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Feasibility of Rainbow Trout (Oncorhynchus mykiss) Fry Rearing in Biofloc System: Effect of Total Suspended Solid Levels on Zootechnical Performance, Intestinal Condition and Antioxidant Enzyme Activity [PDF]

open access: yesAnimals
This study evaluated the effects of different total suspended solid (SST) levels (0, 250 and 350 mg L−1) on the productive performance, intestinal condition and antioxidant enzyme activity of rainbow trout (Oncorhynchus mykiss) fry reared in a biofloc ...
Fernanda Regina Delziovo   +7 more
doaj   +2 more sources

Milk Production and Enteric Methane Emissions in Dairy Cows Grazing Annual Ryegrass Alone or Intercropped with Forage Legumes [PDF]

open access: yesAnimals
This study evaluated the effects of reduced nitrogen fertilization and the intercropping of annual ryegrass (Lolium multiflorum Lam.) with forage legumes—common vetch (Vicia sativa L.) and red clover (Trifolium pratense L.)—on milk production and enteric
Larissa Godeski Moreira   +5 more
doaj   +2 more sources

Qualidade dos alimentos, escalas de produção e valorização de produtos tradicionais [PDF]

open access: yesRevista Brasileira de Agroecologia, 2010
Como decorrência de diversos casos de contaminação de alimentos (food scares) o sistema agroalimentar hegemônico apresenta algumas instabilidades que indicam deslocamento da qualidade industrial - padronizada e distante dos consumidores - em direção à ...
Fabiana Thomé da Cruz, Sergio Schneider
doaj   +1 more source

First record of Trypanosoma evansi DNA in Dichelacera alcicornis and Dichelacera januarii (Diptera: Tabanidae) flies in South America

open access: yesParasites & Vectors, 2023
Background Trypanosoma evansi infects a large number of wild and domestic animals and causes a spoliative disease known as surra. It is mechanically transmitted, mainly by biting flies of the genera Tabanus and Stomoxys. The detection of T. evansi DNA in
Carlos José Raupp Ramos   +8 more
doaj   +1 more source

Good food manufacturing practices in the Covid-19 context

open access: yesDemetra, 2021
Introduction: After the start of the pandemic caused by the new coronavirus, the world was faced with the need for social isolation. All services not considered essential were instructed to remain indefinitelyclosed.
Ana Paula Garcia Fernandes dos Santos   +2 more
doaj   +1 more source

The role of agroforestry in restoring Brazil's Atlantic Forest: Opportunities and challenges for smallholder farmers

open access: yesPeople and Nature, Volume 4, Issue 2, Page 462-480, April 2022., 2022
Abstract Restoring the degraded Atlantic Forest is one of the biggest conservation challenges in Brazil. In a biome with high human presence, understanding the potential for restoration approaches, such as agroforestry, to provide benefits to smallholder farmers and biodiversity is essential in developing equitable restoration strategies.
Yara Shennan‐Farpón   +3 more
wiley   +1 more source

Revisiting a place‐based policy: Transformations in Northeast Brazil

open access: yesGrowth and Change, Volume 52, Issue 4, Page 2412-2436, December 2021., 2021
Abstract Despite being the second most populated region in Brazil, the Northeast has persistently accounted for a small share of national income. A well‐known attempt to develop the region was made in 1959 with the creation of SUDENE, a big push type of place‐based policy resulting in an intensification of industrial investments.
Solmaria Halleck Vega
wiley   +1 more source

Carbohydrate-rich supplements can improve nitrogen use efficiency and mitigate nitrogenous gas emissions from the excreta of dairy cows grazing temperate grass

open access: yesAnimal, 2020
Temperate pasture species constitute a source of protein for dairy cattle. On the other hand, from an environmental perspective, their high N content can increase N excretion and nitrogenous gas emissions by livestock.
J.G.R. Almeida   +6 more
doaj   +1 more source

Population Dynamics in Mixed Canopies Composed of Kikuyu-Grass and Tall Fescue

open access: yesAgronomy, 2020
The current work was based on the central hypothesis that grazing management strategies modulate tillering dynamics of mixed canopies composed of kikuyu-grass (C4 perennial grass) and tall fescue (C3 perennial grass).
Tiago Miqueloto   +3 more
doaj   +1 more source

Programa de Aquisição de Alimentos (PAA) no município de Iguatemi-MS: produção de alimentos e desenvolvimento local

open access: yesRealizAção, 2023
Este artigo tem como objetivo apresentar e analisar a organização e participação de pessoas jurídicas do município de Iguatemi-MS, no Programa de Aquisição de Alimentos (PAA), na modalidade de doação simultânea, entendendo a abrangência deste programa ...
Carlos Alberto Heling   +2 more
doaj   +1 more source

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