Agriculture 1989 № 3
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Annotation1. "Feeling of a measure" On the danger to human health is the excessive introduction of large amounts of nitrogen fertilizers into the soil for cultivation "Place under the sun" About new sunflower varieties in the Krasnoyarsk Research Institute of Agriculture. 4. "Peasant Academy" On the outstanding Estonian democrat-democrat of the XIX century K.R. Jakobson, who made a significant contribution to the development of agricultural science and technology.