https://aseestant.ceon.rs/index.php/actaherb/issue/feed
Acta herbologica
2025-01-02T15:02:43+01:00
Sava Vrbničanin
sava@agrif.bg.ac.rs
SCIndeks Assistant
<p>Acta herbologica je naučni časopis koji objavljuje radove iz svih relevantnih oblasti nauke o korovima: biologija, invazivnost, diverzitet i kartiranje korovske flore i vegetacije; ekologija i populaciona varijabilnost korova; rezistentnost i otpornost korova na herbicide; interakcija usev-korov, pragovi štetnosti i kritično vreme suzbijanja korova; integralno suzbijanje korova proaktivnim (preventivnim) i reaktivnim (agrotehničkim, fizičkim, biološkim i henijskim) merama na poljoprivrednim i nepoljoprivrednim površinama; tehnologija i kvalitet primene herbicida; regulatori rasta biljaka; mogućnost upotrebe korova u korisne svrhe, kao i druga aktuelna pitanja iz ove naučne oblasti.</p>
https://aseestant.ceon.rs/index.php/actaherb/article/view/51194
Stellaria media (L.) Vill. (common chickweed) - strong or weak competitor in the autumn and early-spring sown crops?
2025-01-02T15:02:41+01:00
Zvonko Pacanoski
zvonko_lav@yahoo.com
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font-size:11.0pt; font-family:"Calibri","sans-serif"; mso-ascii-font-family:Calibri; mso-ascii-theme-font:minor-latin; mso-fareast-font-family:"Times New Roman"; mso-fareast-theme-font:minor-fareast; mso-hansi-font-family:Calibri; mso-hansi-theme-font:minor-latin; mso-bidi-font-family:"Times New Roman"; mso-bidi-theme-font:minor-bidi;} </style> <![endif]--></p> <p class="MsoNoSpacing" style="text-align: justify; text-indent: 36.0pt;"><span lang="MK" style="font-size: 12.0pt; font-family: 'Times New Roman','serif';">Because of its ability to produce large numbers of seeds under cool temperatures, </span><em style="mso-bidi-font-style: normal;"><span style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-ansi-language: EN-US;">S.</span></em><span style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-ansi-language: EN-US;"> <em style="mso-bidi-font-style: normal;">media</em></span><span lang="MK" style="font-size: 12.0pt; font-family: 'Times New Roman','serif';"> rapidly colonizes any cool, moist area before winter or spring crops can become competitive. It is most commonly a weed in </span><span style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-ansi-language: EN-US;">many</span><span lang="MK" style="font-size: 12.0pt; font-family: 'Times New Roman','serif';"> crops in temperate and subarctic climates, where it is often one of the first weeds to appear in spring</span><span style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-ansi-language: EN-US;">. <em style="mso-bidi-font-style: normal;">S.</em> <em style="mso-bidi-font-style: normal;">media</em></span><span lang="MK" style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-bidi-font-weight: bold;"> is one of the most common weeds in spring and winter cereal stands</span><span style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-ansi-language: EN-US; mso-bidi-font-weight: bold;">, </span><span style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-ansi-language: EN-US;">the most frequent weed in winter oilseed and peas, </span><span lang="MK" style="font-size: 12.0pt; font-family: 'Times New Roman','serif';">highly competitive </span><span style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-ansi-language: EN-US;">weed</span><span lang="MK" style="font-size: 12.0pt; font-family: 'Times New Roman','serif';"> in </span><span style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-ansi-language: EN-US;">seedling </span><span lang="MK" style="font-size: 12.0pt; font-family: 'Times New Roman','serif';">alfalfa</span><span style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-ansi-language: EN-US;">,</span><span