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Arid Region

Balance of nitrogen and phosphorus in a reservoir in the tropical semi-arid region

Balance of nitrogen and phosphorus in a reservoir in the tropical semi-arid region

... semi- arid region, climate variability, the long water retention time and high rates of evapotranspiration, added to anthropic action upstream of the basin, contribute to an increase in nutrient ...

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CLIMATE CHANGE AND URBANIZATION: EVIDENCE FROM THE SEMI-ARID REGION OF BRAZIL

CLIMATE CHANGE AND URBANIZATION: EVIDENCE FROM THE SEMI-ARID REGION OF BRAZIL

... northeast region between 1970 and 2000 was approximately 46%, which indicates the importance of this migratory flow in the composition of the urban population of the semi-arid region of ...

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The genus Stachybotrys (anamorphic fungi) in the semi-arid region of Brazil

The genus Stachybotrys (anamorphic fungi) in the semi-arid region of Brazil

... More than 50 species are accepted in the genus (Pinruan et al. 2004). however, only eight species are reported for semi-arid region of Brazil: S. bisbyi (sriniv.) g.l. Barron and S. kampalensis hansf. ...

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BROILER BREEDER HEN PERFORMANCE AND EGG HATCHABILITY DURING RAINY SEASON IN BRAZILIAN SEMI-ARID REGION

BROILER BREEDER HEN PERFORMANCE AND EGG HATCHABILITY DURING RAINY SEASON IN BRAZILIAN SEMI-ARID REGION

... semi-arid region presents two distinct seasons: one of them when high temperatures and low humidity are recorded and the other with mild temperatures and ...

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Floristic diversity of two crystalline rocky outcrops in the Brazilian northeast semi-arid region

Floristic diversity of two crystalline rocky outcrops in the Brazilian northeast semi-arid region

... ABSTRACT – (Floristic diversity of two crystalline rocky outcrops in the Brazilian northeast semi-arid region). Floristic composition and structure of vegetation were studied in two rocky outcrop areas in ...

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Cryporchidism among indigenous breeds of bulls in a semi-arid region of Nigeria

Cryporchidism among indigenous breeds of bulls in a semi-arid region of Nigeria

... The study was carried out at the Sokoto metropolitan abattoir, Sokoto - Nigeria between May and August, 2012. Study area is located in the semi-arid zone of Nigeria (4). At the abattoir, bulls were examined after ...

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Physiological characteristics and yield of ‘Pérola’ pineapple in the semi-arid region

Physiological characteristics and yield of ‘Pérola’ pineapple in the semi-arid region

... Under semi-arid conditions, there is a maladjustment between ambience and ecological optimum for most unadapted crops. Thus, information on physiology and production is relevant for the introduction of pineapple ...

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Agronomic evaluation of 32 sorghum cultivars in the Brazilian semi-arid region

Agronomic evaluation of 32 sorghum cultivars in the Brazilian semi-arid region

... For plant height, groups 3 and 4 had mean values around 4.0 m, with low variation within groups (CV = 4.87 and 3.51%, respectively). However, groups 1 and 2 had mean values near 3.0 m and group 5 showed an intermediate ...

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Genetic improvement of Nellore cattle in the semi-arid region of northeastern Brazil

Genetic improvement of Nellore cattle in the semi-arid region of northeastern Brazil

... semi-arid region of Brazil represents approximately 57% of the northeastern ...this region is agriculture and livestock, in most cases, using traditional ...semi-arid region of ...

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Nitrogen utilization efficiency by naturally colored cotton cultivars in semi-arid region

Nitrogen utilization efficiency by naturally colored cotton cultivars in semi-arid region

... ABSTRACT - Knowledge on nitrogen (N) utilization efficiency in colored cotton enables the correct management of N fertilizers, optimizing yield and minimizing environmental degradation.The objective of this study was to ...

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Local Botanical Knowledge About Useful Species in a Semi-Arid Region From Northeastern Brazil

Local Botanical Knowledge About Useful Species in a Semi-Arid Region From Northeastern Brazil

... micro- region of Eastern Curimataú, in the semi- arid region of Paraíba state, Northeastern Brazil (06º45'58"S; 35°43'3"W) (Figure ...the region is semi-arid according to the ...

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Genetic gain of ‘Valenciana’ onion populations developed in the Brazilian Semi-Arid region

Genetic gain of ‘Valenciana’ onion populations developed in the Brazilian Semi-Arid region

... The present study aimed to estimate the genetic improvement at the least five cycles of recurrent selection and was carried out at Embrapa Semiarido, having the CNPH6400 as the base population, to release a new cultivar ...

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Pathologic evaluation of testis and epididymis of hairy rams in the semi-arid region of Piaui State

Pathologic evaluation of testis and epididymis of hairy rams in the semi-arid region of Piaui State

... The gross and histological examinations of testis and epididymis of 53 crossbred hairy rams in the semi- arid region of Piaui State showed 34 (64.1%) animals with pathologic changes: one animal presented ...

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Soil respiration in different agricultural and natural ecosystems in an arid region.

Soil respiration in different agricultural and natural ecosystems in an arid region.

... Autonomous Region (XUAR) in northwest China covers over one-sixth of China’s land area and includes the majority of the country’s arid areas ...this region [5], while the non-native species ...

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Ichthyofauna diversity of Taperoá II reservoir, semi-arid region of Paraíba, Brazil

Ichthyofauna diversity of Taperoá II reservoir, semi-arid region of Paraíba, Brazil

... To determine the fish species present in Taperoá II Reservoir, and their relevance to the local economy, this research aimed to evaluate the composition, abundance, degree of dominance and constancy of species, along ...

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OPTIMUM PLANT POPULATION FOR MAIZE-BEAN INTERCROPPING SYSTEM IN THE BRAZILIAN SEMI-ARID REGION

OPTIMUM PLANT POPULATION FOR MAIZE-BEAN INTERCROPPING SYSTEM IN THE BRAZILIAN SEMI-ARID REGION

... under rainfed conditions in the semi-arid Northeast Brazil. Half of this popula- tion may be used in intercropping studies in row ar- rangements of one row of maize to two or three rows of beans (Rao & ...

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Phenotypic divergence among wine grap accessions in the semi-arid region of Brazil

Phenotypic divergence among wine grap accessions in the semi-arid region of Brazil

... genebank was only intensified in recent years, due to the implementation of six wineries in the region. Until 2000, the wine production in Brazil had been practically restricted to the state of Rio Grande do Sul ...

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Metabolic profile of foot and mouth disease stressed sheep in semi arid region

Metabolic profile of foot and mouth disease stressed sheep in semi arid region

... Peripheral blood was collected from both diseased and control group and serum was separated which was further used to estimate the concentration of glucose, total [r] ...

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Screening of some semi-arid region plants for larvicidal activity against Aedes aegypti mosquitoes

Screening of some semi-arid region plants for larvicidal activity against Aedes aegypti mosquitoes

... In the present study, we have screened 11 plant species of local flora against the IV instar larvae of Aedes aegypti (Diptera: Culi- cidae).. Taxonomic identification was performed by [r] ...

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Estud. av.  vol.22 número63 en v22n63a05

Estud. av. vol.22 número63 en v22n63a05

... semi- arid region requires specific technologies for water resources use and ...Northeast region. The approach of those water policies for the Brazilian semi-arid region is the purpose ...

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