Plastics such as polystyrene are resistant to biodegradation, pollute the environment, and negatively impact health of living organisms. However, several organisms, larvae Tenebrio molitor (Coleoptera: Tenebrionidae) their associated gut microbiome, contribute its degradation. The aim this research was determine efficiency degradation expanded (EPS) by bacteria isolated from T. molitor. To achieve this, a set EPS-degrading selected based on time required utilize polymer carbon energy source....

Substrate formulations based on Oryza sativa (rice) husk supplemented with sugar industry waste bagasse and Saccharum officinarum L. filter cake were used as an alternative substrate to cultivate mushrooms such Pleurotus osteatrus, being essential the comparison of productivity parameters carried out carpophores produced per productive cycle, period, biological efficiency production rate, in addition physicochemical analysis lignocellulosic substrates, which case organic matter, nitrogen,...

Microbial biotechnology employes techniques that rely based on the natural interactions occur in ecosystems. Bacteria, including rhizobacteria, play an important role plant growth, providing agricultural crops with alternative can mitigate negative effects of abiotic stress, such as those caused by saline environments. In this study, bacterial isolates were obtained from soil and roots Prosopis limensis Bentham department Lambayeque, Peru. This region has high salinity levels, therefore,...

The demand for bromelian and pineapple fruit has been increasing substantially in the world because of their benefits human health use diverse areas. In this context, work aimed to study capacity higher retention (concentration); bromelain activity underwent ultrafiltration from juice (Ananas comusus L. Merrill). All assays were carried out at pH 7.0 7.5, 0.05 0.40 bar transmembrane pressures. Results have shown that best operating conditions, between 85 87% was recovered using plain...

Lead is a persistent heavy metal in the soil that can accumulate edible plants, so non-polluting strategies are required for its removal. In this study, efficiency of weeds with associated rhizobacteria phytoremediation contaminated lead (800 ppm) was investigated. Weeds tolerance were selected, as well promote plant growth vitro. Several bacterial consortia (BC) applied on three weed species, and weight aboveground biomass weeds, phytotoxicity after phytoremediation, parameters lower...

Las bacterias y los hongos son un riesgo potencial para el material arqueológico trabajadores de museos en Lambayeque, Perú. Con objetivo cuantificar la microbiología ambiental aislada del museo Tumbas Reales Sipán, se muestrearon cuatro almacenes, con Agar Nutritivo Papa Dextrosa, incubándose a 30 °C, aerobiosis, hasta por 7 días, y, 10 hongos. Se cuantificaron máximo 2,7x10 4 UFC cm -2 , las superficies pisos paredes; 1,4x10 3 m -3 aire filamentosos, 7,5x10 9,1x10 aire. aislaron e...

Halomonas sp. strain HG01, isolated from a salt mine in Peru, is halophilic aerobic heterotrophic bacterium accumulating poly-3-hydroxybutyrate and poly(3-hydroxybutyrate-co-3-hydroxyvalerate) different carbon sources. Here, we report the draft genome sequence of this isolate, which was found to be 3,665,487 bp long, with G+C content 68%.

The growing of Solanum lycopersicum L. "tomato" is affected by salinity, reducing its water consumption, and affecting negatively plant growth development. Therefore, it necessary to seek sustainable cultivation fertilization options, such as the use growth-promoting rhizobacteria. This research aimed determine potential rhizospheric Actinobacteria isolated from Opuntia sp. "prickly pear" tomato promoting under salinity. genera were identified, synthesis 1-aminocyclopropane-1-carboxylic acid...

En este trabajo se determinó el rendimiento de polihidroxialcanoatos (PHA) producido por microorganismos aislados suelo y aguas las salinas Morrope, Lambayeque, Perú. La población enriqueció con caldo HM1, glucosa (15 gL-1) como fuente carbono, modificado 15, 20 25 g/100 mL NaCl, incubó a 30 °C en aerobiosis hasta observar turbidez o película crecimiento aisló agar HM1 obteniendo cultivos halófilos. HM2 (30 gL-1), su respectiva concentración NaCl investigó la producción gránulos PHA tiempo...

El crecimiento y desarrollo del cultivo de tomate (Solanum lycopersicum L.) es afectado por la salinidad. La investigación se realizó con el objetivo determinar efecto bacterias rizosféricas algarrobo (Prosopis limensis Benth) en tomate, bajo Se empleó un diseño experimental completamente aleatorio los siguientes cuatro tratamientos: testigo absoluto (no inoculado) (T1), químico 180 kg·ha-1 N, 100 P, 120 K (T2), dos tratamientos actividad enzima 1-aminociclopropano-1-carboxilato (ACC)...

