Methodology of agricultural and technical investigations in experiments with corn

There are stated methodic peculiarities of observations in field experiments with corn. There are presented observations and accounts in field experiments with corn by following indicators: plant structure, growth, and development; phenology and biometrics; diagnostics of mineral nutrition of corn; elements of yield structure; analytic observations in laboratory; yield account and the calculation of the nutrients consumption, protein yield. The article is based on a published book “Methodology of agricultural and technical investigations in experiments with main field crops” by Lukomets V.M., Tishkov N.M., and Semerenko S.A. (Krasnodar, 2022).