lang="MK" style="font-size: 12.0pt; font-family: 'Times New Roman','serif';"> serious weed in citrus, </span><span style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-ansi-language: EN-US;">one of the </span><span lang="MK" style="font-size: 12.0pt; font-family: 'Times New Roman','serif';">prevailing weeds in strawberry</span><span style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-ansi-language: EN-US;">, </span><span lang="MK" style="font-size: 12.0pt; font-family: 'Times New Roman','serif';">and </span><span lang="MK" style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-fareast-language: MK;">one of the most frequent weed species present in</span> <span lang="MK" style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-fareast-language: MK;">conventional sugar beet</span><span style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-ansi-language: EN-US; mso-fareast-language: MK;">.</span> <span lang="MK" style="font-size: 12.0pt; font-family: 'Times New Roman','serif';">It is a principal weed problem in vegetable production and in gardens </span><span style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-ansi-language: EN-US;">and</span><span lang="MK" style="font-size: 12.0pt; font-family: 'Times New Roman','serif';"> turf in almost every country in temperate </span><span style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-ansi-language: EN-US;">part of </span><span lang="MK" style="font-size: 12.0pt; font-family: 'Times New Roman','serif';">the world</span><span style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-ansi-language: EN-US;">.</span></p> <p class="MsoNoSpacing" style="text-align: justify; text-indent: 36.0pt;"><span style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-fareast-font-family: 'Times New Roman'; mso-ansi-language: EN-US;">From the other side, i</span><span lang="MK" style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-fareast-font-family: 'Times New Roman';">n comparative trials of weed competition and yield suppression in </span><span style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-fareast-font-family: 'Times New Roman'; mso-ansi-language: EN-US;">many crops,</span><span style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-fareast-font-family: 'Times New Roman';"> <em style="mso-bidi-font-style: normal;"><span lang="MK">S.</span></em><span lang="MK"> <em style="mso-bidi-font-style: normal;">media</em> was found to be less competitive than </span></span><em style="mso-bidi-font-style: normal;"><span lang="MK" style="font-size: 12.0pt; font-family: 'Times New Roman','serif';">Avena fatua</span></em><em style="mso-bidi-font-style: normal;"><span style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-ansi-language: EN-US;">,</span></em><span style="font-size: 12.0pt; font-family: 'Times New Roman','serif';"> <em style="mso-bidi-font-style: normal;"><span lang="MK">Alopecurus myosuroides</span></em></span><em style="mso-bidi-font-style: normal;"><span style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-ansi-language: EN-US;">, Raphanus raphanistrum, </span></em><em style="mso-bidi-font-style: normal;"><span lang="MK" style="font-size: 12.0pt; font-family: 'Times New Roman','serif';">P</span></em><em style="mso-bidi-font-style: normal;"><span style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-ansi-language: EN-US;">olygonum</span></em><em style="mso-bidi-font-style: normal;"><span lang="MK" style="font-size: 12.0pt; font-family: 'Times New Roman','serif';"> persicaria</span></em><span style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-ansi-language: EN-US;">,</span><em><span lang="MK" style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-fareast-language: MK;"> Chenopodium</span></em> <em><span