Methodology of agricultural and technical investigations in experiments with oil crops (report III. Experiments with rapeseed)

There are stated methodic peculiarities of investigations in experiments with spring and winter rapeseed. There are presented observations and accounts in the field experiments with rapeseed by the following indicators: plant structure, growth, and development; phenology and biometrics; the visual diagnostic of mineral nutrition of rapeseed; methods of crops observation to detect diseases and pests; the determination of elements of yield structure; analytic observations in laboratory; yield account and the calculation of the consumption of nutrients, oil and protein yields, and seed yield. The article is based on a published book “Methodology of agricultural and chemical investigations in experiments with oil crops” by Lukomets V.M., Tishkov N.M., and Semerenko S.A. (Krasnodar, 2022).