Results 41 to 50 of about 1,278 (164)

Effectiveness of coffee leaf miner control associated with spray deposition in coffee leaves

open access: yesRevista Ceres, 2020
Coffee production faces challenges due to the susceptibility of the crop to insects. Owing to the coffee leaf miner Leucoptera coffeella, which is one of the main insect pests, the technology for the application of phytosanitary measures becomes the main
Renan Zampiroli   +5 more
doaj   +1 more source

Variação espacial, distribuição e sistemas de tomada de decisão para o controle de Leucoptera coffeella em cultivos de café arábica [PDF]

open access: yes, 2022
Coffee is the world's second-largest commodity and represented a global market of US$ 102.02 billion dollars in 2020. The Neotropical region is the main coffee producer globally, accounting for more than 56% of the world's production of Arabica coffee ...
Walerius, Adriana Helena
core   +1 more source

A new concept for insect damage evaluation based on plant physiological variables

open access: yesAnais da Academia Brasileira de Ciências, 2006
The objective of this study was to determine the damage levels caused by Orthezia praelonga Douglas, 1891 and Leucoptera coffeella (Guérin-Mèneville 1842), on rangpur lime and Obatã coffee leaves, respectively.
Ademir D. Neves   +2 more
doaj   +1 more source

Chlorantraniliprole in coffee leaf miner (Leucoptera coffeella): biology and behavior

open access: yes, 2022
As tendências comportamentais dos insetos podem impactar diretamente a eficiência da tática de controle químico, pois podem reduzir a exposição dos indivíduos ao inseticida.
Souza, Diego dos Santos
core   +1 more source

Assessing potential plants extracts to reduce leucoptera coffeella (Lepidoptera: Lyonetiidae) attack in coffee [PDF]

open access: yes, 2020
Leucoptera coffeella (Guérin-Méneville) (Lepidoptera: Lyonetiidae) is one of the major pests of coffee in South America, causing severe defoliation in coffee plants. Chemical control has been widely used for the management of this insect.
Fanela, Thiago Luis Martins [UNESP]   +6 more
core   +1 more source

Diversidade de hemerobiídeos (Neuroptera) e suas associações com presas em cafeeiros Diversity of hemerobiids (Neuroptera) and associations with preys in coffee plants

open access: yesPesquisa Agropecuária Brasileira, 2010
O objetivo deste trabalho foi avaliar a diversidade de Hemerobiidae (Neuroptera) em cafeeiros, e suas relações com Leucoptera coffeella, Coccus sp., Planococcus sp., Oligonychus ilicis, Brevipalpus phoenicis, Aphis spiraecola e Toxoptera aurantii.
Rogéria Inês Rosa Lara   +2 more
doaj   +1 more source

COMPARATIVE EVALUATION OF INSECTICIDES FOR CONTROL OF THE COFFEE LEAF MINER Leucoptera coffeella Guer. IN TWO CARIBBEAN ISLANDS [PDF]

open access: yes, 2017
Between 1985 and 1991, various insecticides were evaluated in Jamaica and Dominica for the control of the coffee leaf miner (Leucoptera coffeella Guer.).
Rhodes, L.F.
core   +1 more source

Leaf miner incidence in coffee plants under different drip irrigation regimes and planting densities

open access: yesPesquisa Agropecuária Brasileira, 2012
The objective of this work was to evaluate the effect of different drip irrigation regimes and planting densities on the incidence of the leaf miner, Leucoptera coffeella, in arabica coffee plants for one year.
Gleice Aparecida Assis   +6 more
doaj   +1 more source

Spray deposition and chemical control of the coffee leaf-miner with different spray nozzles and auxiliary boom [PDF]

open access: yesEngenharia Agrícola, 2016
The coffee crop requires great spray ability to penetrate into the plant canopy during the application of pesticides. The aim of this study was to evaluate the spray deposition on leaves of coffee plants and the chemical control of the leaf miner ...
JEFFERSON GITIRANA NETO   +1 more
doaj   +2 more sources

New records and new species of Miracinae (Hymenoptera: Braconidae) from Australia and Papua New Guinea, with a key to world Mirax species

open access: yesAustral Entomology, Volume 65, Issue 1, February 2026.
Abstract The genera of Miracinae, currently in something of a state of flux, are discussed with respect to their morphological and molecular attributes. Centistidea Rohwer, 1914 is treated provisionally as a valid genus, distinct from Mirax Haliday, 1833, based partly on propodeal morphology, though this is acknowledged to be an unstable character ...
Zhen Liu   +2 more
wiley   +1 more source

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