Preliminary data from newly excavated archaeological site no. 8 in Kraków-Górka Narodowa (southern Poland) show that two main phases of Early Neolithic occupation can be distinguished based on pottery finds, one associated with the Malice culture and other Pleszów- Modlnica group Lengyel culture. These are presented along lithic materials discussed context results archaeobotanical analysis. Cha...

Extracting allelochemicals from rice (Oryza sativa) straw and use for weed management is more sustainable than burning reduces herbicide dependence. Water soluble compounds were extracted shoots roots of OM 5930, generating both a crystallized by-product liquid extract. Crystallized product was applied to soil with pre-germinated barnyardgrass (Echinochloa crus-galli L. Beauv), red sprangletop ...

BACKGROUND Arbuscular mycorrhizal fungi (AMF) are known for their beneficial effects on plants. However, there is increasing evidence that some ruderal plants, including several agricultural weeds, respond negatively to AMF colonization. Here, we investigated the effect of AMF on the growth of individual weed species and on weed-crop interactions. METHODOLOGY/PRINCIPAL FINDINGS First, under c...