Results 51 to 60 of about 2,515 (178)

Mapping and Geospatial Analysis of Ancient Terrace Agricultural Systems in Lucanas Province, Peruvian Andes, Based on Satellite Imagery, High‐Resolution DSMs, and Field Surveys

open access: yesGeoarchaeology, Volume 40, Issue 2, March/April 2025.
ABSTRACT This paper presents a unique set of maps and geospatial data covering 16 ancient terrace agricultural systems in the upper part of the Río Grande de Nasca drainage. These systems are located on the western Andean flank (1200 and 3800 m asl), in the districts of Llauta, Laramate, and Ocaña in Lucanas province, Ayacucho region, southern Peru (14.
Christian Mader   +11 more
wiley   +1 more source

Breadmaking Potential of Andean Roots and Tuber Starches from Ahipa (Pachyrhizus ahipa), Oca (Oxalis tuberosa), and Arracacha (Arracacia xanthorrhiza)

open access: yesStarch - Stärke, Volume 77, Issue 2, February 2025.
The breadmaking potential of starches from Andean roots and tubers is compared to that of cassava, and related to their physicochemical, thermal, pasting properties, and their digestibility. The bread volume is negatively correlated with the WBC and starch damage. Oca and cassava starch shows the largest volumes. Oca bread crumb shows improved alveolar
Cecilia Dini   +2 more
wiley   +1 more source

Commodity risk assessment of Petunia spp. and Calibrachoa spp. unrooted cuttings from Costa Rica

open access: yesEFSA Journal, Volume 22, Issue 11, November 2024.
Abstract The European Commission requested the EFSA Panel on Plant Health to evaluate the probability of entry of pests (likelihood of pest freedom at entry), including both regulated and non‐regulated pests, associated with unrooted cuttings of the genera Petunia and Calibrachoa produced under physical isolation in Costa Rica.
EFSA Panel on Plant Health (PLH)   +37 more
wiley   +1 more source

Desempeño de paraquat y sethoxydim en apio (Arracacia xanthorrhiza).

open access: yesThe Journal of Agriculture of the University of Puerto Rico, 2001
Se establecieron experimentos de campo con apio en la Estación Experimental Agrícola de Adjuntas de la Universidad de Puerto Rico durante 1996 y 1998 para evaluar la eficacia de los herbicidas sethoxydim y paraquat. En el experimento del 1996, no se encontraron diferencias significativas entre los tratamientos ni a las cuatro semanas después de la ...
null María de L. Lugo   +1 more
openaire   +2 more sources

Estudio de polifenoles totales y actividad antioxidante de dos variedades de zanahorias (Arracacia xanthorrhiza) y camote morado (Ipomoea batatas lam) en el cantón Guaranda - provincia Bolívar

open access: yes, 2021
White carrots (Arracacia xanthorrhiza bancroft), yellow (Arracacia xanthorrhiza), and purple sweet potato (Ipomoea batatas lam), are tubers that have great nutritional properties and are little studied as; source of energy, vitamins, minerals, proteins ...
Parco Carvajal, Johana Maribel   +1 more
core   +1 more source

Espaçamento entre fileiras e entre plantas na produção da mandioquinha-salsa 'Branca' Spaces between rows and plants on yield of 'Branca' Peruvian carrot

open access: yesCiência e Agrotecnologia, 2007
Conduziu-se este trabalho, com o objetivo de avaliar a produtividade, a renda bruta e a composição bromatológica dos diferentes órgãos da planta da mandioquinha-salsa 'Branca', cultivada em dois espaçamentos entre fileiras dentro do canteiro (50 cm e 60 ...
João Dimas Graciano   +4 more
doaj   +1 more source

Commodity risk assessment of Petunia spp. and Calibrachoa spp. unrooted cuttings from Kenya

open access: yesEFSA Journal, Volume 22, Issue 4, April 2024.
Abstract The European Commission requested the EFSA Panel on Plant Health to evaluate the probability of entry of pests (likelihood of pest freedom at entry), including both regulated and non‐regulated pests, associated with unrooted cuttings of the genera Petunia and Calibrachoa produced under physical isolation in Kenya. The relevance of any pest for
EFSA Panel on Plant Health (PLH)   +33 more
wiley   +1 more source

Acetilación del almidón de Arracacia xanthorrhiza y evaluación de su aplicación como posible auxiliar farmacéutico [PDF]

open access: yes, 2013
Se modificó el almidón de arracacha (Arracacia xanthorrhiza, variedad amarilla) mediante acetilación con anhídrido acético a diferentes niveles variando el volumen adicionado.
Carrascal Sánchez, Juan José
core  

Production and mass partitioning in Peruvian carrot plants grown under artificial shading period and intensity - doi: 10.4025/actasciagron.v33i2.6099

open access: yesActa Scientiarum. Agronomy, 2011
Due to its long production cycle, the Peruvian carrot has been cultivated on marginal land, resulting in low yields. Intercropping is an option for planting in better areas, but there is a lack of research on crop shade tolerance.
Tatiana Pires Barrella   +3 more
doaj   +1 more source

Water-Sorption Isotherms and Air-Drying-Kinetics Modelling of Andean Tubers and Tuberous Roots

open access: yesBiology and Life Sciences Forum, 2023
In recent years, scientific research has focused on studying Andean roots and tubers due to their attractive agricultural and nutritional qualities; however, as they contain a high level of moisture, it is imperative to dry them to extend their useful ...
Liliana Acurio   +6 more
doaj   +1 more source

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