lang="MK" style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-fareast-language: MK;">album</span></em><span lang="MK" style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-fareast-font-family: 'Times New Roman';">,</span><em><span lang="MK" style="font-size: 12.0pt; font-family: 'Times New Roman','serif';"> Galium aparine</span></em> <span style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-ansi-language: EN-US; mso-bidi-font-style: italic;">and </span><span style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-fareast-font-family: 'Times New Roman'; mso-ansi-language: EN-US;">many others </span><span lang="MK" style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-fareast-font-family: 'Times New Roman';">weeds</span><span style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-fareast-font-family: 'Times New Roman'; mso-ansi-language: EN-US;">.</span><span lang="MK" style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-fareast-font-family: 'Times New Roman';"> In trials in </span><span lang="MK" style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-fareast-language: MK;">autumn</span><span style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-ansi-language: EN-US; mso-fareast-language: MK;"> and early-spring </span><span lang="MK" style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-fareast-language: MK;">sown crops</span><span style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-ansi-language: EN-US; mso-fareast-language: MK;"> and</span> <span lang="MK" style="font-size: 12.0pt; font-family: 'Times New Roman','serif';">established crop plants</span><span style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-ansi-language: EN-US;">, such as established alfalfa, </span><em style="mso-bidi-font-style: normal;"><span lang="MK" style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-fareast-font-family: 'Times New Roman';">S.</span></em><span lang="MK" style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-fareast-font-family: 'Times New Roman';"> <em style="mso-bidi-font-style: normal;">media</em> w</span><span style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-fareast-font-family: 'Times New Roman'; mso-ansi-language: EN-US;">as</span><span lang="MK" style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-fareast-font-family: 'Times New Roman';"> found to be minor competitors</span><span style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-fareast-font-family: 'Times New Roman'; mso-ansi-language: EN-US;">,</span><span lang="MK" style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-fareast-font-family: 'Times New Roman';"> unless present at high densities. </span><span lang="MK" style="font-size: 12.0pt; font-family: 'Times New Roman','serif';">The actual competitive effect and associated yield reduction caused by <em style="mso-bidi-font-style: normal;">S.</em> <em style="mso-bidi-font-style: normal;">media</em> will depend on a number of factors</span><span style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-ansi-language: EN-US;">, including t</span><span lang="MK" style="font-size: 12.0pt; font-family: 'Times New Roman','serif';">ime of emergence in relation to the crop.</span><span lang="MK" style="font-size: 12.0pt; font-family: 'Times New Roman','serif'; mso-fareast-font-family: 'Times New Roman';"> <em style="mso-bidi-font-style: normal;">S.</em> <em style="mso-bidi-font-style: normal;">media</em> displays vigorous early growth and will cause the greatest yield losses when it emerges at the same time or before the crop. It is also a highly plastic species, meaning that early establishment and resource capture will result in larger more competitive individuals.</span></p>
2024-12-28T15:23:26+01:00
Sva prava zadržana (c) 2024 Acta herbologica
https://aseestant.ceon.rs/index.php/actaherb/article/view/53765
