Results 51 to 60 of about 12,584 (280)

Características fermentativas e químicas de silagens de capim-marandu produzidas com quatro pressões de compactação Fermentative and chemical characteristics of marandugrass silage submitted to four compaction pressures

open access: yesRevista Brasileira de Zootecnia, 2007
Objetivou-se estudar silagens de capim-marandu (Brachiaria brizantha) produzidas com quatro pressões de compactação (100, 120, 140 e 160 kg MS.m-3) durante a ensilagem. A forrageira foi colhida com 60 dias de crescimento vegetativo (32% de MS).
Rafael Camargo do Amaral   +3 more
doaj   +1 more source

Fermentative losses and lactic acid content of elephant grass silages added with macaúba cake

open access: yesBioscience Journal, 2023
Elephant grass is indicated for silage production but requires additives to increase dry matter content because it reduces the production of effluents, potentially improves the fermentation pattern, and preserves the nutrients of the silage.
Cíntia Gonçalves Guimarães   +6 more
doaj   +1 more source

Conservation characteristics of baled grass silages differing in duration of wilting, bale density and number of layers of plastic stretch-film [PDF]

open access: yes, 2009
peer-reviewedThe effects of duration of wilting, bale density and number of layers of plastic stretchfilm used to wrap bales on the conservation characteristics of baled grass silage was investigated.
Forristal, P.D.   +3 more
core  

Cutting Through the Green: A Case for Grassland Archaeology Using UAV Multispectral Data

open access: yesArchaeological Prospection, EarlyView.
ABSTRACT Advances in low‐altitude remote sensing are needed to improve the effectiveness of archaeological prospection in the Netherlands. The geomorphological situation and land use history make applying various remote sensing and geophysical technologies particularly challenging.
Roeland Emaus
wiley   +1 more source

Composição químico-bromatológica da silagem de capim-elefante com níveis de casca de café Chemical composition of elephant grass silages as affected by coffee hulls addition levels

open access: yesRevista Brasileira de Zootecnia, 2007
Objetivou-se avaliar os efeitos do processamento (inteira ou moída) e da inclusão de diferentes níveis de casca de café (0, 6, 12, 18 e 24% da matéria natural) sobre a composição químico-bromatológica, as características fermentativas e a digestibilidade
Dawson José Guimarães Faria   +5 more
doaj   +1 more source

Management of vegetable crop residues for reducing nitrate leaching losses in intensive vegetable rotations [PDF]

open access: yes, 2012
Crop residues of field vegetables are often characterized by large amounts of biomass with a high N-content. Despite low soil temperatures during autumn, high rates of N mineralization and nitrification still occur causing important N-losses through ...
Agneessens, Laura   +6 more
core   +1 more source

A Comprehensive Review of the Key Factors Affecting Biogas Production From Anaerobic Digestion of Organic Waste

open access: yesCleanMat, EarlyView.
Efficient conversion of organic waste to biogas depends on the coordinated optimization of feedstock composition, pretreatment, operational parameters, reactor design, and microbial community dynamics. This review highlights how these interacting factors improve methane yield and process stability, advancing anaerobic digestion as a practical pathway ...
Ahmed Alengebawy   +6 more
wiley   +1 more source

Losses through gases and effluent and nutritional value of Brachiaria decumbens with addition of soybean hulls

open access: yesRevista Brasileira de Zootecnia, 2014
The objective of this experiment was to evaluate the losses of nutrient through gases and effluents, the nutrient recovery, fermentation parameters and the chemical parameters of silages of Brachiaria decumbens with the addition of soybean hulls, testing
Carlos Clayton Oliveira Dantas   +6 more
doaj   +1 more source

Advances in Electrocatalytic Valorization of Glycerol: From Fundamental Understanding to Practical Innovation

open access: yesEcoEnergy, EarlyView.
This review provides a comprehensive overview of recent advances in glycerol electro‐oxidation reaction, covering electrocatalyst design, electrolyte and operating optimization, and mechanistic understanding of reaction pathways. Integrated anodic–cathodic systems and techno‐economic assessments are discussed, followed by key challenges and future ...
Jiamin Wang   +3 more
wiley   +1 more source

Avanços metodológicos na avaliação da qualidade da forragem conservada Methodological advances in evaluation of preserved forage quality

open access: yesRevista Brasileira de Zootecnia, 2007
A avaliação correta do valor nutricional da forragem passa obrigatoriamente por emprego de metodologias adequadas. A qualidade da forragem depende dos produtos da fermentação, no caso da silagem, ou da magnitude das perdas de compostos solúveis e atuação
Clóves Cabreira Jobim   +3 more
doaj   +1 more source

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