Author H. Pondel
ORIGINAL PAPER
Organic farming in the opinion of the farmers from Wielkopolska
Journal of Research and Applications in Agricultural Engineering 2006;51(2):139-143
ORIGINAL PAPER
Evolution trends in organic food production in Poland
Journal of Research and Applications in Agricultural Engineering 2016;61(4):132-135
ORIGINAL PAPER
Proecological activity of farmers from Wielkopolska
Journal of Research and Applications in Agricultural Engineering 2007;52(4):27-31
ORIGINAL PAPER
Organic farming in the opinion of conventional farming producers
Journal of Research and Applications in Agricultural Engineering 2009;54(4):50-54