Prilog radprostranjenju pojedinih invazivnih biljnih vrsta u Kantonu Sarajevo
2025-01-02T15:02:42+01:00
Anis Hasanbegovic
anishasanbegovic@yahoo.com
Senad Murtic
s.murtic@ppf.unsa.ba
Dario Pintaric
dariopintaric@yahoo.com
<p class="MsoNormal"><span lang="HR">Tokom tri godine terenskih istraživanja na području Kantona Sarajevo (od 2019 do 2022), konstatovani su novi lokalitete za mnoge invazivne vrste.<span style="mso-spacerun: yes;"> </span>U radu smo obradili slijedeće vrste: <em style="mso-bidi-font-style: normal;">Aillanthus altissima </em>(Mill.) Swingle<em style="mso-bidi-font-style: normal;">, Ambrosia artemisiifolia </em>L.<em style="mso-bidi-font-style: normal;">, Armoracia rusticiana </em>Gaertn., Mey et Scherb. i<em style="mso-bidi-font-style: normal;"> Reynoutria japonica </em>Houtt. Za svaku vrstu su dati slijedeći<span style="mso-spacerun: yes;"> </span>parametri: nadmorska visina, koordinate, tip zemljišta i fitocenološki red. Cilj istraživanja je pružiti nove podatke o rasprostranjenosti ovih vrsta, kako bi se spriječilo njihovo daljnje širenje i smanjio njihov negativan uticaj na području Kantona Sarajevo. Ukupno je zabilježeno 42 nova lokaliteta za <em style="mso-bidi-font-style: normal;">Aillanthus altissima</em>,<span style="mso-spacerun: yes;"> </span><em style="mso-bidi-font-style: normal;">Ambrosia artemisiifolia</em> 10, <em style="mso-bidi-font-style: normal;">Armoracia rusticiana </em>5 i <em style="mso-bidi-font-style: normal;">Reynoutria japonica </em>15. Novi nalazi u okviru ovog istraživanja ukazuju na dalje osvajanje novog prostora od strane analiziranih vrsta. Pajasen i japanski dvornik postaju hortikulturni problem grada a ambrozija i zdravstveni te je neophodno preventivno djelovanje u vidu<span style="mso-spacerun: yes;"> </span>uništavanja istih.</span></p> <p class="MsoNormal"><span lang="HR"> </span></p>
2024-12-28T14:57:13+01:00
Sva prava zadržana (c) 2024 Acta herbologica
https://aseestant.ceon.rs/index.php/actaherb/article/view/54354
In vitro procena antifungalne aktivnosti etarskih ulja vrsta roda Artemisia (A. absinthium, A. dracunculus i A. vulgaris)
2025-01-02T15:02:42+01:00
Nađa Milutinović
nadjaamilutinovic10@gmail.com
<p class="MsoNormal" style="margin-bottom: .0001pt; text-align: justify; text-indent: 36.0pt;"><span lang="EN-GB" style="font-size: 12.0pt; line-height: 107%; font-family: 'Times New Roman','serif'; mso-bidi-font-family: 'Times New Roman'; mso-bidi-theme-font: minor-bidi;">Zbog trenda smanjenja upotrebe sintetičkih pesticida i sve veće pažnje usmerene ka zaštiti životne sredine, poslednjih decenija intenzivirana su istraživanja u oblasti alelopatije, posebno alelohemikalija koje se mogu koristiti za sintezu biopesticida. Rod <em style="mso-bidi-font-style: normal;">Artemisia</em> pripada familiji Asteraceae i obuhvata veliki broj aromatičnih i korovskih vrsta (oko 500), koje su prepoznate kao značajan izvor biološki aktivnih jedinjenja koja se odlikuju alelopatskim dejstvom. Stoga, cilj istraživanja ovog rada je bio da se ispita uticaj etarskih ulja tri vrste roda <em style="mso-bidi-font-style: normal;">Artemisia</em> (<em style="mso-bidi-font-style: normal;">A. absinthium</em>, <em style="mso-bidi-font-style: normal;">A. dracunculus</em> i <em style="mso-bidi-font-style: normal;">A. vulgaris</em>) na porast micelije izolata fitopatogene gljive <em style="mso-bidi-font-style: normal;">Colletotrichum orbiculare, </em>prouzrokovača antraknoze biljaka iz familije Cucurbitacea, u laboratorijskim uslovima.