Chemical injury to watermelons in transit

by William W. Gilbert

Publisher: U.S. Dept. of Agriculture in Washington, D.C

Written in English
Published: Pages: 10 Downloads: 879
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  • Watermelons,
  • Transportation,
  • Diseases and injuries

Edition Notes

Statementby W.W. Gilbert and F.C. Meier
SeriesCircular / United States Department of Agriculture -- no. 74, Circular (United States. Dept. of Agriculture) -- no. 74.
ContributionsMeier, F. C. (Fred Campbell), 1893-1938
The Physical Object
Pagination10 p. :
Number of Pages10
ID Numbers
Open LibraryOL25513192M

This circular focuses on developing sound herbicide programs while minimizing crop injury when 1) transplanting into small-bed flat mulch, 2) transplanting into bareground, and 3) seeding into bareground. Read about watermelon weed control programs Peanut/Field Corn/Soybean Weed Control Recommendations. Watermelon Spray Guide for Spray recommendations for watermelon are based on the fact that “It is easier to prevent disease than to cure it.” 1) Crop Rotation is very important for a good start to controlling gummy stem blight and anthracnose. Growing watermelon, cantaloupe, or cucumber only. Most of OSHA’s PELs for Shipyard Employment are contained in – Toxic and Hazardous Substances, and are listed by chemical name. Most of OSHA’s PELs for Construction are contained in – Gases, Vapors, Fumes, Dusts, and Mists, and are listed by chemical name. However, many of these limits are outdated. Also, there are. Herbicide Injury Herbicide Injury 49 2,4-D injury Photos U. of MN dicamba injury imidazoline injury Photo U. of MN glyphosate injury Photos P. Westra Herbicide injury symptoms and causes by mode of action and chemical family glufosinate injury Photo P. Westra Growth regulators Phenoxy acids Example: 2,4-D Injury Symptoms Injury Cause.

The center of origin for watermelon is the drier areas of tropical and subtropical Africa. Although originally domesticated in central and southern Africa, watermelons spread globally via emigration and trade routes. Early European colonists brought watermelon to the Americas and, by , Spanish colonists were growing watermelon in Florida. Microbiological Spoilage of Fruits and Vegetables Table 2 Fungal fruit pathogens a Annual U.S. per capita consumption (lbs) b Penicillium Geotrichum Fusarium Botrytis Colletotrichum Mucor Monilinia Rhizopus Phtyophthora Apples + + + + + Bananas + + Berries + + + + + + Citrus + + + + Grapes + + + Melons Peaches + + + + Pears + + + Pineapple + a. “Watermelons will absorb large amounts of water if the growing season is particularly wet or if heavy rain occurs prior to harvesting. This can result in the melons absorbing a great deal of water and the flesh having an excessively watersoaked appearance. Generally, the flesh will still be firm, at least fairly sweet and not breaking down.   The watermelon has long inspired artists, such as Giuseppe Recco's Still Life With Fruit ().The first color sketches of the red-fleshed, sweet watermelon in Europe can be found in a.

Just finished Watermelons, James Delingpole's excellent book on the "green" movement and how it has free-fallen from people concerned about clean air to an anti-Western, anti-industrial, anti-Capitalist, anti-human Socialist movement that has grabbed on to the fallacy of catastrophic anthropogenic global warming and turned it into a all-purpose 4/5(31). Although any specific work-related injury or illness may involve some or all of these factors, the record made of that injury or illness on the OSHA recordkeeping forms only shows three things: (1) that an injury or illness has occurred; (2) that the employer has determined that the case is work-related (using OSHA's definition of that term. Links with this icon indicate that you are leaving the CDC website.. The Centers for Disease Control and Prevention (CDC) cannot attest to the accuracy of a non-federal website. Linking to a non-federal website does not constitute an endorsement by CDC or any of its employees of the sponsors or the information and products presented on the website. Boron (B) is a microelement required in vascular plants at a high concentration that produces excess boron and toxicity in many crops. B stress occurs widely and limits plant growth and crop productivity worldwide. Salicylic acid (SA) is an essential hormone in plants and is a phenolic compound. The goal of this work is to explore the role of SA in the alleviation of excess B (10 mg L−1.

