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Effect of biodegradable coatings on the shelf life of Hancornia speciosa

Abstract: The production of Hancornia speciosa Gomes, in Brazil, has increased significantly in recent years, with a concomitant increase in post-harvest losses, making it important to find out new techniques that contribute to extend the shelf life of this fruit witho

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Differences between laboratory and sensor analyses for soil attributes

Abstract: Sensors used in precision agriculture can perform readings of georeferenced points aiming to determine the electrical conductivity, pH and organic matter. These devices have a high operational capacity, but with little information on the quality of their coll

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Yield and physical characterization of Passiflora cincinnata in the Brazilian Savanna

Abstract: For the Caatinga passion fruit (Passiflora cincinnata Mast.), there are no indications of varieties specific for the Brazilian Savanna conditions, as well as conduction techniques that make it possible to express a greater yield potential. This study aimed to

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Influence of native and exotic tree plantations on biophysical indicators in the Brazilian Savanna

Abstract: The monitoring of biophysical indicators can show the conservation or recovery status of a landscape. This study aimed to analyze the influence of tree plantations on the dynamics of biophysical indicators (albedo, NDVI, surface temperature and evapotranspira

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Organic fertilization in the production and chemical composition of non-conventional leafy vegetables

Abstract: Non-conventional leafy vegetables can be a good source of nutrients for the human diet, but there is little information on fertilization for these species. This study aimed to evaluate the effect of organic fertilization with cattle manure on the production a

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Effect of water deficit and sowing date on oil and protein contents in soybean co-inoculated with Azospirillum brasilense

Abstract: The soybean chemical composition is strongly influenced by genetic factors, as well as their interaction with the environment and management practices. Among the environmental factors, water deficit and temperature are those that most contribute to modify the

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Quality of pre-sprouted sugarcane seedlings grown on substrates with decomposed babassu palm stem

Abstract: The use of pre-sprouted seedlings in the implantation of sugarcane crops not only reduces the establishment period and production costs, but also has other advantages, such as a lesser requirement of propagules (stems) and greater phytosanitary control of the

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Effects of biotite syenite on the nutrient levels and electrical charges in a Brazilian Savanna Ferralsol

Abstract: In the Brazilian Savanna, most of the soils have a low natural fertility. In order to overcome this limitation, farmers use large amounts of soluble fertilizers, causing environmental impacts. In the present study, finely ground biotite syenite (0; 600; 1,200

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Pre-germinative treatments applied to Chionanthus pubescens and C. virginicus seeds for sexual propagation

Abstract: Chionanthus pubescens Kunth and C. virginicus seeds present double dormancy, what represents a problem for their sexual reproduction, given that it prevents them from reaching adequate germination rates. This research aimed to apply pre-germinative treatments

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In vitro growth of Cattleya nobilior Rchb. f.: culture media, sealing systems and irradiance

Abstract: Some factors may influence the in vitro culture of native orchids, especially the culture medium, sealing system and light condition. This study aimed to evaluate the addition of banana pulp and peel in the formulation of culture media, sealing system and irr

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Assessing the Impact of the ABC Cerrado Project1

Abstract: Projects that help rural producers to use sustainable production practices are essential for the preservation of biomes. The ABC Cerrado Project, for example, aimed to promote the sustainable land use, as well as to improve the forest management, in the Cerra

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Fertility, carbon stock and aggregate stability of an Alfisol under integrated farming systems

Abstract: Integrated farming systems are promising strategies for the recovery of pastures and degraded soils. This study aimed to evaluate the effect of integrated farming systems arrangements, after four years of implementation, on the fertility, carbon stock and agg

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Seed viability test of orchids native to the Brazilian Savanna1

Abstract: An essential factor for the formation of a native orchid seed bank is the identification of the viability of stored seeds. This study aimed to determine a methodology for optimizing the tetrazolium test, in the identification of the viability of stored seeds

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Yield prediction of ‘Prata Anã’ and ‘BRS Platina’ banana plants by artificial neural networks1

Abstract: Prediction models may contribute to data analysis and decision-making in the management of a crop. This study aimed to evaluate the feasibility of predicting the yield of ‘Prata-Anã’ and ‘BRS Platina’ banana plants by means of artificial neural networks, as w

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Phenotypic variability of fruits and seeds in natural populations of Hymenaea stigonocarpa (Mart. Ex Hayne)

Abstract: Hymenaea stigonocarpa (Mart. Ex Hayne), popularly known as jatobá-do-cerrado, is a fruit tree widely distributed in the Brazilian Savanna, has multiple uses and is a promising genetic resource. This study aimed to physically characterize fruits and seeds of H

