Results 11 to 20 of about 6,266,294 (158)

Phosphites for the control of anthracnose in common bean [PDF]

open access: yesPesquisa Agropecuária Brasileira, 2017
: The objective of this work was to evaluate the effect of phosphites in the protection of common bean (Phaseolus vulgaris) against anthracnose. Different phosphite formulations were evaluated by quantifying peroxidase and polyphenol oxidase activity ...
Stélio Jorge Castro Gadaga   +3 more
doaj   +1 more source

Óleos essenciais no controle pós-colheita de Colletotrichum gloeosporioides em mamão Essential oils on postharvest control of Colletotrichum gloeosporioides in papaya fruit

open access: yesRevista Brasileira de Plantas Medicinais, 2009
Os subprodutos de plantas medicinais têm sido estudados como uma alternativa para o controle de doenças de plantas visando amenizar e/ou reduzir o uso abusivo de agrotóxicos, principalmente em condições pós-colheita.
P.R. Carnelossi   +4 more
doaj   +1 more source

Human Tra2 proteins jointly control a CHEK1 splicing switch among alternative and constitutive target exons [PDF]

open access: yes, 2014
Alternative splicing—the production of multiple messenger RNA isoforms from a single gene—is regulated in part by RNA binding proteins. While the RBPs transformer2 alpha (Tra2α) and Tra2β have both been implicated in the regulation of alternative ...
Austin, Caroline A.   +19 more
core   +2 more sources

Anthelmintic activity of Eucalyptus citriodora essential oil and its major component, citronellal, on sheep gastrointestinal nematodes

open access: yesRevista Brasileira de Parasitologia Veterinária, 2019
This study aimed to evaluate the anthelmintic activity of Eucalyptus citriodora essential oil and citronellal on sheep gastrointestinal nematodes. Essential oil composition was determined by gas chromatography mass spectrometry.
José Vilemar de Araújo-Filho   +10 more
doaj   +1 more source

Efficacy of essential oils in the management of soft rot caused by Pectobacterium aroidearum in lettuce

open access: yesBioscience Journal, 2021
Lettuce is susceptible to several diseases, especially soft rot caused by bacteria of the genus Pectobacterium. Due to the adaptability of this pathogen and the lack of disease control registered for the crop, the objective of this work was to evaluate ...
Karol Alves Barroso   +7 more
doaj   +1 more source

Effects of caffeine and used coffee grounds on biological features of Aedes aegypti (Diptera, Culicidae) and their possible use in alternative control

open access: yesGenetics and Molecular Biology, 2003
Caffeine and used coffee grounds completely blocked the development of Aedes aegypti in the early stages, in treatments with the concentrations 1.0 mg/mL and 50 mg/mL, respectively.
Alessandra Theodoro Laranja   +2 more
doaj   +1 more source

High-Dynamized Dilutions in Disease Management, Development, and Yield of Common Beans (Phaseolus vulgaris L.) [PDF]

open access: yesBrazilian Archives of Biology and Technology
The active ingredients used in the phytosanitary management of bean crops have a residual power which results in contamination of the entire production chain.
Thais Carla Dal Bello   +2 more
doaj   +1 more source

Sliding modes in electrical drives and motion control [PDF]

open access: yes, 2011
In this paper application of Sliding Mode Control (SMC) to electrical drives and motion control systems is discussed. It is shown that in these applications simplicity in implementation makes concepts of SMC a very attractive design alternative ...
Asada   +17 more
core   +2 more sources

Effect of inert dust on the mortality of Sitophilus zeamais (Coleoptera: Curculionidae) [PDF]

open access: yesBrazilian Journal of Biology
The maize weevil, Sitophilus zeamais Motschulsky, 1855 (Coleoptera: Curculionidae), generally reaches pest status in stored grain. Chemical control is the most used method for population suppression, which can cause adverse impacts, thus creating a need ...
M. G. C. E. Greco   +3 more
doaj   +1 more source

Fungicidal effect of silver nanoparticles on toxigenic fungi in cocoa [PDF]

open access: yesPesquisa Agropecuária Brasileira, 2016
: The objective of this work was to evaluate the microbicidal effect of silver nanoparticles (AgNPs) on potentially toxigenic fungi affecting cocoa (Theobroma cacao) crops. These fungi, isolated from diseased cocoa pods, were characterized phenotypically
Raquel Villamizar-Gallardo   +2 more
doaj   +1 more source

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