Nitrate accumulation in leafy vegetables and its relationship with water
نویسندگان
چکیده
منابع مشابه
Nitrate accumulation in leafy vegetables and its relationship with water
Present studies show that nitrate accumulation is the major factor influencing the water uptake by vegetables, but there is lack of knowledge on how the relationship between nitrate and water concentrations in different vegetable tissues. We determined nitrate accumulation and water content in vegetables of rape, Chinese cabbage, and spinach under different nitrogen levels (experiment I), 29 sp...
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In previous studies trace levels of perchlorate were found in lettuce (Lactuca sativa L.) irrigated with Colorado River water, which is contaminated with low levels of perchlorate from aerospace and defense related industries. In this paper, we report the results of a survey conducted across North America to evaluate the occurrence of perchlorate in leafy vegetables produced outside the lower C...
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BACKGROUND Vegetarian diets are rich in vegetables. Green leafy vegetables are foods that contain considerable amounts of nitrate, which can have both positive and negative effects on the human body. Their potential carcinogenicity and toxicity have been proven, particularly after the reduction of nitrate to nitrite itself or just serving as a reactant with amines and/or amides in the formation...
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The present study was carried out to assess the level of Cd, Pb, Zn, Cu, Cr, and Ni in soil and edible portion of green leafy vegetables, grown in soil irrigated with wastewater near to katihar town and impact on health of residents of the study area. Results revealed that concentration of Pb, Zn, Cu, and Ni in some agricultural fields and Cd in all fields exceeded the normal soil value but low...
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ژورنال
عنوان ژورنال: Journal of soil science and plant nutrition
سال: 2014
ISSN: 0718-9516
DOI: 10.4067/s0718-95162014005000061