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Pollen viability and germination in Elaeis oleifera, Elaeis guineensis and their interspecific hybrid

Abstract: Elaeis oleifera chromosomes are similar to those of E. guineensis, with close gene pools for the production of interspecific O x G hybrids. The pollen viability and germination of E. oleifera ‘Coarí’ and E. guineensis ‘La Mé’ were compared to their interspeci

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Effect of Savanna windrow wood burning on the spatial variability of soil properties

Abstract: Tropical Savannas cover an area of approximately 1.9 billion hectares around the word and are subject to regular fires every 1 to 4 years. This study aimed to evaluate the influence of burning windrow wood from Cerrado (Brazilian Savanna) deforestation on the

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Floristic and structural aspects of Brazilian Savanna phytophysiognomies in the northern Goiás state, Brazil

Abstract: The Legado Verdes do Cerrado Sustainable Development Reserve is home to the largest private contiguous area of native vegetation in the Cerrado (Brazilian Savanna) biome, but its flora is still little studied. A floristic and phytosociological study was carri

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Genetic parameters and multiple-trait selection in wheat genotypes

Abstract: Mixed models and multivariate analysis are powerful tools for selecting superior genotypes in plant breeding programs. The BLUP (best linear unbiased prediction) method has been used to predict genetic values without environmental effects. Furthermore, the FA

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Yield and diametric structure of Dimorphandra mollis Benth

Abstract: Dimorphandra mollis is native to the Brazilian Savanna and has social, economic and environmental importance. This study aimed to evaluate the yield and diametric distribution of Dimorphandra mollis Benth. in the Pandeiros River Environmental Protection Area,

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Agronomic response of cauliflower to the addition of silicon to the soil under water deficit1

Abstract: Water deficit in cauliflower cultivation may impair its development and yield. This study aimed to analyze the agronomic performance of cauliflower grown in a protected environment, under different water conditions and silicon (Si) doses. The experiment was a

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Postharvest quality of fresh murici fruits as a function of storage and packing

Abstract: Murici is a typical Brazilian Savanna fruit widely consumed by local communities. This study aimed to evaluate the postharvest quality of murici fruits as a function of storage and packing. The experiment followed a triple factorial scheme (3 x 2 x 9), evalua

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Production, water-use efficiency and post-harvest quality of hydroponic mini watermelon under salinity stress1

Abstract: Irregularity or shortage of rainfall in semi-arid regions forces farmers to use low-quality water to irrigate crops. The present study aimed to assess the water-use efficiency and post-harvest quality of ‘Sugar Baby’ mini watermelon in response to different e

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Low leaf sodium content improves the grain yield and physiological performance of wheat genotypes in saline-sodic soil

Abstract: Salt stress is a major production constraint in wheat. The maintenance of a low Na+ accumulation in the leaves may improve the tissue tolerance against salt stress. A field experiment was conducted to discriminate twenty wheat genotypes, based on leaf Na+ acc

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Selection of Hancornia speciosa germplasm accessions based on the FAI-BLUP index

Abstract: Hancornia speciosa Gomes is one of the native fruit species most frequent in the Brazilian Savanna. Studies on the genetic variability of quantitative traits for this species are scarce and the identification of accessions with the best agronomic traits may s

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Efficiency of a new Waitea circinata extract against rice pathogens

Abstract: Waitea circinata (Warcup & Talbot) is an orchid antagonist mycorrhizal fungus with biocontrol potential against rice pathogens. This study aimed to optimize the extraction method, obtain a new extract and evaluate its efficiency against rice pathogens in vitr

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Spray technology for deposition of droplets on coffee leaves and fruits1

Abstract: The correct deposition of spray along the canopy is important for the phytosanitary control in coffee plants; however, the structure of the plant makes this distribution difficult. This study aimed to evaluate the deposition of a tracer on leaves and fruits i

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Vegetation sensors as a tool for plant population identification and corn grain yield estimation

Abstract: The estimated corn grain yield is dependent on plant density and should be monitored from the beginning of its development, especially between the phenological stages V3 and V10, since these stages are more responsive to management strategies. This study aime

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Characterization and storage of Eugenia klotzschiana O. Berg fruits

Abstract: Pera-do-cerrado (Eugenia klotzschiana O. Berg) has a good appearance and adequate post-harvest shelf life. However, little information is available regarding its maturity stages. This study aimed at characterizing E. klotzschiana fruits harvested at three mat

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Frequentist and Bayesian inference for gas exchanges of drip-irrigated bell pepper1

Abstract: The water deficit or excess may cause undesirable changes in yield and physiological aspects of irrigated crops. Considering the analysis of experimental data, the use of classical statistical methods may not be sufficient to detect morphological and physiolo

