{"id":3013,"date":"2025-04-15T06:41:52","date_gmt":"2025-04-15T06:41:52","guid":{"rendered":"https:\/\/paul-tech.com\/?p=3013"},"modified":"2026-03-12T15:48:18","modified_gmt":"2026-03-12T15:48:18","slug":"skirtingu-zemes-ukio-techniku-poveikis-augalu-augimo-salygoms","status":"publish","type":"post","link":"https:\/\/paul-tech.com\/lt\/skirtingu-zemes-ukio-techniku-poveikis-augalu-augimo-salygoms\/","title":{"rendered":"Skirting\u0173 \u017eem\u0117s dirbimo technologij\u0173 poveikis augal\u0173 augimo s\u0105lygoms"},"content":{"rendered":"<div class=\"wp-block-post-date\"><time datetime=\"2025-04-15T06:41:52+00:00\">April 15, 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\" class=\"wp-block-social-link-anchor\"><svg width=\"24\" height=\"24\" 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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-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/paul-tech.com\/wp-content\/uploads\/2025\/03\/eagronom-1-1024x683.jpg\" alt=\"\" class=\"wp-image-2864\" srcset=\"https:\/\/paul-tech.com\/wp-content\/uploads\/2025\/03\/eagronom-1-1024x683.jpg 1024w, https:\/\/paul-tech.com\/wp-content\/uploads\/2025\/03\/eagronom-1-300x200.jpg 300w, https:\/\/paul-tech.com\/wp-content\/uploads\/2025\/03\/eagronom-1-768x512.jpg 768w, https:\/\/paul-tech.com\/wp-content\/uploads\/2025\/03\/eagronom-1-1536x1024.jpg 1536w, https:\/\/paul-tech.com\/wp-content\/uploads\/2025\/03\/eagronom-1.jpg 1920w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>Paul-Tech dirvo\u017eemio stotys steb\u0117jo skirting\u0173 \u017eem\u0117s dirbimo b\u016bd\u0173 poveik\u012f augal\u0173 augimo aplinkai bandomajame lauke, kur\u012f organizavo eAgronom. 2024 m. pas\u0117li\u0173 sekoje augo \u017eirniai, o prie\u0161 tai buvo pas\u0117tas \u012fvairi\u0173 r\u016b\u0161i\u0173 augal\u0173 prie\u0161s\u0117lis. Buvo lyginami trys skirtingi \u017eem\u0117s dirbimo b\u016bdai: ariminis, minimalus \u017eem\u0117s dirbimas ir tiesiogin\u0117 s\u0117ja. Arimas atliktas baland\u017eio 25 d., minimalus dirbimas \u2013 <br>diskiniu skutiku gegu\u017e\u0117s 4 d., o vis\u0173 variant\u0173 s\u0117ja \u012fvyko gegu\u017e\u0117s 6 d., i\u0161kart po jos buvo voluojama.<\/p>\n\n\n\n<p>Dirvo\u017eemio stotys laukuose buvo pastatytos po s\u0117jos. Visuose variantuose jutikliai buvo \u012frengti 8 ir 20 cm gylyje, kad b\u016bt\u0173 galima steb\u0117ti kasdienius dirvo\u017eemio dr\u0117gm\u0117s ir maistini\u0173 med\u017eiag\u0173 kiekius bei j\u0173 jud\u0117jim\u0105 dirvoje. Be to, jutikliai fiksavo ir dirvo\u017eemio temperat\u016br\u0105. I\u0161 dirvo\u017eemio i\u0161matuoti duomenys pateikiami kaip dviej\u0173 sluoksni\u0173 dienos vidurkiai.