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Anaerobic co-digestion of sweet potato and dairy cattle manure: A technical and economic evaluation for energy and biofertilizer production
(2019-07-20)
Energy from biomass is essential for sustainable agricultural development. The generation of biogas and bio-fertilizer from the anaerobic co-digestion is fundamental in mitigating environmental problems and in the local ...
Dairy manure management perceptions and needs in South American countries
(2018-06)
Milk production is important in South American countries being based mainly on grazing systems. Dairy slurry management has become an important issue in these production systems because of the large volumes produced and ...
Caminhos para a transição agroecológica: estudo com uma família do assentamento Fazenda Ipanema, Iperó (SP)
(Universidade Federal de São CarlosBRUFSCarPrograma de Pós-Graduação em Agroecologia e Desenvolvimento Rural - PPGADR-Ar, 2012-06-22)
Many farmers consider Agroecology a tool to produce sustainably. By changing their production systems, changing crops and inputs applied, aiming at a sustainable system, the family farmer search a transition agroecology. ...
Culturable bacteria resistant to oxytetracycline during the vermicomposting of bovine excretaBacterias cultivables resistentes a oxitetraciclina durante el proceso de vermicompostaje de excretas bovinas
(Universidad Estatal a Distancia, Costa Rica, 2023)
Avaliação de desempenho de granjas suinícolas pelo emprego de indicadores de sustentabilidade
(Universidade do Vale do Rio dos Sinos, 2009-03-26)
Modern pig farming is characterized by the intensive production of animals in limited confinement units. With a world herd of approximately 957 million animals, representing approximately 39% of the total of meat consumed, ...
Evidence for excess dietary phosphorus on dairy farms with rotational grazing of tropical grassesEvidencia de exceso de fósforo dietético en lecherías con pastoreo rotacional de gramíneas tropicales
(University of Puerto Rico Mayagüez Campus Agricultural Experiment Station, 2009)
Understanding biophysical and socio-economic determinants of maize (Zea mays L.) yield variability in eastern India
(ElsevierRoyal Netherlands Society for Agricultural Sciences, 2019)