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Full-Text Articles in Life Sciences

Determination Of Four Production Indicators In Llama (Lama Glama) Herds In Ayllu Pumasara, Saucari, Oruro, Magin Herrera Lopez Jan 2004

Determination Of Four Production Indicators In Llama (Lama Glama) Herds In Ayllu Pumasara, Saucari, Oruro, Magin Herrera Lopez

Theses and Dissertations

Camelid exploitation, despite its economic antiquity in our nation, recently has awakened greater interest in investigators. Currently, there are more than 2,500,000 llamas in the Altiplano, which is the highest number of camelids on the world. Production is organic, with the llama capital of Bolivia being the department of Oruro. This work's objective is to determine four production parameters: composition and structure of llama herds, percentage of births, cria [calf] mortality, and crias that reach 5 months old, in 3 communities of Ayllu Pumasa of Saucar’ province, department of Oruro. The llama-raising system is traditional and herds contain more than …


Evaluation Of Drip And Microasperation Irrigation Methods In Spinach (Spinaca Oleracea) And Swiss Lettuce (Valerianella Locusta) In Walipinis, Marina Roxana Luque Quispe Jan 2004

Evaluation Of Drip And Microasperation Irrigation Methods In Spinach (Spinaca Oleracea) And Swiss Lettuce (Valerianella Locusta) In Walipinis, Marina Roxana Luque Quispe

Theses and Dissertations

This study occurred at the Ventilla Ecologic farm, situated in the central Altiplano of the Murillo province, 26 km from La Paz. Its objectives were to evaluate two types of irrigation, by drip and by microasperation, in spinach and Swiss lettuce in Walipinis, and to conduct an economic analysis. The genetic material used was spinach (viroflay variety) and Swiss lettuce (large-leaved variety). Chapin irrigation belts and nebulizers were used, and two tensiometers were used to determine the soil moisture. Manual planting occurred on September 1, 2002, in all experimental areas. Seeds were dispersed in a continual flow with Swiss lettuce …