Objective: Solid waste management is a topic of growing concern globally due to the environmental, economic and social impacts. In this regard, objective was teach household solid pilot group families through application an environmental educational program, ensure sustainability clean city with green future. Method: Conferences were held experts in field, which provided essential information for formulation problem, objective, activity trees. For three key dimensions considered: knowledge...

El proceso de carbonización hidrotérmica ha llamado la atención comunidad académica y científica como una tecnología emergente ecológica para transformación los residuos lignocelulósicos urbanos en fuente bioenergía forma sólida (hidrocarbón), líquida gaseosa. Esta revisión aborda comprensión las propiedades el potencial uso estos bioenergía. Se analizan fisicoquímicas energéticas residuos, así parámetros operación que influyen su transformación. Además, se presentan nuevas perspectivas...

Polystyrene, known for its resistance to biodegradation, constitutes a significant source of environmental pollution. However, certain insects and associated microorganisms have been found degrade it, using this material as carbon energy. Therefore, the objective review is critically evaluate characterization techniques used analyze biodegradation polystyrene by microorganisms. The aim identify strengths limitations these techniques, well their contribution knowledge degradation in an...

ABSTRACT Plastics such as polystyrene are resistant to biodegradation, pollute the environment, and negatively impact health of living organisms. However, several organisms, larvae Tenebrio molitor (Coleoptera: Tenebrionidae) their associated gut microbiome, contribute its degradation. The aim this research was determine efficiency expanded (EPS) degradation by bacteria isolated from T. larvae. To achieve this, a set EPS-degrading selected based on time required utilize polymer carbon energy...

Crops of Vigna unguiculata L. “cowpea” and Zea mays “corn” require chemical fertilizers for proper growth development; however, its inadequate application contaminates the environment, creating need to search new alternatives that reduce impact. Due this, objective this research was determine effect a biofertilizer from fish wastes on yield cowpea corn, their rhizospheric microbiota. The physicochemical biological characteristics were determined, then applied field under completely...

Microbial biotechnology employs techniques that rely on the natural interactions occur in ecosystems. Bacteria, including rhizobacteria, play an important role plant growth, providing crops with alternative can mitigate negative effects of abiotic stress, such as those caused by saline environments, and increase excessive use chemical fertilizers. The present study examined promoting potential bacterial isolates obtained from rhizospheric soil roots Asparagus officinalis cultivar UF-157 F2...

Objetivo: determinar la producción de polihidroxialcanoatos producidos por bacterias potencialmente fijadoras nitrógeno aisladas Asparagus officinalis L. Métodos: Muestras suelo rizosférico, raíces y tallos previamente desinfectados, se cultivaron en medios sin para aislar rizosféricas endófitas, respectivamente. En caldo fermentación con glicerol como fuente carbono, investigó gránulos PHA estas bacterias, coloreándolas Sudan Negro B después 24 48 horas. Los dos cultivos bacterianos los que...

La biorremediación de hidrocarburos petróleo es favorecida por los biosurfactantes. El objetivo la investigación fue determinar el rendimiento surfactantes producidos Pseudomonas spp. degradadoras petróleo. Se colectaron muestras suelo contaminado y se consideraron cuando utilizaron como fuente carbono energía. Las bacterias productoras seleccionaron mediante prueba dispersión gota en medio mínimo salino Davis con 1% glicerol las tres que alcanzaron mayor diámetro halo emulsión determinó...

Bacillus sp. and Pseudomonas they are capable of promoting plant growth reducing the stress caused by salinity. Given this, present study sought to determine potential isolated from rhizosphere Opuntia quitensis "prickly pear" as promoters in Zea mays L. "corn" under saline stress. The sample roots rhizospheric soil prickly pear was carried out it taken laboratory for isolation phenotypic identification sp., subsequently their ACC deaminase activity ability increase germination rate corn...

Objetivo: Determinar el potencial de los hongos rizósfericos Echinopsis pachanoi “San Pedro hembra”, como promotores crecimiento en Zea mays L. “maíz” bajo estrés salino. Materiales y métodos: Estudio transversal descriptivo. Los se aislaron agar papa dextrosa (PDA) identificaron fenotípicamente. Se investigó la actividad enzima 1- aminociclopropano carboxilato (ACC) desaminasa, producción índoles, solubilización fosfato tricálcico efecto desarrollo maíz, un suelo salino (CE= 8,213 dSm-1 ),...