</span></p> <p class="MsoNormal" style="margin-bottom: .0001pt; text-align: justify; text-indent: 36.0pt;"><span lang="EN-GB" style="font-size: 12.0pt; line-height: 107%; font-family: 'Times New Roman','serif'; mso-bidi-font-family: 'Times New Roman'; mso-bidi-theme-font: minor-bidi;">Antifungalna aktivnost etarskih ulja u <em style="mso-bidi-font-style: normal;">in vitro</em> testovima određena je primenom makrodilucione fumigantne metode sa isečkom micelije. Etarska ulja dodavana su direktno u količinama od: 1, 5, 10, 15 i 20 µl za <em style="mso-bidi-font-style: normal;">A. dracunculus</em> i <em style="mso-bidi-font-style: normal;">A. vulgaris</em>, odnosno 10, 15, 20, 25, 30 µl za <em style="mso-bidi-font-style: normal;">A. absinthium</em>. Prosečne IC<sub>50</sub> vrednosti iznosile su 4,36; 7,12 i 17,63 </span><span lang="EN-GB" style="font-size: 12.0pt; mso-bidi-font-size: 11.0pt; line-height: 107%; font-family: 'Times New Roman','serif'; mso-bidi-font-family: 'Times New Roman'; mso-bidi-theme-font: minor-bidi;">µl ml<sup>-1 </sup>vazdušne faze </span><span lang="EN-GB" style="font-size: 12.0pt; line-height: 107%; font-family: 'Times New Roman','serif'; mso-bidi-font-family: 'Times New Roman'; mso-bidi-theme-font: minor-bidi;">za <em style="mso-bidi-font-style: normal;">A. vulgaris</em>, <em style="mso-bidi-font-style: normal;">A. dracunculus</em> i <em style="mso-bidi-font-style: normal;">A. absinthium</em>, redom. Prema dobijenim IC<sub>50</sub> vrednostima, etarsko ulje <em style="mso-bidi-font-style: normal;">A. vulgaris</em> je pokazalo najjači antifungalni potencijal, dok je najslabije inhibitorno delovanje utvrđeno kod etarskog ulja <em style="mso-bidi-font-style: normal;">A. absinthium</em>.</span></p> <p class="MsoNormal" style="margin-bottom: .0001pt; text-align: justify;"><span lang="EN-GB" style="font-size: 12.0pt; mso-bidi-font-size: 11.0pt; line-height: 107%; font-family: 'Times New Roman','serif'; mso-bidi-font-family: 'Times New Roman'; mso-bidi-theme-font: minor-bidi;"> </span></p>
2024-12-28T15:01:03+01:00
Sva prava zadržana (c) 2024 Acta herbologica
https://aseestant.ceon.rs/index.php/actaherb/article/view/54443
Ramanova spektroskopija kao odgovarajuća metoda za hemijsku diskriminaciju uzoraka semena ulja divlje konoplje
2025-01-02T15:02:42+01:00
Ilinka Pećinar
aristeasm@gmail.com
Dragana Rančić
rancicd@agrif.bg.ac.rs
Bojana Špirović Trifunović
spirovic@agrif.bg.ac.rs
Dragana Božić
dbozic@agrif.bg.ac.rs
<p class="MsoNormal" style="text-align: justify;"><span style="font-size: 12.0pt; mso-bidi-font-size: 11.0pt; line-height: 115%; font-family: 'Times New Roman','serif';">Divlja konoplja (<em>Cannabis sativa</em> L. ssp. <em>sativa</em> var. <em>spontanea</em> Vavilov) je cenjena biljna vrsta, koristi se u proizvodnji boja na bazi ulja, kao hidratantno sredstvo u kremama, za kuvanje, ishranu životinja i ptica. Cilj ovog rada je bio procena fitohemijskog sastava divlje konoplje uzgajane na dve različite lokacije u Srbiji, primenom Ramanove mikrospektroskopije u kombinaciji sa multivarijantnom analizom podataka. Između analiziranih uzoraka ustanovljena je značajna razlika u pogledu hemijskog profila. Pikovi visokog intenziteta u Ramanovim spektrima uzoraka semena divlje konoplje ukazuju na dominantnost nezasićenih (pikovi na pozicijama 1657 i 1268 cm<sup>-1</sup>), zatim zasićenih masnih kiselina (1443, 1306 i 1084 cm<sup>-1</sup>) i estara masnih kiselina (1745 cm<sup>-1</sup>). Relativni intenziteti ovih traka i rezultati analize glavnih komponenata (PCA) ukazuju na to da se ulje iz semena divlje konoplje prikupljeno sa različitih lokaliteta razlikuje u sadržaju nezasićenih i zasićenih masnih kiselina što se uočava na osnovu razlika u relativnim intenzitetima traka na pozicijama 1657 i 1268 cm<sup>−1</sup> .</span></p>
2024-12-28T15:03:25+01:00
Sva prava zadržana (c) 2024 Acta herbologica
https://aseestant.ceon.rs/index.php/actaherb/article/view/54544
Uticaj tipa rasprskivača i ađuvanta na efikasnost nikosulfurona u suzbijanju pojedinih korova u usevu kukuruza (Zea mays L.)
