Crisphead lettuce
Yield and postharvest quality of winter growing crisphead lettuce as affected by doses of nitrogen and molybdenum
... for crisphead lettuce under conditions of winter cultivation to have shorter stems, compared to summer cultivation, probably due to its better adaptation to cultivation under conditions of amenable ...
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Performance of crisphead lettuce cultivars under protected environment in different times of production
... The microclimatic conditions were altered by the use of shading screens, such as by the time of year of production, especially in the second semester (September to December) when compared to full sun. The meteorological ...
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GREENHOUSE CRISPHEAD LETTUCE GROWN WITH MULCHING AND UNDER DIFFERENT SOIL WATER TENSIONS
... Water use efficiency (WUE) states the relationship between crop yield and water consumption. Regarding the crisphead lettuce, a quadratic regression can explain the variations in WUE throughout different ...
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Bioactive compounds and antioxidant activity of crisphead lettuce (Lactuca sativa L.) of three different cultivation systems
... The crisphead lettuce (Lactuca sativa ...Curly lettuce is a fresh vegetable consumed alone or in combination with other vegetables ready for consumption, usually consumed in mixed and fresh-cut ...
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MINERAL NUTRITION OF CRISPHEAD LETTUCE GROWN IN A HYDROPONIC SYSTEM WITH BRACKISH WATER
... The crisphead lettuce was harvested at 21 (Experiments I) and 30 (Experiments II) days after transplanting (DAT). Subsequently, the shoots were separated from the roots and subjected to a temperature of ...
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Evaluation of crisphead lettuce cultivars in different cover types by manova and discriminant analysis
... The experiment - The data used in this work is related to an experiment carried out in Lavras, Minas Gerais state, Brazil, in Rhodic Hapludox Oxisol. The aim was to study the use of the cover crops (mulch) as an ...
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DRIP PULSES AND SOIL MULCHING EFFECT ON AMERICAN CRISPHEAD LETTUCE YIELD
... Another technique of great contribution to food production is the covering of soil with plastic material (mulching); a method that aims to control weeds and reduce water loss through evaporation. It also facilitates ...
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Volume of cells on trays influences hydroponic lettuce production
... considering lettuce the predominant vegetable grown under hydroponic NFT system: Grand Rapids type, followed by crisphead lettuce, looseleaf type and other varieties (Sala & Costa, ...
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Screening of lettuce accessions for resistance to Fusarium
... and lettuce mosaic virus, pathotype ...leaf lettuce cultivar carrying multiple resistance to diseases in Brazil (Sala & Costa, 2005; Sala et ...of lettuce and a source of resistance to various ...
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Image phenotyping of lettuce germplasm with genetically diverse carotenoid levels
... Lettuce (Lactuca sativa L.) is the most consumed leafy vegetable in the world and ranks third among all vegetables in production volume. Crisphead lettuce is more economically important than iceberg, ...
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Agronomic and economic viability of intercropping onion and lettuce
... of lettuce and onion carried out as an experiment, considering the current prices during the experimental period; (d) return rate (RR) for invested Real (BLR $), calculated using the formula RR = GI/C for each ...
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GERMINATION AND VIGOR OF LETTUCE SEEDS UNDER DIFFERENT TEMPERATURES
... By studying the behavior of temperatures within each cultivar, it is observed that as the temperature increased from 20 to 25°C there were significant increases in the percentage of dormant seeds of the cultivars ...
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Effect of biofertilizer on soil fertility and lettuce nutrition
... This work aimed to evaluate the effect of the application of efficient microorganisms (EM), in the form of a biofertilizer, on soil fertility and leaf nutrition of lettuce during two crop cycles. One of the ...
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Transgenic lettuce seedlings carrying hepatitis B virus antigen HBsAg
... Together with medical, epidemiological, ethical, and practical considerations, economic considerations are also taken into account in the allocation process of health care resources. In addition, the advent of cheaper ...
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PHYSICOCHEMICAL CHARACTERISTICS OF PURPLE LETTUCE HARVESTED AT DIFFERENT AGES
... Lettuce is a rich source of vitamins A and E, minerals, polyphenols and other bioactive compounds such as carotenoids (NICOLLE et al., 2004a, 2004b). Carotenoids have pro-vitamin A (HASKELL, 2013) and antioxidant ...
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ECONOMIC ANALYSIS OF ORGANIC GREENHOUSE LETTUCE PRODUCTION IN TURKEY
... The organic greenhouse lettuce project was successful in developing and demonstrating different organic fertilizer applications for growers to produce high quality lettuces. Utilization of organic fertilizers ...
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Frequência de Lettuce big-vein associated virus e Mirafiori lettuce big-vein virus em Plantas de alface no Estado de São Paulo e transmissão através de extrato vegetal e solo.
... temperature. Plants with MLBVV and LBVaV (mixed infection) were used as source of virus in a host range assay at 16C/ 10°C (day/ night) and 11h light period. MLBVV was transmitted to Nicotiana tabacum TNN, N. rustica, N. ...
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Socio-economic Characteristics and Perception of the Lettuce Consumer
... Analysis of the results relative to consumer perception at the time of purchase was guided by socio-economic characteristics. As can be seen, there is a segmentation among the 120 respondents, which, as pointed out in ...
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DISSERTAÇÃO_Sequenciamento genômico parcial de um isolado atípico do Lettuce mosaic virus (LMV)
... As doenças de etiologia viral são consideradas como um dos maiores problemas fitossanitários da cultura da alface, onde o Lettuce mosaic virus (LMV) tem sido o mais importante entre os vírus que ocorrem no Brasil. ...
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Lettuce genotype resistance to “soft rot” caused by Pectobacterium carotovorum
... the lettuce genotypes were grouped into classes representing their reaction (average score) to the disease using the following classification system: class 1 = resistant (R): severity (Sev) < ...
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