Results 41 to 50 of about 311,312 (196)

Degradação in vitro de tecidos da lâmina foliar e do colmo de gramíneas forrageiras tropicais, em função do estádio de desenvolvimento

open access: yes, 2002
A trial was carried out to evaluate the change in digestion of tropical grasses leaf and stem tissues with age. The grasses were signalgrass (Brachiaria decumbens), molassesgrass (Melinis minutiflora) and Tifton 85 bermudagrass (Cynodon sp). The 7th leaf
D. Paciullo   +4 more
semanticscholar   +1 more source

Route‐Dependent Toxicity and Ecological Selectivity of Melaleuca alternifolia Essential Oil in Apis mellifera Linnaeus, 1758 (Hymenoptera: Apidae)

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT The intensification of agricultural practices has led to an increase in the use of insecticides, raising concerns about the exposure of non‐target organisms, particularly pollinators. In this context, plant‐derived essential oils have been proposed as environmentally friendlier alternatives due to their low persistence; however, their ...
Silvane Zancanaro de Oliveira   +11 more
wiley   +1 more source

Morfoanatomia de três especies de bromeliaceae de restingas do Estado de Santa Catarina, Brasil [PDF]

open access: yes, 2012
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências Biológicas, Programa de Pos-Graduação em Biologia Vegetal, Florianópolis, 2009.Bromeliaceae é considerada uma das famílias mais representativas nas restingas.
Vailati, Morgana Garcia
core  

Estádio de desenvolvimento e características morfológicas de lâminas foliares e de perfilhos de capim-Braquiária sob lotação contínua

open access: yesBoletim de Indústria Animal, 2009
A caracterização de perfilhos e de suas lâminas foliares quanto ao estádio de desenvolvimento permite realizar inferências sobre a estrutura do pasto, que determina as respostas das plantas forrageiras e dos animais em pastejo. Desse modo, o objetivo do estudo foi avaliar as características morfológicas de lâminas foliares e perfilhos com distintos ...
Manoel Eduardo Rozalino Santos   +5 more
openaire   +5 more sources

Alternativa de manejo de pastagem hibernal: níveis de biomassa de lâmina foliar verde

open access: yes, 2005
Objetivou-se, com este trabalho, avaliar a producao animal e as variaveis inerentes a pastagem manejada com niveis de 350 e 600 kg/ha de biomassa de lâmina foliar verde (MSFV). Os tratamentos representaram massas de forragem de 617 e 1139 kg/ha de MS, na
Alexandre Coradini Fontoura da Silva   +4 more
semanticscholar   +1 more source

Multi‐Vine Disease Prediction in a Field Test Spanning Whole Growth Season at Wine‐Industrial Site (McLaren Vale)

open access: yesArtificial Intelligence for Engineering, EarlyView.
Overall, the findings provide reliable evidence for block‐level disease early warning, inspection prioritisation, and spray decision‐making, helping to reduce unnecessary inputs, lower environmental burdens, and improve the resilience and sustainability of vineyard production systems.
Shu Liang   +16 more
wiley   +1 more source

Host genotype shapes the foliar fungal microbiome of balsam poplar (Populus balsamifera) [PDF]

open access: yes, 2013
Foliar fungal communities of plants are diverse and ubiquitous. In grasses endophytes may increase host fitness; in trees, their ecological roles are poorly understood.
Fankhauser, Johnathon D.   +23 more
core   +1 more source

Superfície da lâmina foliar de Psychotria nuda (Cham. & Schltdl.) Wawra, P. leiocarpa Cham. & Schltdl., P. stenocalyx Müll. Arg. e P. tenuinervis Müll. Arg. (Rubiaceae)

open access: yes, 1995
Micromorphology characteristics of foliar surface of Psychotria specimens are presented. The material studied was collected from specimens which grow in Tropical Rain Forest (Mata Atlântica). Special focusing is concentrated on the epicuticular wax type,
R. C. Vieira, D. Gomes
semanticscholar   +1 more source

Offspring performance does not explain oviposition preference in the leafminer Stigmella sorbi (Lepidoptera: Nepticulidae): a tri‐trophic perspective

open access: yesInsect Science, EarlyView.
We studied oviposition site selection in a leaf‐mining moth (Stigmella sorbi) on rowan trees (Sorbus aucuparia) in northwestern Russia, assessing larval performance across different shoot types, leaf positions, and leaflets. Larval survival was highest on long vegetative shoots, yet females showed no preference for these optimal sites.
Mikhail V. Kozlov, Vitali Zverev
wiley   +1 more source

Alteração da carga de endoparasitas em ovinos submetidos a diferentes níveis de folha de bananeira na alimentação

open access: yesRevista Brasileira de Agroecologia, 2011
Vinte e seis ovinos (Texel x Corriedale), com idade entre 4 e 5 meses, foram utilizados para avaliar o efeito da administração de lâminas foliares de bananeira (Musa spp.) na alimentação sobre o controle de nematódeos gastrintestinais, através da ...
Carla Lieda Cezimbra Parra   +5 more
doaj  

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