Students’ perspectives regarding the institutional English courses in Universidad Surcolombiana द्वारा Yara Falla, Karla Tatiana, Collazos Perdomo, Maria Ximena

विषय:

Complementary foliar fertilization improves the yield, health and profitability of cocoa in rainfed agroecosystems द्वारा Bravo Palma, Erick Humberto, Cedeño García, Galo, Castro Olaya, Jessenia Rosanna, Cedeño García, George Alexander

विषय:

Transgenic Bt maize in South-and Central America: the pros and cons द्वारा Zenner-de-Polanía, Ingeborg

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Generation of electric power and air conditioning by cogeneration: a proposal for energy saving द्वारा Vera-Romero, Iván

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Is university education profitable in Colombia?: an estimation द्वारा Gil-León, José Mauricio, Casas-Herrera, Julián Augusto, Lemus-Vergara, Andrea Yaelt

विषय: “…cost-benefit analysis…”