AZOLLA - BIOLOGY AND AGRONOMIC SIGNIFICANCE

[81] VENKATARAMAN G. S., 1962, INDIAN JOUR AGRIC SCI, V32, P22

[82] VINCENT J. M., 1967, AUST J SCI, V29, P192

[83] VONROCHOW M, 1955, BER DEUT BOT GES, V65, P315

[84] VOUK V, 1931, ACTA BOT U ZAGREB, V6, P66

[85] EFFECT OF NITROGEN-FIXING BLUE-GREEN ALGA - TOLYPOTHRIX TENUIS ON NITROGENOUS FERTILITY OF PADDY SIOL AND ON CROP YIELD OF RICE PLANT [J]. JOURNAL OF GENERAL AND APPLIED MICROBIOLOGY, 1962, 8 (02) : 85 - +

[86] THE OCCURRENCE OF AZOLLA IN BRITISH INTERGLACIAL DEPOSITS [J]. NEW PHYTOLOGIST, 1953, 52 (03) : 267 - &

[87] WILDEMANN L, 1934, THESIS WESTFALISCHEN

[88] Williams E. G., 1944, NORTH WESTERN NAT, V19, P303

[89] WILLIAMS EC, 1943, NORTHW NAT, V18, P326

[90] WILLIS JC, 1966, DICTIONARY FLOWERING, P111

[81] VENKATARAMAN G. S., 1962, INDIAN JOUR AGRIC SCI, V32, P22

[82] VINCENT J. M., 1967, AUST J SCI, V29, P192

[83] VONROCHOW M, 1955, BER DEUT BOT GES, V65, P315

[84] VOUK V, 1931, ACTA BOT U ZAGREB, V6, P66

[85] EFFECT OF NITROGEN-FIXING BLUE-GREEN ALGA - TOLYPOTHRIX TENUIS ON NITROGENOUS FERTILITY OF PADDY SIOL AND ON CROP YIELD OF RICE PLANT [J]. JOURNAL OF GENERAL AND APPLIED MICROBIOLOGY, 1962, 8 (02) : 85 - +

[86] THE OCCURRENCE OF AZOLLA IN BRITISH INTERGLACIAL DEPOSITS [J]. NEW PHYTOLOGIST, 1953, 52 (03) : 267 - &

[87] WILDEMANN L, 1934, THESIS WESTFALISCHEN

[88] Williams E. G., 1944, NORTH WESTERN NAT, V19, P303

[89] WILLIAMS EC, 1943, NORTHW NAT, V18, P326

[90] WILLIS JC, 1966, DICTIONARY FLOWERING, P111