Persistent for agriculture weed species in Czestochowa Upland
1996
Wnuk, Z. (Wyzsza Szkola Pedagogiczna, Rzeszow (Poland). Zaklad Turystyki i Ochrony Przyrody)
The fields are infested by 282 weed species but only 34 of them have a coverage degree of over 500 and V constancy class. The list of 34 weeds with this criterion is presented. Particularly impeding for agriculture are: Agropyron repens, Apera spica-venti, Chenopodium album, Echinochloa crus-galli, Galinsoga parviflora, Galium aparine, Polygonum aviculare, Rumex acetosella, Sinapis arvensis, Stellaria media, Tripleurospermum inodorum
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