2025-01-02T15:02:43+01:00
Darko Jovanović
darkocovdinac@gmail.com
<p style="text-align: justify;"><span lang="SR-LATN-RS" style="font-size: 12.0pt; line-height: 107%; font-family: 'Times New Roman',serif; mso-fareast-font-family: Calibri; mso-fareast-theme-font: minor-latin; mso-font-kerning: 0pt; mso-ligatures: none; mso-ansi-language: SR-LATN-RS; mso-fareast-language: EN-US; mso-bidi-language: AR-SA;">Poljski ogled je sproveden tokom 2021. i 2022. godine u Institutu za kukuruz Zemun Polje u Srbiji. Cilj ovog istraživanja bio je da se ispita uticaj različitih ađuvanata i tipova rasprskivača na efikasnost dva herbicida na bazi iste aktivne supstance – nikosulfurona. Ogled je postavljen kao split-blok dizajn u četiri ponavljanja sa 12 tretmana plus tretmani bez korova, kao i zakorovljene parcele. 21 dan nakon tretmana (DNT) uzorkovani su korovi i izmerene su sveža i suva masa korova. Vizuelna efikasnost je procenjena 7, 14 i 21 DNT. Nije uočena razlika u redukciji suve mase između herbicida. Pored toga, tretmani sa AMS su izazvali brzo smanjenje efikasnosti u poređenju sa tretmanima sa nejonskim surfaktantom (NIS), gde je efikasnost povećana i gde je dovelo do bržeg propadanja korova. Na redukciju suve mase, svi ispitivani faktori kao i njihova interakcija su imali statistički veoma značajan uticaj kod svih vrsta izuzev kod vrste <em>Bilderdykia convolvulus</em> gde uticaj rasprskivača nije bio statistički značajan.</span></p>
2024-12-28T15:21:58+01:00
Sva prava zadržana (c) 2024 Acta herbologica
https://aseestant.ceon.rs/index.php/actaherb/article/view/54792
Rezerve semena korovskih biljaka u zemljištu u funkciji biodiverziteta
2025-01-02T15:02:43+01:00
Markola M Saulić
markolasaulic@gmail.com
<p class="MsoNormal" style="margin: 0cm 0cm 8pt; line-height: 15.6933px; font-size: 11pt; font-family: Calibri, sans-serif; text-align: justify;"><span lang="EN-GB" style="font-size: 12pt; line-height: 17.12px; font-family: 'Times New Roman', serif;">Efekti intenziviranja savremene poljoprivredne prakse su do sada dobro opisani na nadzemni sastav korova, ali je vrlo malo istražen uticaj na rezerve semena korovskih biljaka u zemljištu. Iz tog razloga, </span><span lang="EN-GB" style="font-size: 12pt; line-height: 17.12px; font-family: 'Times New Roman', serif;">tokom tokom tri godine (2014-2017) uzorkovano je zemljište i procenjena brojnost semena korova u zemljištu osam različitih sistemima biljne proizvodnje: (i) monokultura kukuruza, ozime pšenice i soje, (ii) dvopoljni plodored (kukuruz - ozima pšenica) sa i bez primene mineralnog đubriva, (iii) tropoljni plodored (kukuruz - ozima pšenica - soja) sa primenom mineralnog đubriva, sa primenom stajnjaka i bez primene đubriva. Procenjena rezerva semena u zemljištu poslužila je za izračunavanje <em>α</em> i <em>β </em>indeksa diverziteta i utvrđivanje raznovrsnosti, bogatstva i ujednačenosti korovske zajednice. Indeksi diverziteta </span><span lang="EN-GB" style="font-size: 12pt; line-height: 17.12px; font-family: 'Times New Roman', serif;">potvrdili su da na diverzitet korovske zajednice utiče strategija rotacije useva kao i izbor đubrenja, da je u monokulturi ozime pšenice najmanja raznovrsnost korovske zajednice, najveći broj dominantnih korovskih vrsta i najmanja uniformnost korovske populacije, dok je u klasičnom tropoljnom plodoredu sa mineralnim đubrenjem najbogatiji biodiverzitet i ujednačenost korovske zajednice.</span></p>
2024-12-28T15:25:37+01:00
Sva prava zadržana (c) 2024 Acta herbologica