MUTUALISM BETWEEN THE MIDGE CRICOTOPUS AND THE ALGA NOSTOC

[11] Filipjev I. N., 1941, MANUAL AGR HELMINTHO

[12] FORTI A, 1907, SYLLOGE ALGARUM, V5, P422

[13] Fritsch F.E, 1927, TREATISE BRIT FRESHW

[14] FRITSCH FE, 1945, STRUCTURE REPRODUCTI, V2, P768

[15] GEITLER L, 1932, AKADEMISCHE VERLAGSG, V14, P857

[16] Food of trout in Fish Lake, Utah [J]. ECOLOGY, 1927, 8 : 389 - 397

[17] HYMAN LH, 1951, INVERTEBRATA ANCANTH, V3, P262

[18] JOHANNSEN OA, 1937, MEMOIR CORNELL U AGR, V205, P1

[19] Kutzing F.T., 1843, PHYCOLOGIA GENERALIS

[20] Leathers A.L., 1922, B BUREAU FISHERIES, V38, P1

[11] Filipjev I. N., 1941, MANUAL AGR HELMINTHO

[12] FORTI A, 1907, SYLLOGE ALGARUM, V5, P422

[13] Fritsch F.E, 1927, TREATISE BRIT FRESHW

[14] FRITSCH FE, 1945, STRUCTURE REPRODUCTI, V2, P768

[15] GEITLER L, 1932, AKADEMISCHE VERLAGSG, V14, P857

[16] Food of trout in Fish Lake, Utah [J]. ECOLOGY, 1927, 8 : 389 - 397

[17] HYMAN LH, 1951, INVERTEBRATA ANCANTH, V3, P262

[18] JOHANNSEN OA, 1937, MEMOIR CORNELL U AGR, V205, P1

[19] Kutzing F.T., 1843, PHYCOLOGIA GENERALIS

[20] Leathers A.L., 1922, B BUREAU FISHERIES, V38, P1