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Dário Costa Primo

Publications (3)

Physico-Chemical Characteristics and Carbon Balances in a Fluvic Entisol after Six Years of Fertilization with Manure and Gliricidia

Dário Costa Primo, Rômulo Simões Cezar Menezes, Renison Neponuceno de Araujo Filho, Emmanuel Damilano Dutra, Eraldo Rodrigues da Silva, Romildo Nicolau Alves, Everardo Valadares de Sá Barretto Sampaio, Antonio Celso Dantas Antonino & Eduardo Henrique Lima de Lucena · Journal of Experimental Agriculture International · 2018

Soils in the semi-arid region of northeastern Brazil have low natural fertility and therefore, plant growth and productivity can be adversely affected. The application of mineral fertilizers is economically unfeasible by farmers in this region. The use of organic inputs found in...

Open access Research Article 10.9734/JEAI/2018/41694

First and Second Generation of Ethanol Production for Five Sweet Sorghum Cultivars during Soft Dough Grain

Emmanuel Damilano Dutra, Bárbara Ribeiro Alves Alencar, Janis Joplim Galdino, Jose Nildo Tabosa, Rômulo Simões Cezar Menezes, Renisson Neponuceno de Araújo Filho, Dário Costa Primo, Victor Casimiro Piscoya & Jadson Emanuel Lopes Antunes · Journal of Experimental Agriculture International · 2018

This study we aimed to identify how the harvest period of the stems from 5 sweet sorghum cultivars influences the production of sugar and ethanol under rainfed conditions in the municipality of Itambé, state of Pernambuco. Subsequently we evaluated the ethanol production from jui...

Open access Research Article 10.9734/JEAI/2018/42742

Ethanol Production Potential from Sweet Sorghum Fertilized with Filter Cake and Vinasse from the Sugarcane Industry

Eduardo Henrique Lima de Lucena, Emmanuel Damilano Dutra, Elvira Maria Regis Pedrosa, Rômulo Simões Cezar Menezes, Jose Nildo Tabosa, André Luiz de Carvalho, Mário Monteiro Rolim, Renisson Neponuceno de Araújo Filho, Dário Costa Primo, Jadson Emmanuel Lopes Antunes & Victor Casimiro Piscoya · Journal of Experimental Agriculture International · 2018

Sweet sorghum (Sorghum bicolor L. Moench) has high potential to produce ethanol as a complementary crop to sugarcane, whose industry generates large amounts of waste that can be used as fertilizer. The effect of using vinasse and filter cake in the sweet sorghum production was ev...

Open access Research Article 10.9734/JEAI/2018/42574