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Dirvo\u017eemio dr\u0117gm\u0117<\/strong><\/h2>\n\n\n\n<p class=\"has-text-align-left\">2024 m. s\u0117jos laikotarpis i\u0161siskyr\u0117 didesniu po \u017eiemos likusiu dirvo\u017eemio dr\u0117gm\u0117s kiekiu, palyginti su ankstesniais metais. Po \u017eiemos, dienoms \u0161ylant, o krituli\u0173 kiekiui i\u0161liekant ma\u017eam, dirvo\u017eemio dr\u0117gm\u0117 nuosekliai ma\u017e\u0117jo iki bir\u017eelio 20 d. (\u017er. 1 pav.). Nuo bir\u017eelio 20 d. nuoseklus ma\u017e\u0117jimas per\u0117jo \u012f intensyv\u0173 dirvo\u017eemio dr\u0117gm\u0117s ma\u017e\u0117jim\u0105 ir t\u0119s\u0117si iki m\u0117nesio pabaigos. Liep\u0105 prasid\u0117j\u0119 liet\u016bs labiausiai padidino dirvo\u017eemio dr\u0117gm\u0119 minimalaus \u017eem\u0117s dirbimo plote, kiek ma\u017eiau dr\u0117gm\u0117 padid\u0117jo tiesiogin\u0117s s\u0117jos plote. Tuo tarpu liet\u016bs ma\u017eiausi\u0105 poveik\u012f dirvo\u017eemio dr\u0117gmei tur\u0117jo plote, kur buvo atliekas arimas. Pras\u010diausia vandens sulaikymo geba buvo matoma arimo atveju, kur viso sezono metu dirvo\u017eemio dr\u0117gm\u0117 buvo ma\u017eiausia lyginant su kitais dirvos dirbimo metodais.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"618\" height=\"413\" src=\"https:\/\/paul-tech.com\/wp-content\/uploads\/2025\/04\/image-1.png\" alt=\"\" class=\"wp-image-2955\" srcset=\"https:\/\/paul-tech.com\/wp-content\/uploads\/2025\/04\/image-1.png 618w, https:\/\/paul-tech.com\/wp-content\/uploads\/2025\/04\/image-1-300x200.png 300w\" sizes=\"auto, (max-width: 618px) 100vw, 618px\" \/><figcaption class=\"wp-element-caption\"><em>1 pav. Vidutin\u0117 dirvo\u017eemio dr\u0117gm\u0117 dviejuose sluoksniuose (8 ir 20 cm), \u017eirniai 2024.<\/em><\/figcaption><\/figure>\n\n\n\n<p>Did\u017eiausias dirvo\u017eemio dr\u0117gm\u0117s kiekis vegetacijos metu buvo tiesiogin\u0117s s\u0117jos variante, jam nedaug nusileido minimalus \u017eem\u0117s dirbimas.<\/p>\n\n\n\n<p>Vandens tr\u016bkumo dienos \u017eirni\u0173 augimo sezono metu:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>arimo variante \u2013 31 diena (06.28\u201307.28),<\/li>\n\n\n\n<li>minimalaus \u017eem\u0117s dirbimo variante \u2013 6 dienos (06.28\u201306.30 ir 07.26\u201307.28),<\/li>\n\n\n\n<li>tiesiogin\u0117s s\u0117jos variante \u2013 8 dienos (06.29\u201306.30 ir 07.23\u201307.28).<\/li>\n<\/ul>\n\n\n\n<p>Liepos pabaigoje prasid\u0117j\u0119 liet\u016bs \u017eymiai padidino dirvo\u017eemio dr\u0117gm\u0119 visuose variantuose, ta\u010diau arimo rezultatai vis dar i\u0161liko \u017eemiausi. V\u0117lesni liet\u016bs palaik\u0117 dirvo\u017eemio dr\u0117gm\u0119 auk\u0161t\u0105 iki \u017eiemos prad\u017eios.<\/p>\n\n\n\n<p>Arimo variante dirvo\u017eemio dr\u0117gm\u0117s kiekis tapo didesnis nei kituose variantuose tik po rudeninio arimo lapkri\u010dio prad\u017eioje, kai suartas sluoksnis prisipild\u0117 daugiau vandens nei kiti variantai. Tai gal\u0117jo nutikti d\u0117l po arimo susiformavusio pl\u016bgo pad\u0173 sluoksnio.