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![]() | Parasites for pig management under grazing systems L. Rueda Sabater; P. Montes Tejeda Publication year: 1990 Language: Spanish, with summaries in English and French. The study considers parasites of high risk for pig management under grazing system and the biological cycles of the six groups of helminths which are more characteristic in the region. Population most... Free eBook |
![]() | Woody species of pastoral interest. 2ª. Orzaga.(Atriplex Halimus) Antonio Gonzalez Aldama; José Luis Allue Andrade Publication year: 1972 Language: Spanish The work we present, on the Atriplex halimus, is part of a series of monographs aimed at making known the most important of our woody plants of pasicultural interest. To this end, it includes the morp... Free eBook |
![]() | Nº.11. Contribution to the study of Humulus lupulus (L.) in the province of León. III. The cultivation of hops in León. Publication year: 1976 Language: Spanish On the occasion of the botanical studies carried out in the province of León, from 1942 to 1952, on the identification and location of plants to prepare medicinal products and export them, for exclusi... Free eBook |