*UBER DIE UNTERE KRITISCHE TAGESLANGE BEI DER KURZTAGSPFLANZE KALANCHOE BLOSSFELDIANA

[1] BUNNING E, 1944, BIOL ZBL, V64, P161

[2] HARDER R., 1943, Planta, V33, P469, DOI 10.1007/BF01916538

[3] HARDER R, 1945, NACHR AKAD WISS G MP, P49

[4] HARDER RICHARD, 1942, JAHRB WISS BOT, V90, P546

[5] Harder Richard, 1942, FLORA, V36, P85

[6] HARDER RICHARD, 1940, JAHRB WISS BOT, V89, P354

[7] HAUSCHILD, 1943, THESIS GOTTINGEN

[8] PARKER M. W., 1940, BOT GAZ, V102, P256, DOI 10.1086/334956

[9] 1944, JB WISS BOT, V91, P381

[1] BUNNING E, 1944, BIOL ZBL, V64, P161

[2] HARDER R., 1943, Planta, V33, P469, DOI 10.1007/BF01916538

[3] HARDER R, 1945, NACHR AKAD WISS G MP, P49

[4] HARDER RICHARD, 1942, JAHRB WISS BOT, V90, P546

[5] Harder Richard, 1942, FLORA, V36, P85

[6] HARDER RICHARD, 1940, JAHRB WISS BOT, V89, P354

[7] HAUSCHILD, 1943, THESIS GOTTINGEN

[8] PARKER M. W., 1940, BOT GAZ, V102, P256, DOI 10.1086/334956

[9] 1944, JB WISS BOT, V91, P381