by Perlova, T.G, Shvetsova-Shilovskaia, K.D, Golovkin, G.V
Published in Khim Sel'sk Khoz (1976)

by Roslavtseva, S.A, Gunar, M.I, Ivanova, G.B, Shvetsova-Shilovskaia, K.D
Published in Khim Sel'sk Khoz (1976)

by Roslavtseva, S.A, Shvetsova-Shilovskaia, K.D, Ivanova, G.B, Gunar, M.I
Published in Khim Sel'sk Khoz (1975)

by Mel'nikov, N.N, Voronkova, V.V, Vorontsova, N.A, Gunar, M.I, Supin, G.S, Morozova, T.N, Shcherbatykh, IU.I, Shvetsova-Shilovskaia, K.D
Published in Khim Sel'sk Khoz (1975)