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	<title>Pungulita &#8211; Magazin Agro &#8211; Insecticide, erbicide, fungicide online | petala</title>
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		<title>Informatii despre pungulita, scapa de buruienile dicotiledonate anuale/perene</title>
		<link>../../../informatii-despre-pungulita-scapa-de-buruienile-dicotiledonate-anualeperene/index.html</link>
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		<pubDate>Wed, 31 Aug 2016 14:14:07 +0000</pubDate>
		<dc:creator><![CDATA[admin]]></dc:creator>
				<category><![CDATA[Dicotiledonate]]></category>
		<category><![CDATA[Ghidul buruienilor]]></category>
		<category><![CDATA[Pungulita]]></category>

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		<description><![CDATA[Pungulita (Thlaspi arvense) &#160; Thlaspi arvense este o buruiana care face parte din familia Cruciferae. Este o planta anuala sau uneori anual hibernanta care raspandeste la frecare un miros de usturoi. Prefera solurile bogate in elemente nutritive, lutoase, cu reactie [&#8230;]]]></description>
				<content:encoded><![CDATA[<h3 style="text-align: center;"><em>Pungulita (Thlaspi arvense)</em></h3>
<p><a href="http://www.petala.ro/wp-content/uploads/2016/08/pungulita.jpg"><img class="alignleft wp-image-4105 size-medium" src="http://www.petala.ro/wp-content/uploads/2016/08/pungulita-300x225.jpg" alt="pungulita" width="300" height="225" srcset="../../../wp-content/uploads/2016/08/pungulita-300x225.jpg 300w, ../../../wp-content/uploads/2016/08/pungulita-416x312.jpg 416w, ../../../wp-content/uploads/2016/08/pungulita.jpg 640w" sizes="(max-width: 300px) 100vw, 300px" /></a></p>
<p>&nbsp;</p>
<p style="text-align: justify;">Thlaspi arvense este o buruiana care face parte din familia Cruciferae. Este o planta anuala sau uneori anual hibernanta care raspandeste la frecare un miros de usturoi. Prefera solurile bogate in elemente nutritive, lutoase, cu reactie usor acida.</p>
<p style="text-align: justify;"><strong>Epoca de germinare</strong> are loc primavara, cu germinatie superficiala. Semintele acestei specii pot germina la cateva zile de la scuturare, daca solul este reavan, afanat si bine luminat, dar si toamna tarziu sau primavara devreme. Pentru a germina in conditii optime semintele trebuie sa fie la suprafata solului sau la cel mult  1 cm adancime, iar temperatura trebuie sa fie cuprinsa intre 10 si 25ºC. Germinatia este epigee, iar cotiledoanele sunt eliptice si petiolate, oval-rotunde, cu margini intregi, intinse pe sol.</p>
<p style="text-align: justify;"><strong>Tulpina</strong> este verticala, muchiata, ramificata, de obicei cu inaltime de 10-30 cm. Cresterea tulpinilor este rapida, mai ales la plantele provenite din seminte germinate primavara (0.8-1 cm pe zi), care pot inflori la aproximativ o luna dupa rasarire. Plantele ce au trecut peste iarna  infloresc de la mijlocul lunii aprilie  si formeaza mai multe flori decat plantele aparute primavara.</p>
<p style="text-align: justify;"><strong>Frunzele</strong>: primele frunze sunt ovale late pana la alungite, cu margini intregi sau usor dentalate, petiolate, in rozete plate pe sol. Frunzele urmatoare sunt alungite, plat-curbate la baza, inconjurand tulpina cu urechiusele.</p>
<p style="text-align: justify;"><strong>Florile:</strong> plantele sunt albe si se grupeaza intr-o inflorescenta bogata. Aceasta poarta in varful sau flori, iar spre baza fructe si licule comprimate,ce cuprind mai multe seminte mici., brunii si cu striuri concentrice. O planta formeaza  1600-20000 de seminte. Ele isi pastreaza capacitatea de germinatie 6-7 ani.</p>
<p style="text-align: justify;">O cantitate mica de azot  in sol reduce numarul de frunze, dar grabeste infloritul. Temperatura ridicata are o influenta  diferita, in functie de perioada  cand se manifesta. Astfel, cresterea temperaturii de la 10ºC si 25ºC, in cazul unei generatii timpurii, reduce numarul de frunze , dar accelereaza inflorirea, in timp ce in cazul unei genearatii tarzii efectul este invers.  Pungulita  este planta-gazda pentru unele ciuperci patogene si daunatori, printre care Heterodera schachtii.</p>
<p style="text-align: justify;"><strong>Combaterea</strong> acestei buruieni se face cu erbicide: Adengo, Betanal Expert, Buctril Universal, Equip, Laudis,Merlin flexx, Sekator Progress, Sencor Liquid.</p>
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