Chemical injury to watermelons in transit by William W. Gilbert Download PDF EPUB FB2

Additional Physical Format: Online version: Gilbert, William W. (William Williams), Chemical injury to watermelons in transit. Washington, D.C.: U.S. Dept. Another more amusing watermelon chemistry story hit the news back in Farmers in Eastern China were confronted by the comical sounding sight of acres of watermelons spontaneously exploding over a period of a few days.

As it turned out, it was most likely due to the misuse of a growth promoting chemical, forchlorfenuron. Chemical-infused watermelons explode in China. / AM / AP BEIJING — Watermelons have been bursting by the score in eastern China after.

Herbicides for Watermelon. Citrullus lanatus, commonly known as watermelon, is an annual in the cucurbit family that grows well in U.S. Department of Agriculture Plant Hardiness Zones 3 through 9. Treated watermelons are large and have a brightly colored surface, but the color of their meaty part is rather white, not red.

These ”treated” watermelons have white seeds and fibrous, misshapen fruit. This applies to regular watermelons with. Watermelon is low in calories but high in antioxidants, electrolytes, and water, making it a perfect summer snack.

Learn more about the health benefits it may offer. A total of reported injuries were identified among cleaners. Of these reported injuries, 87 (62%) resulted in time lost from work.

Table 1 presents the proportion of injuries that resulted in time loss and/or medical aid by nature of injury. Of the reported MSIs, 83% resulted in time loss, while 63% of contusions, 14% of allergy and.

Watermelons are sensitive to ethylene and should not be stored or shipped with products that emit ethylene, such as ripe cantaloupes, apples, pears, tomatoes and bananas. Search the world's most comprehensive index of full-text books.

My library. Growth deformation on foliage can be caused by 2,4-D or dicamba (image 1). This deformation can resemble symptoms caused by some mosaic viruses. "Watermelons" is an excellent book. Delingpole tells you everything you need to know about the global warming scam.

It's not a book for "sceptics" or "deniers", it's a book for realists who want the truth about the biggest criminal fraud ever perpetrated on the peoples of the free s: The book provides look-up data, and concise, clear explanations of general chemical principles, physiochemical and reactive properties, toxicities and exposure limits, flammability characteristics, monitoring techniques, personal protection and other parameters and requirements relating to compliance with designated safe practice, control of.

Texas A&M University - Academic analyses and information on horticultural crops ranging from fruits and nuts to ornamentals, viticulture and wine. Ash content of whole watermelon seed in this study is in line with range of % (Hayat, ; Mustafa et al., ).

Accordance to below data of chemical composition of watermelon seed were varied with other studies in many areas. This variation may be due to many factors concluded in climate, soil, variety, variation in seeds component.

Requirements Watermelon is a warm-season crop, requiring lots of sun and good drainage to develop optimally and growing best at temperatures between 18 and 28°C (65–82°F).

Watermelon will yield best if grown in a light, well-draining soil, rich in organic matter and with a pH between and Watermelon should be planted in full sun and heavy feeders. "On 7 May, I came out and counted 80 [burst watermelons] but by the afternoon it was ," he said.

"Two days later I didn't bother to count any. Watermelons: U.S. production for the fresh market, by season as to cause or threaten serious injury to the domestic industry producing like or directly competitive products.

The application for the investigation was filed with the Tariff refrigerated in transit. persimmon, and watermelon). Symptoms of ethylene-induced disorders include yellowing of broccoli and cucumber, russet spotting on lettuce, softening of fruits, bitterness of carrots, tissue maceration in watermelons, and calyx abscission of eggplant.

