitus olisi ollut tehotonta.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Tulokset: v\u00e4hemm\u00e4n lannoitetta, sama sato, parempi laatu<\/strong><\/h2>\n\n\n\n<p>Uussaaren tila saavutti <strong>saman satotason kuin aiempina vuosina<\/strong>, mutta k\u00e4ytti siihen <strong>70 % v\u00e4hemm\u00e4n typpe\u00e4.<\/strong> Kasvukauden lopussa maaper\u00e4n ravinnearvot olivat l\u00e4hes samat kuin kev\u00e4\u00e4ll\u00e4, mik\u00e4 osoitti, ett\u00e4 kasvit olivat k\u00e4ytt\u00e4neet kaiken lis\u00e4tyn ravinteisuuden hyv\u00e4kseen.<\/p>\n\n\n\n<p>Lis\u00e4ksi havaittiin, ett\u00e4 <strong>pienempi lannoitem\u00e4\u00e4r\u00e4 ja tasapainoinen ravinteiden saanti paransivat sipuleiden laatua ja s\u00e4ilyvyytt\u00e4.<\/strong> Paul-Techin maaper\u00e4asemat auttoivat tunnistamaan, milloin lannoitus on tehokasta ja milloin se ei en\u00e4\u00e4 tuota lis\u00e4arvoa \u2013 tuloksena \u00e4lykk\u00e4\u00e4mpi, kest\u00e4v\u00e4mpi ja taloudellisempi viljely.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Tarkka data mullistaa maatalouden<\/strong><\/h2>\n\n\n\n<p>Uussaaren kokemus osoittaa, ett\u00e4 reaaliaikainen ymm\u00e4rrys maaper\u00e4n tilasta antaa viljelij\u00e4lle merkitt\u00e4v\u00e4n edun. Paul-Techin maaper\u00e4asemien avulla tila pystyi <strong>v\u00e4hent\u00e4m\u00e4\u00e4n lannoituskuluja, parantamaan sadon laatua ja viljelem\u00e4\u00e4n entist\u00e4 kest\u00e4v\u00e4mm\u00e4ll\u00e4 tavalla \u2013 ilman, ett\u00e4 tuottavuus k\u00e4rsi.<\/strong><\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>ACF Uussaari on suomalainen ruokasipulin viljelij\u00e4, jonka tavoitteena on tuottaa laadukasta satoa ymp\u00e4rist\u00f6yst\u00e4v\u00e4llisesti ja kustannustehokkaasti. Tilaa johtava Aleksi Uussaari halusi&#8230;<\/p>\n","protected":false},"author":3,"featured_media":4183,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[5],"tags":[],"class_list":["post-4178","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized-fi"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.4 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Sipulinviljelij\u00e4 Uussaari v\u00e4hensi lannoitteen k\u00e4ytt\u00f6\u00e4 70 % Paul-Techin avulla - Paul-Tech<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/paul-tech.com\/fi\/sipulinviljelija-uussaari-vahensi-lannoitteen-kayttoa-70-paul-techin-avulla\/\" \/>\n<meta property=\"og:locale\" content=\"fi_FI\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Sipulinviljelij\u00e4 Uussaari v\u00e4hensi lannoitteen k\u00e4ytt\u00f6\u00e4 70 % Paul-Techin avulla\" \/>\n<meta property=\"og:description\" content=\"ACF Uussaari on suomalainen ruokasipulin viljelij\u00e4, jonka tavoitteena on tuottaa laadukasta satoa ymp\u00e4rist\u00f6yst\u00e4v\u00e4llisesti ja kustannustehokkaasti. 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