Resultados de búsqueda - "contamination"

Identification of atoxigenic Aspergillus flavus isolates to reduce aflatoxin contamination of maize in Kenya por Probst, C., Bandyopadhyay, Ranajit, Price, L.E., Cotty, P.J.

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Fungal infection and mycotoxin contamination of maize in the humid forest and the western highlands of Cameroon por Ngoko, Z., Marasas, W.F.O., Rheeder, J.P., Shephard, G.S., Wingfield, M.J., Cardwell, K.F.

“…Fungal incidence and mycotoxin contamination of farm-stored maize were assessed and compared in grain samples from three villages each in two agroecological zones over time. …”
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Pre-harvest management is a critical practice for minimizing aflatoxin contamination of maize por Mahuku, George S., Nzioki, H.S., Mutegi, C., Kanampiu, F.K., Narrod, C., Makumbi, Dan

“…Maize, the main dietary staple in Kenya, is one of the crops most susceptible to contamination by aflatoxin. To understand sources of aflatoxin contamination for home grown maize, we collected 789 maize samples from smallholder farmers’ fields in Eastern and South Western, two regions in Kenya representing high and low aflatoxin risk areas, respectively, and determined aflatoxin B1 (AFB1) using ELISA with specific polyclonal antibodies. …”
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Biodiversity of Aspergillus section Nigri populations in Argentinian vineyards and ochratoxin A contamination por Chiotta, María Laura, Ponsone, Marí­a Lorena, Sosa, Débora María, Combina, Mariana, Chulze, Sofia Noemí

“…Aspergillus section Nigri are described as the main source of ochratoxin A (OTA) contamination in grapes and wine worldwide. The knowledge of the factors affecting grape contamination by species included in this section and OTA production is essential to be able to reduce their presence, not only to improve wine quality, but also to maintain their safety. …”
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Contamination of Fusarium spp. and mycotoxins at different ear physiological stages of maize in Argentina por Arata, Agustín Francisco, Martínez, Mauro, Pesquero, Natalia Victoria, Cristos, Diego Sebastian, Dinolfo, María Inés

“…Regarding mycotoxin contamination, no evidence was found supporting antagonism or synergism regarding isolates of both species used as inoculum under field conditions. …”
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Estimating the risk of groundwater contamination and environmental impact of pesticides in an agricultural basin in Argentina por Gaona, L., Bedmar, Francisco, Gianelli, Valeria Rosana, Faberi, Ariel, Angelini, Hernán Pablo

Materias: “…Contamination…”
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Microbiological quality, fungal diversity and aflatoxins contamination in carob flour (Prosopis flexuosa) por Mom, María Pía, Romero, Stella Maris, Larumbe, Ada Gabriela, Iannone, Leopoldo, Comerio, Ricardo Mario, Santana Smersu, Camila Soledad, Simón, Mariano, Vaamonde, Graciela

“…Regarding to fungal contamination, Aspergillus and Penicillium were the genera more diverse in species and were present in all the samples. …”
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Lead in agricultural soils and cultivated pastures irrigated with river water contaminated by mining activity por Orellana, E.P., Custodio, M., Bastos, C., Cuadrado, W.

“…Agricultural soils irrigated with contaminated water from metallurgical mining activities for more than 70 years constitute an environmental problem and a concern for food security and human health. …”
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Key factors determining biochar sorption capacity for metal contaminants: a literature synthesis por Thomas, Evert, Borchard, Nils, Sarmiento, Christian, Atkinson, Rachel, Ladd, Brenton

“…The sorption capacity and affinity of biochar for metals are both important attributes that determine biochar’s suitability as a soil amendment for contaminant mitigation, yet few analyses have considered both characteristics simultaneously. …”
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Aflatoxin contamination of milk produced in peri-urban farms of Pakistan: Prevalence and contributory factors por Yunus, A.W., Ullah, Aman, Lindahl, Johanna F., Anwar, Z., Ullah, Atta, Saif, S., Ali, M., Zahur, A.B., Irshad, H., Javaid, S., Imtiaz, N., Farooq, U., Ahsan, A., Fatima, Z., Hashmi, A.A., Abbasi, B.H.A., Bari, Z., Khan, I.U., Ibrahim, Mohamed N.M.

“…Aflatoxin M1 contamination of milk in Pakistan, like many developing countries, is poorly understood. …”
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Chromium contamination in paddy soil-rice systems and associated human health risks in Pakistan por Ali, W., Zhang, H., Mao, K., Shafeeque, Muhammad, Aslam, M. W., Yang, X., Zhong, L., Feng, X., Podgorski, J.

Materias: “…contamination…”
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Assessment of aflatoxin and fumonisin contamination and associated risk factors in feed and feed ingredients in Rwanda por Nishimwe, K., Bowers, E., Ayabagabo, Jd.D., Habimana, R., Mutiga, Samuel K., Maier, D.

“…Mycotoxins are fungal metabolites that contaminate crops, food, and animal feeds. Aflatoxins and fumonisins are among the mycotoxins that have been increasingly reported to affect health and productivity of livestock globally. …”
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Microbial contamination at slaughter and retail points of the pork value chain in selected districts of Uganda por Kivali, Velma, Rösler, U., Kankya, C., Sinh Dang-Xuan, Dohoo, I., Roesel, Kristina, Cook, Elizabeth A.J.

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Microbial contamination and antibiotic resistance in marketed food in Bangladesh: Current situation and possible improvements por Samad, M.A., Eberson, L., Begum, R., Alam, M.G.S., Talukdar, F., Akter, R., Sinh Dang-Xuan, Sharma, Garima, Islam, S., Siddiky, N.A., Uddin, A.S.M.A., Mahmud, M.A., Sarker, M.S., Rahman, M.S., Grace, Delia, Lindahl, Johanna F.

“…This study investigated bacterial contamination and the AMR profile of pathogens in marketed food in Bangladesh and explored barriers to reducing AMR in the country. …”
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Extent and drivers of mycotoxin contamination: Inferences from a survey of Kenyan maize mills por Mutiga, S. K., Were, V., Hoffmann, Vivian, Harvey, J. W., Milgroom, M. G., Nelson, R. J.

Materias: “…contamination…”
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Enzyme dynamics in contaminated paddy soils under different cropping patterns (NE Italy) por Nadimi-Goki, Mandana, Bini, Claudio, Wahsha, Mohammad, Kato, Yoichiro, Fornasier, Flavio

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Aluminum-contaminant transport by surface runoff and bypass flow from an acid sulphate soil por Minh, L.Q., Tuong, T.P., van Mensvoort, M.E.F., Bouma, J.

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Comparative Nutrient and Contaminant Analysis of Hatchery-Reared and Wild Small Indigenous Fish Species por Bhadury, Punyasloke, Dubey, Sourabh

Materias: “…contaminants…”
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Irrigated urban vegetable production in Ghana: Sources of pathogen contamination and health risk elimination por Amoah, Philip, Drechsel, Pay, Abaidoo, Robert C.

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Effect of low-cost irrigation methods on microbial contamination of lettuce irrigated with untreated wastewater por Keraita, Bernard N., Konradsen, Flemming, Drechsel, Pay, Abaidoo, Robert C.

“…Objective  To assess the effectiveness of simple irrigation methods such as drip irrigation kits, furrow irrigation and use of watering cans in reducing contamination of lettuce irrigated with polluted water in urban farming in Ghana.Methods  Trials on drip kits, furrow irrigation and watering cans were conducted with urban vegetable farmers. …”
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