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Microbiological and structural quality of Oxisol under pasture renewal systems

Abstract: The central Brazilian Savanna biome, known as Cerrado, has a vast area of pastures affected by some degree of degradation, where one of the main challenges is incorporating these areas into a crop production system. This study aimed to evaluate the effect of

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Tree resin as a cultivation strategy under water deficit

Abstract: The search for alternatives that enable the improvement of the soil water retention capacity should focus on a better water use by cultivated plants. This study aimed to evaluate the effect of natural tree resin rates and irrigation levels on the cotton (inte

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Flowering induction in mango tree: updates, perspectives and options for organic agriculture

Abstract: The artificial flowering induction in mango tree is the most important crop management in mango orchards and requires greater attention from growers. The management involves three steps: stoppage of plant growth, branch maturation and flowering induction with

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Prevalence of Dysmicoccus brevipes (Cockerell, 1893) (Hemiptera: Pseudococcidae) in MD2 pineapple crop areas in Colombia

Abstract: Pineapple mealybug wilt has been reported as one of the most important diseases affecting pineapple crops worldwide. This study aimed to determine the prevalence of mealybugs associated with two agroclimatic zones of pineapple production in the department of

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Partial sequencing of a putative Alstroemeria necrotic streak orthotospovirus isolate detected on lettuce in Colombia

Abstract: Lettuce is the most cultivated leafy salad vegetable in Colombia, being the municipality of Madrid, in the Department of Cundinamarca, the second largest producer. In this region, lettuce plants with foliar symptoms characterized by brown necrotic spots formi

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Weed management in the dry season: interferences in physiology and quality of Persian lime fruits

Abstract: Weed interference in young citrus orchards causes significant damages, especially when competition occurs during the dry season, when environmental resources are even more scarce. This study aimed to test the effects of interference periods and weed managemen

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Adaptability and stability of conventional soybean by GGE biplot analysis

Abstract: The conventional soybean production has been reestablishing itself every year, due to the fact that the international market has demanded products with high agronomic performance and nutritional quality, free of genetically modified organisms. This study aime

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Calcium particle film improves sweet potato growth and partitioning

Abstract: High temperatures may affect the development and yield of the sweet potato crop. Technologies such as particle films can mitigate their effects. This study aimed to evaluate the effect of calcium oxide (CaO) particle film on sweet potato remobilization and ac

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Efficiency of phonolite as a potassium source for Paiaguás palisadegrass

Abstract: Potassium chloride (KCl) is the most widely used potassium source to meet crops requirements. However, Brazil’s dependence on imports to meet the national demand demonstrates the need to assess the efficiency of other sources of this nutrient. The present stu

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Production components of sunflower cultivars at different sowing times

Abstract: The sowing time is of fundamental importance for achieving high yields in the sunflower (Helianthus annuus L.) crop, reducing risks and losses and maximizing the crop yield. This study aimed at evaluating the effect of the sowing time on morphological (plant

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Potted platycodon production in response to paclobutrazol

Abstract: Platycodon grandiflorus is an ornamental species that can be marketed as a potted flower; however, it has fragile and bending floral stems. Plant growth regulators, such as paclobutrazol, are compounds that reduce stem elongation, enabling the production of p

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Multifunctional characteristics of Acinetobacter lwoffii Bac109 for growth promotion and colonization in micropropagated sugarcane

Abstract: Endophytic bacteria with multifunctional characteristics can benefit plants through different mechanisms, as well as promoting growth in an efficient, low-cost and ecofriendly way. This study analyzed the potential of the multifunctional endophytic isolate Ac

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Genetic control of anthracnose stalk rot resistance in tropical maize

Abstract: The genetic resistance to diseases in plants represents an important support pillar in modern agriculture. This study aimed to determine the genetic inheritance to anthracnose stalk rot resistance in tropical maize. Nine segregating families were obtained fro

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Genetic variability of the initial growth of Eugenia dysenterica DC.: implications for conservation and breeding

Abstract: Eugenia dysenterica DC. is a native tree from the Brazilian Savanna known as a genetic resource for its fruits and culinary potential. The knowledge on the genetic variability of agronomic traits is important to support studies on its conservation and domesti

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In vitro shoot regeneration in Myracrodruon urundeuva Fr. All

Abstract: Myracrodruon urundeuva Fr. All. is a tree threatened with extinction, which has wood and medicinal potential. This study aimed to analyze the in vitro shoot regeneration in M. urundeuva, in order to increase the species multiplication. Two experiments were co