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Maistin\u0117s med\u017eiagos<\/strong><\/h2>\n\n\n\n<p>Tr\u0119\u0161imo fonas visiems variantams buvo vienodas. S\u0117jant buvo panaudota mineralin\u0117 tr\u0105\u0161a MAP 12-52 \u2013 N 4,8 kg\/ha ir P 9,15 kg\/ha. Gegu\u017e\u0117s 16 d. vir\u0161utiniam tr\u0119\u0161imui buvo panaudotas kalio chloridas \u2013 K 32,37 kg\/ha. Maistin\u0117s med\u017eiagos taip pat buvo papildytos i\u0161 prie\u0161s\u0117lio augal\u0173 ir \u017eirni\u0173, tod\u0117l nuo rugpj\u016b\u010dio iki spalio pabaigos maistini\u0173 med\u017eiag\u0173 kiekis padid\u0117jo (2 pav.). Ta\u010diau lapkrit\u012f maistini\u0173 med\u017eiag\u0173 lygis suma\u017e\u0117jo d\u0117l i\u0161plovimo. Maistin\u0117s med\u017eiagos, kurios atsirado po \u017eirni\u0173 subrendimo, d\u0117l i\u0161plovimo buvo prarastos.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"617\" height=\"413\" src=\"https:\/\/paul-tech.com\/wp-content\/uploads\/2025\/04\/image-2.png\" alt=\"\" class=\"wp-image-2959\" srcset=\"https:\/\/paul-tech.com\/wp-content\/uploads\/2025\/04\/image-2.png 617w, https:\/\/paul-tech.com\/wp-content\/uploads\/2025\/04\/image-2-300x201.png 300w\" sizes=\"auto, (max-width: 617px) 100vw, 617px\" \/><figcaption class=\"wp-element-caption\"><em>2 pav. Vidutin\u0117s maistin\u0117s med\u017eiagos dviejuose sluoksniuose (8 ir 20 cm), \u017eirniai 2024.<\/em><\/figcaption><\/figure>\n\n\n\n<p>Gegu\u017e\u0117s antroje pus\u0117je ir bir\u017eelio pirmoje pus\u0117je daugiausia maistini\u0173 med\u017eiag\u0173 buvo tiesiogin\u0117s s\u0117jos variante, nes buvo auk\u0161tesnis dirvo\u017eemio dr\u0117gm\u0117s lygis. Bendrai, daugiausia maistini\u0173 med\u017eiag\u0173 buvo arimo variante. Viena vertus, liepos vandens tr\u016bkumo laikotarpis trukd\u0117 \u012fsisavinti maistines med\u017eiagas, kita vertus, aeruotame arto dirvo\u017eemyje biologiniai procesai vyko spar\u010diau vasaros antroje pus\u0117je ir ruden\u012f. Tod\u0117l \u012f dirv\u0105 buvo i\u0161skirta daugiau nitratinio azoto nei taikant kitus \u017eem\u0117s dirbimo b\u016bdus. Be to, vir\u0161utinis prie\u0161s\u0117lio augal\u0173 sluoksnis buvo \u012fterptas \u012f dirv\u0105 pavasar\u012f ariant. Po rudeninio arimo lapkri\u010dio prad\u017eioje maistin\u0117s med\u017eiagos i\u0161 suarto sluoksnio buvo greitai i\u0161plautos lietaus.<\/p>\n\n\n\n<p>Ma\u017eiausias maistini\u0173 med\u017eiag\u0173 kiekis buvo minimalaus \u017eem\u0117s dirbimo variante. Ta\u010diau iki lapkri\u010dio pabaigos i\u0161 \u010dia buvo i\u0161plauta ma\u017eiau maistini\u0173 med\u017eiag\u0173 nei i\u0161 kit\u0173 variant\u0173.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Dirvo\u017eemio temperat\u016bra<\/strong><\/h2>\n\n\n\n<p>Pavasar\u012f temperat\u016bra grei\u010diausiai did\u0117jo ariamoje dirvoje(3 pav.). Dirvo\u017eemio temperat\u016bros ten taip pat buvo auk\u0161tesn\u0117s iki tol, kol augmenija u\u017edeng\u0117 dirvos pavir\u0161i\u0173. Ariama dirva buvo labiausiai paveikta kar\u0161\u010dio bangos gegu\u017e\u0117s pabaigoje ir bir\u017eelio prad\u017eioje. \u017demiausia dirvo\u017eemio