Prime Archives in Agricultural Research: Volume 2 Examination of the Usage of a New Beak-Abrasive Material in Different Laying Hen Genotypes (Preliminary Results)Download Examination-of-the-Usage-of-a-New-Beak-Abrasive-Material-in-Different-Laying-Hen-Genotypes-Preliminary-Results Share: Newer Post Histotopographic Features of CD38-Positive Mast Cells Older Post Multi-Stakeholder Platform in Water Resources Management: A Critical Analysis of Stakeholders’ Participation for Sustainable Water Resources