Chirvinskii, Nikolai Petrovich
Born Apr. 28 (May 10), 1848, in Chernigov; died Jan. 5, 1920. Russian specialist in animal husbandry.
Chirvinskii graduated from the St. Petersburg Agricultural Institute in 1872. From 1879 to 1894 he worked at the Petrovskoe Farming and Forestry Academy (now the K. A. Timiriazev Moscow Agricultural Academy); he was made a professor in the academy’s department of animal husbandry in 1891. From 1898 to 1919, Chirvinskii was a professor in the agricultural department of the Kiev Polytechnic Institute.
Chirvinskii primarily studied livestock feeding, in particular, the utilization of feeds by animals of various ages and the effects of mineral supplements, especially on the formation of body fat. His work in sheep breeding included classification of domestic coarse-wooled breeds and analysis of conditions leading to the formation of karakul fur. Chirvinskii also studied the growth and development of sheep and swine under various management and feeding conditions.
WORKSOb obrazovanii zhira v zhivotnom organizme. Moscow, 1883.
Razvitie kostiaka u ovets pri normal’nykh usloviiakh, pri nedostatochnom pitanii i posle kastratsii samtsov v rannem vozraste. Kiev, 1909.
Izbr. soch., vols. 1–2. Moscow, 1949–51.