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Intraspecific variation in the Chrysodeixis includens (Walker) (Lepidoptera: Noctuidae) susceptibility to insecticides

Abstract: The looper caterpillar Chrysodeixis includens (Walker) is considered the main defoliating pest in soybean crops, which contributes to yield losses. Delaying its resistance to insecticides is a major challenge in its management. This study aimed to characteriz

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Effect of fungicides on the symbiosis between Bradyrhizobium strains and peanut

Abstract: Seed treatment with fungicides is an important practice for the control of phytopathogens in peanut crops. However, these products can harm rhizobacteria (Bradyrhizobium) and inhibit processes such as biological nitrogen fixation. This study aimed to verify t

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Agronomic potential and indications for the genetic breeding of sweet corn local varieties carrying the sugary1 gene

Abstract: Sweet corn (Zea mays L.) local varieties are important gene sources for breeding programs, mainly in participatory research models. This study aimed to evaluate the agronomic performance of seven sweet corn local varieties (2255A, 2029A, 2276A, 2514A, 3000A,

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Chemical products for corn bacterial streak control

Abstract: Xanthomonas vasicola pv. vasculorum is one of the main bacterial diseases in corn, which causes damage to crops due to its fast dissemination and difficult control. This study aimed to evaluate the effects of chemical products on its control and corn grain yi

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Fertilization factor associated with nitrogen sufficiency index for nitrogen topdressing fertilization in common bean

Abstract: The current recommendations for nitrogen (N) doses may not contemplate the complex dynamics of N in the soil, what may imply in insufficiency to the crop demand. This study aimed to evaluate the use of two portable chlorophyll meters (Minolta SPAD 502 and Clo

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Effect of shading screens on the production and quality of ‘Smooth Cayenne’ pineapple

Abstract: In pineapple cultivation, it is common to cover the fruit with newspaper, in order to avoid scalding caused by sunburn. However, the scarcity of material and the large labor force required have led to the search of control alternatives. This study aimed to ev

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Use of unmanned aerial vehicle to calculate soil loss

Abstract: Satellite remote sensing systems are widely used in environmental studies for providing regional scale analyses with high temporal resolution. On the other hand, when local small scale spatial studies based on very high resolution data at specific moments are

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In vitro morphogenesis of Physalis ixocarpa Brot ex. Horm

Abstract: Physalis ixocarpa Brot. ex Horm. is considered the most economically important species of the genus. Tissue culture is pointed out as a strategy for its propagation, but researches indicate that in vitro responses are genotype-dependen

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Effect of fruit load of the first coffee harvests on leaf gas exchange

Abstract: Coffee production between the first and second harvest presents a difference in the fruit load with the plant age that could affect the leaf gas exchange. This research aimed to evaluate the effect of the increase in fruit load that occurs between the first a

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Bean yield under irrigation depths and tillage systems

Abstract: Yield response data of crops to soil and water management are vital for maximizing profits. This research aimed to evaluate the yield of the ‘IPR Andorinha’ bean cultivar under distinct irrigation depths (0, 25, 48, 100 and 130 % of the net irrigation depth)

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Development of color guides to evaluate the maturity of cacao clones by digital image processing

Abstract: Raw material homogeneity is one of the most requested characteristics in any production industry, and the cacao industry is no exception. However, there are many factors that affect the final quality of fruits, among them the variety and maturity stage. The p

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Phenotypic variability of cowpea genotypes for immature seed harvesting

Abstract: Seed color, brightness and texture are important aspects for the consumption of immature beans. This study aimed to estimate the phenotypic variability among thirty cowpea genotypes for immature seed harvesting, in order to guide breeding programs. The experi

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Use of nitrogen sufficiency index to estimate topdressing doses for common bean

Abstract: Portable chlorophyll meters can be used to improve the prediction of nitrogen (N) doses for common bean. This study aimed to evaluate two chlorophyll meters (Minolta SPAD-502 and ClorofiLOG CFL 1030) to predict topdressing N doses for the Pérola, TAA Gol and

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Residual activity of sulfentrazone and its impacts on microbial activity and biomass of Brazilian Savanna soils

Abstract: Soil attributes may affect the residual activity and impacts of herbicides on non-target organisms. This study aimed to evaluate the residual activity of the sulfentrazone herbicide and its impacts on microbiological parameters of Brazilian Savanna soils, as

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Ultisols fertility and morphological characteristics of fixing bacteria from oil palm rhizosphere

Abstract: Exploratory studies on microorganisms from the oil palm rhizosphere can be used to increase the nitrogen availability in acidic soils. The present study aimed to determine the soil nutrients and obtain the relationship among the soil chemical characteristics,

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