Agafonova, L., J. Vigovskis, and A. Švarta. 2015. “Yields And Quality Of Peas Varieties In Latvian Agroclimatic Conditions For Organic Farming”. ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference 2 (August): 287-89. https://doi.org/10.17770/etr2011vol2.961.