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Promotive effects of 5-aminolevulinic acid on photosynthesis and chlorophyll fluorescence of tomato seedlings under suboptimal low temperature and suboptimal photon flux density stress – Short communication
protected culture Solanum lycopersicum environmental stress chemical substance carbon assimilation
2015/3/17
Effects of 5-aminolevulinic acid (ALA) on photosynthetic characteristics of tomato grown under suboptimal conditions were investigated to evaluate the potential value of ALA spraying in vegetables. Th...
Effect of Local Heating around the Tomato Shoot Apex and Flower Clusters on Plant Surface Temperature and Characteristics Related to Fruit Yield
energy-saving fruit set percentage pollen fertility surface temperature thermography
2010/11/24
Heating costs have become a problem for greenhouse tomato production because of the rapid increase in fossil fuel prices in recent years. To reduce fuel consumption without decreasing crop yields, it ...
Effects of the Diurnal Change of Solar Radiation and the Temperature on the Change of Ascorbic Acid Content of Spinach
light intensity vitamin C weather
2010/11/24
Ascorbic acid content is an important factor in spinach (Spinacia oleracea L.) quality. In this study, we investigated the effects of the amount of solar radiation and temperature on the ascorbic acid...
Effect of Low-temperature Periods on Fruit Characteristics of ‘Le Lectier’ Pears during Ripening
elasticity index flesh firmness frequency of second resonance snow storeroom soluble solid concentration
2010/11/24
‘Le Lectier’ pears treated with low-temperature (refrigerated storage) at 2–3°C for 0, 10, 30, 60, or 90 days after harvest showed changes in elasticity index, flesh firmness, fresh weight, peel color...
Investigation of Environmental Factors Inducing Unfilled Pea Pods (Pisum sativum L.) (1) Effects of Shading and Temperature on the Development of Pod and Ovule
abortive ovule low day-temperature low light intensity underdeveloped ovule
2010/11/24
Effects of day and night temperatures and shading on the development of ovules and pea pods (Pisum sativum L. ‘kishu-usui’) were investigated during the entire winter cropping season. Percentages of u...
Effects of Low Light Intensity due to Shading during High and Low Temperature Season on the Flower-bud Appearance and Fruit Setting of the Parthenocarpic Tomato ‘Renaissance’
environmental stress growth-regulating substance of plants seed development
2010/11/23
Effects of low light intensity due to shading during high and low temperature seasons on the flower-bud appearance and fruit setting of the parthenocarpic tomato ‘Renaissance’ were examined.
Effect of Soil Temperature on Bolting of Japanes Bunching Onion (Allium fistulosum L.)
Onion Soil Temperature cultivars
2009/7/14
Effect of root zone temperature on bolting of Japanese bunching onion (Allium fistulosum L.) was investigated using a root zone temperature controlling apparatus. High root zone temperature promoted t...
Effects of Air Temperature and Humidity in the Greenhouse on Growth of Semi-forced Cucumber Plants
Greenhouse Cucumber Plants Temperature Humidity
2009/7/14
Effects of air temperature and humidity in the greenhouse on the growth of semi-forced cucumber ‘Natsunokaori’. Air temperature of 30°C and 60% relative humidity promoted the development of fruit and ...
Leaf temperature decrease and suppression of deacclimation induced by shading in cabbage
cabbage deacclimation decrease freezing tolerance
2009/7/13
The temperatures of the head leaves of cabbage in a field can be higher than the air temperature during the day due to solar radiation. The decrease in freezing tolerance by solar radiation was confir...
Temperature Rise in Head Leaves caused by Solar Radiation Decreases Freezing Tolerance in Cabbages Grown in Winter
Solar Radiation Temperature Rise Tolerance Cabbages Grown Winter
2009/7/13
The ralation between a temperature rise in the head leaves due to solar radiation and deacclimation was studied in a field using winter cultivated cabbages on 24 February 1997. The day was clear and t...
Effects of Air Temperature and Humidity in the Greenhouse on Growth of Fall-cropped Cucumber Plants
Greenhouse Cucumber Plants Temperature
2009/7/13
Effects of air temperature and humidity in the greenhouse on the growth of the fall-cropped cucumber ‘Natsunokaori’ were investigated. In pinching and wire-training cultivation, air temperature of 30 ...
Effect of Air Temperature on the Content of Sugar and Vitamin C of Spinach and Komatsuna
Air Temperature Sugar and Vitamin C Spinach Komatsuna
2009/7/13
The relationship between the sugar and vitamin C contents in spinach (Spinacia oleracea L) and komatsuna (Brassica campestris L) and the maximum, minimum and mean air temperatures during the cultivati...
Polyethylene Glycol Processing and Low Temperature Processing Promote Seed Germination of Rootstock ‘Torero’ for Eggplant
Eggplant Polyethylene Glycol Processing
2009/7/13
Since the seeds of rootstock ‘Torero’ for eggplant have a poor germination rate, the effects of priming processing using some promoting chemicals, such as polyethylene glycol solution, were studied. W...
Effects of Low Temperature Treatment and Bulb Weight on the Growth and Flowering of Allium caeruleum
Low Temperature Treatment Bulb Weight Allium
2009/7/13
Bulbs of Allium caeruleum were stored at 5°C for 0, 3, 6, 9 or 12 weeks from 20 September, then planted in plastic containers in a greenhouse kept at min. 10°C or 15°C. None of the bulbs flowered when...
Effect of Minimal Air Temperature on Yield and Fruit Quality of ‘Mizunasu’ Eggplant Grown in Heated Plastic House
Eggplant Heated Plastic House Minimal Air Temperature Fruit Quality
2009/7/10
Mizunasu’ eggplants were grown in heated plastic houses kept at the minimum air temperature of 14°C, 16°C and 18°C. At 14°C, low temperature injuries were observed and marketable yield was remarkably ...