Linear programming model to optimize the cost of granulated macronutrients fertilization in carrot cropping in Costa Rica

Main Article Content

Javier Paniagua Molina, M.Sc.
https://orcid.org/0000-0003-2815-5437

Abstract

A linear programming model was used to minimize the cost of higher nutrient fertilization, N, P, K, Ca and Mg, in order to seek ways to improve the competitiveness of horticultural crops like carrot cropping. The minimum cost obtained was US $ 1,601.79 per hectare, with the use of 714.19 kg /hec of 10-30-10, 1026.81 kg /hec of 15-3-31, 401.79 kg/hec of 15-15-15, 244.12 kg /hec of magnesium sulfate and 525 kg /hec of calcium carbonate. The defined target yield was 50 t / hec. These results contrast with traditional fertilization in the area under study, where is common the use of a few source of fertilizers. 

Article Details

How to Cite
Paniagua Molina, J. (2018). Linear programming model to optimize the cost of granulated macronutrients fertilization in carrot cropping in Costa Rica. E-Agronegocios, 1(1). https://doi.org/10.18845/rea.v1i1.3683
Section
Artículos
Author Biography

Javier Paniagua Molina, M.Sc. , University of Costa Rica, Costa Rica.

Profesor, investigador y consultor. javier.paniagua@ucr.ac.cr Escuela de Economía Agrícola y Agronegocios. CIEDA. Universidad de Costa Rica  

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