temperat\u016bra<br>pavasar\u012f buvo tiesiogin\u0117s s\u0117jos atveju. Tiesiogin\u0117je s\u0117joje dviej\u0173 sluoksni\u0173 vidutin\u0117 paros temperat\u016bra kar\u0161\u010diausiomis dienomis buvo iki 3 laipsni\u0173 \u017eemesn\u0117 nei arimo, tod\u0117l dirvo\u017eemio \u0161ilumos streso rizika buvo \u017eymiai ma\u017eesn\u0117. Minimalus dirbimas buvo tarp \u0161i\u0173 variant\u0173. Kai augmenija u\u017edeng\u0117 dirvos pavir\u0161i\u0173, dirvo\u017eemio temperat\u016bra suvienod\u0117jo. Rudeniop ry\u0161ki\u0173 skirtum\u0173 nebeliko.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"617\" height=\"413\" src=\"https:\/\/paul-tech.com\/wp-content\/uploads\/2025\/04\/image-3.png\" alt=\"\" class=\"wp-image-2963\" srcset=\"https:\/\/paul-tech.com\/wp-content\/uploads\/2025\/04\/image-3.png 617w, https:\/\/paul-tech.com\/wp-content\/uploads\/2025\/04\/image-3-300x201.png 300w\" sizes=\"auto, (max-width: 617px) 100vw, 617px\" \/><figcaption class=\"wp-element-caption\"><em>3 pav. Vidutin\u0117 dirvo\u017eemio temperat\u016bra dviejuose sluoksniuose (8 ir 20 cm), \u017eirniai 2024.<\/em><\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Santrauka<\/strong><\/h2>\n\n\n\n<p>Vandens sulaikymo geba buvo ma\u017eiausia arimo, o did\u017eiausia \u2013 tiesiogin\u0117s s\u0117jos variante. Arimo atveju dien\u0173, kuriomis buvo matomas vandens tr\u016bkumas dirvoje, buvo \u017eymiai daugiau, nei minimalaus \u017eem\u0117s dirbimo ar tiesiogin\u0117s s\u0117jos atvejais.<\/p>\n\n\n\n<p>Krituli\u0173 laikotarpiais biologiniai procesai spar\u010diai vyko artoje dirvoje ir \u012f dirv\u0105 buvo i\u0161plauta daugiau azoto nei kituose variantuose. Daug azoto, kuris atsirado po \u017eirni\u0173 subrendimo, v\u0117lyv\u0105 ruden\u012f buvo i\u0161plautas.<br>Ariama dirva grei\u010diausiai su\u0161ilo pavasar\u012f, bet buvo labiausiai pa\u017eeid\u017eiama \u0161ilumos streso. Tiesiogin\u0117s s\u0117jos atveju dirva buvo geriausiai apsaugota nuo kaitros, bet pavasar\u012f \u012f\u0161ilo l\u0117\u010diausiai. Dirvos temperat\u016bros ma\u017einimas taikant tiesiogin\u0119 s\u0117j\u0105 padeda gerinti \u0161akn\u0173 augim\u0105 ir vandens bei maistini\u0173 med\u017eiag\u0173 \u012fsisavinim\u0105 kar\u0161tuoju laikotarpiu.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Paul-Tech dirvo\u017eemio stotys steb\u0117jo skirting\u0173 \u017eem\u0117s dirbimo b\u016bd\u0173 poveik\u012f augal\u0173 augimo aplinkai bandomajame lauke, kur\u012f organizavo eAgronom. 2024 m. pas\u0117li\u0173&#8230;<\/p>\n","protected":false},"author":3,"featured_media":2864,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[25],"tags":[],"class_list":["post-3013","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized-lt"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Skirting\u0173 \u017eem\u0117s dirbimo technologij\u0173 poveikis augal\u0173 augimo s\u0105lygoms - 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