Results 101 to 110 of about 2,736 (207)

Desafios ao controle de pragas na cultura do feijoeiro (Phaseolus vulgaris): região Nordeste. [PDF]

open access: yes, 2015
Pragas do feijoeiro no Nordeste; Plantas hospedeiras da Mosca-Branca no Semi-Árido nordestino; Controle; Outras pragas importantes do feijoeiro para o Nordeste; Inimigos naturais de pragas do feijoeiro; Principais regiões produtoras de Phaseolus vulgaris
BARBOSA, F. R.
core  

Hongos asociados con dos poblaciones de Acromyrmex lobicornis (Formicidae) de San Luis, Argentina [PDF]

open access: yes, 2013
Fungi associated with two populations of Acromyrmex lobicornis (Formicidae) from San Luis, Argentina. The ant genera Atta and Acromyrmex (Tribe Attini) include the mowers or trimmers of leaves called leaf-cutting ants, which are the only ants that show ...
Cafaro, Matias Jose   +3 more
core   +1 more source

Preferência de saúva limão, Atta sexdens rubropilosa Forel, 1908 (Hymenoptera, formicidae) a diferentes espécies florestais, em condições de laboratório.

open access: yesCiência Florestal, 2010
Avaliou-se a preferência de saúva limão, Atta sexdens rubropilosa Forel, 1908, para 41 espécies florestais nativas e exóticas, em condições de laboratório.
Otávio Peres Filho   +2 more
doaj   +1 more source

Population Dynamics, Impacts, and Integrated Management of Forest Defoliating Insects [PDF]

open access: yes, 1998
Pine plantations on Typic Quartzipsamments in East Texas are difficult to establish. Forest management options following clearcutting are limited. An 8-year regeneration study of the growth and survival of loblolly, Pinus taeda, L. shortleaf, P. echinata
Cahal, R. R.   +2 more
core   +1 more source

New Light on the Systematics of Fungi Associated with Attine Ant Gardens and the Description ofᅠEscovopsis kreiseliiᅠsp. nov. [PDF]

open access: yes, 2015
Since the formal description of fungi in the genus Escovopsis in 1990, only a few studies have focused on the systematics of this group. For more than two decades, only two Escovopsis species were described; however, in 2013, three additional Escovopsis ...
Meirelles, Lucas A.   +3 more
core   +1 more source

Acariens et insectes déprédateurs du cotonnier (Gossypium hirsutum L.) au Paraguay [PDF]

open access: yes, 1985
142 espèces d'insectes et acariens ont été observés sur cotonnier au Paraguay. La détermination en est faite plus ou moins complètement. Nature et importance des dégâts dus à chaque ravageur.
Michel, Bruno, Prudent, Patrick
core  

Leaf anatomical features of three Theobroma species \ud (Malvaceae s.l.) native to the Brazilian Amazon [PDF]

open access: yes, 2014
Theobroma species have economic importance due to their use in the cosmetic and food industries, mainly in the production \ud of chocolate. However, the anatomy of their vegetative structures remains poorly studied. The goal of this study was to describe
Aguiar-Dias, Ana Crristina Andrade de   +4 more
core   +1 more source

A revision of the genus Haroldiataenius Chalumeau (Scarabaeidae: Aphodiinae: Eupariini) [PDF]

open access: yes, 2009
The genus Haroldiataenius Chalumeau, 1981 (Aphodiinae: Eupariini) from southern United States, Mexico, and Central America is revised and nine species are recognized. The subgeneric name Sayloria Chalumeau, 1981 is synonymized with Haroldiataenius (sensu
Skelley, Paul E., Stebnicka, Z. Teresa
core  

Insecticide action of Ricinus Communis L. on Plodia Interpunctella Hbn. (Lepidoptera: Phycitinae) [PDF]

open access: yes, 2006
La aplicación de insecticidas sintéticos como principal sistema de control de plagas de granos y productos almacenados ha originado el desarrollo de poblaciones de insectos resistentes a dichos químicos, la contaminación del medio ambiente y la ...
Collavino, Marcelo   +2 more
core  

Leucoagaricus gongylophorus provides protection for Atta sexdens against plant extracts

open access: yes, 2022
ABSTRACT Plant extracts have been considered for the control the leaf-cutting ants. The objectives of this study were to evaluate the survival leaf-cutting worker ants after topical application of Ageratum conyzoides (mentrasto) and Manihot esculenta (cassava) extracts; and to evaluate the effect of Manihot esculenta hexane extract via ingestion on the
Motta, Amanda Cristiane Queiroz   +4 more
openaire   +1 more source

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