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

There are stated methodic peculiarities of investigations in experiments with oil flax. There are presented observations and accounts in the field experiments with oil flax by the following indicators: plant structure, growth, and development; phenology and biometrics; the visual diagnostic of mineral nutrition of oil flax; 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).