ListarHistoria Agraria número 72 (agosto 2017) por tema "balance regional de nutrientes"
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Feeding soils: nutrient balance in the northeast of the Iberian Peninsula c. 1920
Sociedad Española de Historia Agraria (SEHA) (2017-08)Understanding the replacement of soil nutrients removed by harvests provides insight into human influence on land fertility. The nitrogen (N), phosphorus (P) and potassium (K) content of cropland in the province of Barcelona ...