Investigation

Campuloclinium macrocephalum (Pompom weed)   Pompom weed is an ornamental perennial herb, native to South and Central America and Mexico, that has become a serious invasive weed in South Africa. Field surveys conducted in Argentina revealed the presence of potential biocontrol agents.   Two insect species and one pathogen...

[vc_row css_animation="" row_type="row" use_row_as_full_screen_section="no" type="full_width" angled_section="no" text_align="left" background_image_as_pattern="without_pattern"][vc_column][vc_column_text] Prosopis spp. (Mesquite)   Invasive Prosopis species pose a significant threat to biodiversity, pasture production and water resources in South Africa. Aspects of the biology and the host range of the seed-feeding weevil, Coelocephalapion gandolfoi Kissinger (Coleoptera: Brentidae: Apioninae), were...

[vc_row css_animation="" row_type="row" use_row_as_full_screen_section="no" type="full_width" angled_section="no" text_align="left" background_image_as_pattern="without_pattern"][vc_column][vc_column_text] Trichocereus sp. (Torch cactus)   The torch cactus, Trichocereus sp., native to Argentina, has recently become a problem in South Africa taking up large areas of land leaving them unsuitable for grazing. In order to control this weed, a...

[vc_row css_animation="" row_type="row" use_row_as_full_screen_section="no" type="full_width" angled_section="no" text_align="left" background_image_as_pattern="without_pattern"][vc_column][vc_column_text] Solanum elaeagnifolium (Silverleaf nightshade)   This weed is distributed in a wide range of habitats and latitudes. Locally, it is considered to be a noxious weed and, worldwide, as one of the worst invasive weeds. The need for plant management...

Pontederia crassipes (Water hyacinth)   Water hyacinth is a floating and perennial plant, of high ornamental value. It was introduced  worldwide from South America. It is currently considered one of the most invasive aquatic species due to its rapid growth and high dispersal capacity. From the beginning of...

Alternanthera philoxeroides (Alligator weed)   Alternanthera philoxeroides is an amphibian plant native to South America. It is considered a weed of agroecosystems and natural ecosystems in Argentina and in over 30 countries where it produces enormous damage. Different management strategies are used worldwide, from chemical to biological...

Nylanderia fulva (Tawny crazy ant)   The tawny crazy ant, Nylanderia fulva, has recently become one of the most notorious pests in southern US. One of the main goals of this project is to find the origin of invasive populations of the ant and to evaluate potential...

Huanglongbing (HLB)   HLB is a lethal disease produced by a bacterium of the Candidatus Liberibacter genus and transmitted by the psyllid Diaphorina citri that affects citrus, obstructing the transport of nutrients in the plant. The spread of the disease can be avoided by preventing its re-entry...

Clorosis Variegada de los Cítricos (CVC)   In search of a rational management of Citrus Variegated Chlorosis (CVC) disease in Argentina, we are conducting surveys of potential vectors (Hemiptera: Cicadellidae) of CVC in citrus agroecosystems of NOA and NEA, in order to select egg parasitoids for their...