Exposures of ethylene-sensitive commodities to ethylene are cumulative and must be avoided. And it turns out forchlorfenuron is legal in the U.S., too, but not for use in watermelons. According to Snopes, the plant growth regulator was approved for use on kiwifruit and grapes in and is applied only the EPA pesticide fact sheet, forchlorfenuron "improves fruit size, fruit set, cluster weight and cold storage" in those fruits.

Watermelons (also see groups 2 and 5) Recommended Transit Conditions: • Temperature: 40˚ to 45˚F (˚ to ˚C) • Relative humidity: About 95 percent • Ice: Never in contact with commodity Group 5 Cucumbers Eggplants (also see group 2) Ginger (not with eggplants, also see group 7) Grapefruit, Florida (after January 1), and Texas.

An accident injury report form is used to record accidents that have led to injured employees and persons in the workplace, on-site or in the field. Use this checklist to provide key details needed regarding the injury, witness statements and indicate if emergency services were contacted.

This problem disappears once vines are able to anchor to something. Anasa wilt, caused by the squash bug, can be mistaken for Fusarium wilt.

Watermelon growing next to brush are more prone to this problem. Herbicide injury can cause symptoms that resemble those caused by pathogenic fungi. Glyphosate can cause yellowing. Physical and Chemical properties of a Watermelon. Fun facts A watermelons physical properties Chemical makeup of a watermelon A Chemical property of a watermelon.

Rich in electrolytes and water content, melons are nature’s gift to beat tropical summer thirst. Watermelons are very.

(f) Transit rubs when aggregate area exceeds 5 square inches and be at least medium brown color. (g) Whiteheart when it exceeds a circle ¼ inch in diameter. Serious damage by: (a) Bruising when side bruises are more than 5 inches in diameter and sunken, or.

Background and Aims Watermelons, Citrullus species (Cucurbitaceae), are native to Africa and have been cultivated since ancient times. The fruit flesh of wild watermelons is watery, but typically hard-textured, pale-coloured and bland or bitter. The familiar sweet dessert watermelons, C.

lanatus, featuring non-bitter, tender, well-coloured flesh, have a narrow genetic base, suggesting that. Gummy stem blight (Fig. 1) Caused by Didymella bryoniae / Phoma cucurbitacearum Gummy stem blight (caused by D.

bryoniae/P. cucurbitacearum) is one of the most important diseases of watermelons in can affect most aboveground parts of the watermelon plant. Symptoms may be difficult to distinguish from other foliar diseases and include brown to black leaf spots, stem cankers, or fruit.

Watermelon is known all around the world, most people know that watermelon have a lot of water in it what most people do not know is that it contains a lot more nutrients. Watermelon and the nutrients found within changed my view on fruit, from now on I will cherish watermelon even more.

Composition of Citrulline C 6 H 13 N 3 O 3. Arginine. Watermelon mosaic virus(WMV-2), papaya ringspot virus-watermelon strain (PRSV-W, formerly known as watermelon mosaic virus-1), and zucchini yellow mosaic (ZYMV) are the most seriously important watermelon virus diseases in the diseases are destructive to the watermelon crop, and are difficult to control.

Watermelons traditionally have been spaced 6 to 8 feet between hills on bare ground without irrigation. With irri-gation, use a spacing of 5 to 6 feet between hills. With plastic mulch and trickle irrigation, use an in-row spacing of 3 feet and between-row spacing of 6 to 8 feet. Icebox watermelons can be spaced even more closely, with in-row.

Majority of the farmers with mean score (, and ) agreed that rainfall, transportation, storage of watermelon, market price of watermelon and Prevalence of pest and. Watermelon should be planted after the danger of frost has passed and soil is warm.

Sandy loam is best, as it provides good drainage Chilling injury can occur if temperatures fall below 45°F for any extended period of time, and can cause pitting, flesh Standards Shipment Allowed Transit .Books at Amazon.

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