Results 81 to 90 of about 6,266,294 (158)

Bacillus thuringiensis Berliner e Anticarsia gemmatalis Hübner (Lepidoptera: Erebidae) sob ação de extratos vegetais

open access: yesArquivos do Instituto Biológico
O objetivo deste trabalho foi avaliar o efeito de extratos vegetais aquosos de jambolão, Syzygium cumini (L.) Skeels (Myrtaceae), mamona, Ricinus communis (L.) (Euphorbiaceae), uva-do-japão, Hovenia dulcis (Thumberg) (Rhamnaceae) e urucum (Bixa orellana (
Alciani da Silva Pessoa   +6 more
doaj   +1 more source

Alternative treatments in the control of psoroptic mange in a flock of organic production sheep. [PDF]

open access: yes, 2009
The aim of the experiment was to verify the efficacy of the treatment of psoroptic mange in a flock of Churra sheep farmed under organic production conditions, using alternative methods. One group, C Control (N=9), was given no treatment, a second group,
de la Fuente, L.F.   +2 more
core  

Brain switch mode: an alternative to drive a brain-controlled wheelchair [PDF]

open access: yes, 2017
To date, different control paradigms of low level navigation have been tested for brain-controlled wheelchairs, mainly divided into continuous or discrete control [1].
Fernández-Rodríguez, Álvaro   +2 more
core  

A Cost-Effectiveness Study of Animal Disease Eradication Strategies: Foot-and-Mouth Disease in Ireland [PDF]

open access: yes
The primary focus of this poster paper is to evaluate the cost-effectiveness of alternative control strategies for a number of simulated outbreaks of Foot-and-Mouth disease (FMD) in four agriculturally diverse Irish regions, examining for the first time,
Dillon, Emma J.
core   +1 more source

Extratos vegetais no controle de patógenos em sementes de Pterogyne nitens Tul

open access: yesFloresta e Ambiente
A demanda por sementes florestais para reflorestamento e outras finalidades poderá se constituir em um meio de disseminação de patógenos, que podem comprometer a qualidade fisiológica das sementes.
José George Ferreira Medeiros   +4 more
doaj   +1 more source

Life extending control: A concept paper [PDF]

open access: yes
The concept of Life Extending Control is defined. Life is defined in terms of mechanical fatigue life. A brief description is given of the current approach to life prediction using a local, cyclic, stress-strain approach for a critical system component ...
Lorenzo, Carl F., Merrill, Walter C.
core   +1 more source

Costs and Benefits of Two Alternative Salmonella Control Policies in Finnish Broiler Production [PDF]

open access: yes
In this study, costs and benefits of two Salmonella control options in broiler production were compared. The first option was to control Salmonella as set by Council Directive 92/117/EEC, so-called Zoonosis Directive.
Kangas, Susanna   +4 more
core   +1 more source

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