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Methodology and conversion factors to estimate the net primary productivity of historical and contemporary agroecosystems
(Sociedad Española de Historia Agraria, 2014-05)
This methodological manual provides basic information to estimate the net
primary productivity (NPP) of historical and contemporary cropland, in terms of
fresh and dry matter, and gross energy. The methodology and the ...
Sobre las posibilidades de crecimiento agrario en los siglos XVIII, XIX y XX. Un estudio de caso desde la perspectiva energética
(Sociedad Española de Historia Agraria (SEHA), 2006-12)
This article analyses the functioning of agricultural systems based on organic energy in contrast with the present situation. To accomplish it, an example has been taken from the mid-18th and 19th centuries in the Southern ...
A guide to studying the socio-ecological transition in european agriculture
(Sociedad Española de Historia Agraria, 2010-07)
This paper shows the potential of the Social Metabolism approach to study the industrialization of the agriculture. It provides information about the physical functioning of agrarian systems over time and their spatial ...
Guideline for constructing nutrient balance in historical agricultural systems (and its application to three case-studies in southern Spain)
(Sociedad Española de Historia Agraria, 2010-09-07)
The purpose of this paper is to provide interested researchers with a simple tool to evaluate the efficacy of different methods of fertility replenishment that have accompanied and made possible the contemporary agriculture. ...