Učinek plevelov na pridelek lucerne (Medicago sativa L.), vzorčna študija s Kosova

Enver SHERIFI, Naim BERISHA

Povzetek


Lucerna (Medicago sativa L.) predstavlja v kmetijstvu pomembno krmno metuljnico kot integralni del živinorejskih sistemov. Njena uporabnost je zelo široka, od paše, priprave sušene krme, silaže, kot zeleno gnojilo in pokrovna rastlina. Namen te raziskave je oceniti vpliv plevelov na količino in kakovost pridelka lucerne na treh različno starih posevkih. Vključena je lista plevelov, ki so se pojavljali na teh ploskvah v odvisnosti od časa košnje. Produkcija biomase je prikazana v odvisnosti od učinkov gnojenja z mineralimi gnojili, starosti posevka in pogostosti plevelov. Na osnovi rezultatov lahko zaključimo, da lahko uporaba mineralnih gnojil na primeren način znatno zmanjša količino plevelov in, da je potrebno posevek lucerne zamenjati po štirih letih, ker njegova donosnost potem obdobju znatno upade, poveča pa se zapleveljenost.

Ključne besede


lucerna; upravljanje plevelov; krmne rastline

Celotno besedilo:

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Literatura


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DOI: http://dx.doi.org/10.14720/aas.2019.113.1.04

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