Vol. 8 Núm. 11-12 (1967)

Artículos Originales

The alliance Hypericon Ericoides (Nova) and other communities of the class Thlaspetea rotundifolii BR. BL. in the southeastern Iberian region

Fernando Esteve Chueca

451-459
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Colus Hirudinosus CAVALIER ET SÉCHIER, new genus for the Southern Hispanic Mycological Flora, denounced in Adamuz (province of Córdoba)

Fernando Esteve Chueca, Juan Varo Alcalá

461-463
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Possibilities of a relative unification of the determination techniques of Alkaloids, prescribed by F.E. IX ed.

J. Cabo Torres, A. Villar del Fresno

465-471
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Study of the microbial mobilization of phosphates in the soil by percolation

A. Ramos, V. Callao

473-476
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Artículos especiales

Determination of pH: I. General techniques

José María Suñé, S. Ibáñez

477-487
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