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Celtuce (/ˈsɛlt.əs/) (Lactuca sativa var. augustana, [3] [4] [5] angustata, or asparagina), also called stem lettuce, [6] celery lettuce, asparagus lettuce, [7] or Chinese lettuce, is a cultivar of lettuce grown primarily for its thick stem or its leaves. It is used as a vegetable.
In biology, the BBCH-scale for leafy vegetables not forming heads describes the phenological development of leafy vegetables not forming heads, such as spinach, loosehead lettuce, and kale, using the BBCH-scale. The phenological growth stages and BBCH-identification keys of leafy vegetables not forming heads are:
Butterhead—Also known as Boston or Bibb lettuce, [38] and traditionally in the UK as "round lettuce", [41] this type is a head lettuce with a loose arrangement of leaves, known for its sweet flavor and tender texture. [34] Summercrisp—Also called Batavian or French crisp, this lettuce is midway between the crisphead and leaf types.
The United States spends $1.5 billion on nutrition research every year compared to around $60 billion on drug research. Just 4 percent of agricultural subsidies go to fruits and vegetables. No wonder that the healthiest foods can cost up to eight times more, calorie for calorie, than the unhealthiest—or that the gap gets wider every year.
[2] [3] Foods claimed to be negative in calories are mostly low-calorie fruits and vegetables such as celery, grapefruit, orange, lemon, lime, apple, lettuce, broccoli, and cabbage. [4] However, celery has a thermic effect of around 8%, much less than the 100% or more required for a food to have "negative calories".
An end to the shortage could come when lettuce from southern California and Arizona becomes available. Skip to main content. 24/7 Help. For premium support please call: 800 ...
In North American English it is known as "romaine" lettuce, and in British English the names "cos" lettuce and "romaine" lettuce are both used. [2] Many dictionaries trace the word cos to the name of the Greek island of Cos, from which the lettuce was presumably introduced. [3] Other authorities trace cos to the Arabic word for lettuce, khus ...
Openclipart, also called Open Clip Art Library, is an online media repository of free-content vector clip art.The project hosts over 160,000 free graphics and has billed itself as "the largest community of artists making the best free original clipart for you to use for absolutely any reason".