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Timer versus moisture sensor-based irrigation control of soilless lettuce:Effects on yield,quality and water use efficiency
Lactuca sativa L.var.capitata greenhouse volumetric water content leaching easily available water
2016/6/3
The study compares the effects of: timer (‘Timer’) and soil moisture sensor-controlled irrigation on soilless lettuce; two volumetric water content (Θ) thresholds for irrigation (0.30 (‘Θ = 0.3’) and ...
Early seedling growth response of lettuce, tomato and cucumber to Azospirillum brasilense inoculated by soaking and drenching
PGPR seedling emergence Cucumis sativus Lactuca sativa Lycopersicon esculentum
2015/3/25
This study evaluated the effects of three A. brasilense strains (i.e. Sp7, Sp7-S and Sp245) on the early seedling growth of lettuce, tomato and cucumber. Seeds were inoculated by soaking and drenching...
Interaction of soil moisture and excess of boron and nitrogen on lettuce growth and quality
ascorbic acid boron toxicity nitrogen fertilization
2015/3/19
A study of the effects of boron (10 mg/kg as H3
BO3
) and nitrogen (0-0.15-0.30-0.45-0.60 g/kg) fertilization in combination with soil water capacity (40% and 70%) on lettuce growth and nutritional ...
Effects of different light intensities on anti-oxidative enzyme activity, quality and biomass in lettuce
environmental stress superoxide radicals yield vegetable
2015/3/17
Recently, the worldwide demand for romaine lettuce (Lactuca sativa L.) has been increasing. Thus, regulation measures of supplementary or shading light are often used in the production of lettuce in s...
Diminished UV radiation reduces the spread and population density of Macrosiphum euphorbiae (Thomas) [Hemiptera: Aphididae] in lettuce crops
potato aphid UV-absorbing net IPM SADIE life table parameters
2015/3/17
UV-absorbing covers reduce the incidence of injurious insect pests and viruses in protected crops. In the present study, the effect of a UV-absorbing net (Bionet) on the spatio-temporal dynamics of th...
Incidence of Lettuce Downy Mildew (Bremia lactucae) and Powdery Mildew (Golovinomyces cichoracearum) in Natural Populations of Prickly Lettuce (Lactuca serriola)
wild plant pathosystem disease incidence
2015/3/11
The study was focused on the wild pathosystem Lactuca serriola–lettuce downy mildew (Bremia lactucae) and lettuce
powdery mildew (Golovinomyces cichoracearum). Observations were focused mainly on rec...
Assessment of a soil with moderate level of contamination using lettuce seed assay and terrestrial isopods assimilation assay
Lactuca sativa short-term bioassays soil contamination woodlice
2015/3/9
Lettuce (Lactuca sativa) seeds play a significant role in toxicity tests of isolated chemicals, pesticides, and environmental samples. Commonly, the main variables under study are the rate of seed ger...
Nutrients content and yield in selected cultivars of leaf lettuce (Lactuca sativa L. var. crispa)
leaf lettuce (Lactuca sativa L. var. crispa) cultivars nutrients
2015/1/24
Five cultivars of leaf lettuce (Lactuca sativa L. var. crispa) – Bergamo, Dubáček, Frisby, Lollo Rossa and Redin – were evaluated in two-year experiments carried out at the Faculty of Horticultur...
Description of morphological characters of lettuce (Lactuca sativa L.) genetic resources
biology characterization descriptors gene bank collections gene pool germplasm conservation morphotypes origin regeneration resistance taxonomy variability
2015/1/24
Lettuce (Lactuca sativa) is the most important crop in the group of leafy vegetables. It is characterized by considerable morphological and genetic variation. The crop comprises seven main groups of c...
The effect of Lignofert organic fertilizer on formation and quality of head lettuce yield
Lignofert–organic carbonaceous fertilizer head lettuce quality yield
2015/1/22
Nowadays soils for vegetable growing are poor in humus because the possibility of using stable dung is limited. The application of Lignofert organic carbonaceous fertilizer made of ground lignite seem...
Effect of hydration treatments on seed parameters of different lettuce (Lactuca sativa L.) seed lots
lettuce seed treatment prehydration osmotic priming germination
2015/1/20
The influence of hydration treatments on seed parameters of lettuce seed lots with different initial quality was investigated. Nine seed lots were treated by prehydration (for 3, 6, 12 and 24 hours) a...
Effect of electric pulse charged to culture soil on improvement of nutritional soil condition and growth of lettuce (Lactuca sative L.)
Electrically Pulsed Soil Lettuce Inorganic Nutrients Minerals Weathering
2013/3/4
This study is intended to measure variations of nutritional soil condition and mass spectrometric patterns to describe the specific effects of electric pulse charged to culture soil which induced an i...
Reduced nitrogen availability during growth improves quality in red oak lettuce leaves by minimizing nitrate content, and increasing antioxidant capacity and leaf mineral content
Lactuca sativa L. Hydroponic Phenolic Content Zinc Manganese Magnesium
2013/3/5
Overuse of N in lettuce production can lead to environmental problems caused by leaching and the accumulation of harmful nitrates in edible tissues. This study investigated the effect of applied nitro...
Performance, carcass analysis and sensory evaluation of cooked meat of snailets of African giant land snail (Archachatina marginata) fed pawpaw leaves, whole lettuce, lettuce waste and cabbage waste as sole feed ingredient
Snailets feedstuffs performance carcass analysis sensory evaluation
2011/1/12
There is paucity of information on quality feedstuffs for snail production in Nigeria. One hundred and eighty snailets (Archachatina marginata) of an average weight of 3.55±1.10 g were randomly distri...
Effects of Rice Husk Charcoal Covering on the Qualities of Lettuce Plug Seedlings under Organic Fertilization during the Cool Season
growth nitrogen uptake organic cultivation
2010/11/24
The effects of a rice husk charcoal (RHC) covering on the growth, nitrogen uptake and post-transplant growth were investigated in lettuce plug seedlings under organic fertilization during the cool sea...