Us and state data on acreage, yield, production, price, value as well as us trade by country, per capita use, and fertilizer use on lettuce additional statistics on world acreage, production, producer prices, and trade are also included. Source: statistics and economic analysis figure 1 above illustrates the contribution of the lettuce industry to the gross value of agricultural production over the period of a decade. Lettuce exports have increased continuously in value since 1989 when an estimated $605 million worth was exported compared to a record of $2752 million in 2004 (figure 2) however, the type of lettuce exported has evolved since 1989. An evaluation of the economic, environmental and social impacts of nsw dpi investments in ipm research in lettuce leanne m orr project officer (economics.
Abstract this study reports economic thresholds for the lettuce aphid nasonovia ribisnigri (mosley), based exclusively on cosmetic damage, that is, presence or absence of aphids at harvest time field trials were conducted in la poveda experimental farm, madrid (spain) during autumn (2004 and 2005) and spring (2005 and 2006. To improve the economic value of automated lettuce thinners, she says two advancements are needed – improvements in the machine speed and precision some machines run fairly slowly - 5 to 15 miles per hour. The objectives of this study were to contrast the economic potential of growing lettuce and tomato under high tunnel and open-field production systems, and identify the main factors affecting profitability within each production system.
The nutritional value of lettuce varies with the variety in general, lettuce provides small amounts of dietary fiber, some carbohydrates, a little protein and a trace of fat iceberg is a head lettuce that is very low in nutritional value and flavor the most abundant nutrient in iceberg lettuce is water. Commercial scale hydroponic vegetable production high quality sorrel hydroponics is becoming a very important way to produce vegetables in south africa because of the production potential,the high quality of the produce and the efficient water usage. The economic value of plants is measured by their prices in a market economy demand and supply determine the price in most countries, markets operate freely with little direct government interference in trading. Efficiency of diets in terms of their economic value in general terms, avrdc works on chillies to enhance vitamin c, leafy vegetables to enhance vitamin a and variety, and replication on the nutrient contents of lettuce types % of total variance source of variance df dry matter fibre vitamin a vitamin c season 1 372 01 251 37. Economic contributions of the major southern california farm commodities the california gross state product (in year 2005 dollars) was about $173 trillion in 2010, about 13 percent of the us total.
The economic value of lettuce in california has also grown a lot during the years from between the 1980’s to the 1990’s california only produced enough lettuce to make about from $400,000-$600,000. Optimal use and economic value of weather forecasts for lettuce irrigation in a humid climate article in agricultural and forest meteorology 89(2):115-129 february 1998 with 70 reads. Of increased fruit and vegetable production and consumption in the upper midwest dave swenson department of economics it produces summaries of the total economic value of such lettuce, head 166,967 59 375 055 watermelons 151,135 54 428 050 onions, dry 130,925 46 475 043.
Ers research in this topic area focuses on the economic, social, spatial, temporal, and demographic factors that affect the poverty status of rural residents quantifying the value of food acquired in the united states by type of product, outlet, and purchaser iceberg lettuce-average retail price per pound and per cup equivalent: 7/11. The economic value of lettuce in california has also grown a lot during the years from between the sass’s to the sass’s california only produced enough lettuce to make about from however, now since the population growth california is making well over 1,000,000 a year off of lettuce alone. The value of us lettuce production in 2015 totaled nearly $19 billion, making lettuce the leading vegetable crop in terms of value prices the 2015 season average us prices were $2900 per hundred weight for head lettuce and $4531 for leaf/romaine lettuce. The economic benefits of an aquaculture-hydroponic integrated system are evaluated using a hydroponic-lettuce and barramundi fish production system as a case study.
4 arizona leafy greens: economic contributions of the industry cluster list of figures figure 1 us per capita availability and demand for select leafy greens by farm weight, 1950–2014 12 figure 2 us per capita availability and demand for lettuce by farm weight, 1950–2014 13 figure 3. Lettuce industry to the gross value of agricultural production over the period of a decade source: statistics and economic analysis, daff figure 1 above illustrates the gross value of lettuce in a ten year period. Study points out that the economic returns were sensitive to prices of lettuce and barramundi depending on the prices of barramundi and lettuce, the irr ranged from 0% to 57% in hawaii, baker (2010) calculated the breakeven price of aquaponic lettuce and tilapia.
Lettuce (lactuca sativa) is one of the most commonly grown hydroponic vegetables hydroponics is a method of growing plants without soil plants may be economic value and the qualities in demand for the intended market germination plants are propagated by placing seeds into a germination medium seeds can be placed into a. The health benefits of lettuce include lower cholesterol levels, prevention of cancer, protection of neurons, regular sleep, anxiety control, lower inflammation, and a constant supply of antioxidants. 1 economic analysis of a commercial-scale aquaponic system for the production of tilapia and lettuce donald s bailey, james e rakocy, william m cole and kurt a shultz. California agricultural exports totaled $2004 billion for 2016 export statistics for 2017 are still under development and expected to be made available late in 2018 top commodities for export in 2016 included almonds, wine, dairy and dairy products, walnuts and pistachios.
Besides water, it is full of nutrients 1 cup of diced, fresh watermelon provides 21percent of the daily value (dv) for vitamin c, 18 percent of the vd for vitamin a, and significant levels of vitamin b6, lycopene, antioxidants, and amino acids. Lettuce, being one of the oldest vegetables known to us is one among the most prominent green vegetable used around the world lettuce more commonly known as salad patta in india, belongs to a family of green leafy vegetables latuca, is highly rich in minerals, vitamins and fibre. The value of the 1990-91 crop was $295 million, which was about 20% of the total florida vegetable crop value crisphead lettuce made up about 5,000 acres of this lettuce acreage, and the average crisphead lettuce yield is estimated to be 600 50-lb cartons per acre. Determining economic feasibility of organic greenhouse lettuce (lactuca sativa l) in an on farm trial, to foster organic greenhouse vegetable production in the preservation area of tahtali dam, projected as the.