Use of malathion-treated raisin drying trays and resulting residue on raisins.
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Use of malathion-treated raisin drying trays and resulting residue on raisins.

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Published by Agricultural Research Service (Western Region), U.S. Dept. of Agriculture, Stored-Product Insects Laboratory [distributor in Oakland, Calif, Fresno, Calif .
Written in English

Subjects:

  • Raisins -- United States.,
  • Drying.

Book details:

Edition Notes

SeriesAgricultural research results -- 26.
ContributionsUnited States. Agricultural Research Service. Western Region.
The Physical Object
Paginationv, 27 p. ;
Number of Pages27
ID Numbers
Open LibraryOL17656842M

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The fate of the residues of benalaxyl, dimethoate, iprodione, metalaxyl, phosalone, procymidone, and vinclozolin in sunlight and oven raisin processing was studied. The drying process caused a fruit concentration factor of 4, while the decreases in residue with the two drying processes were different for the different by: to Ethyl oleate % + Potassium metabisulfite % pretreatment used in drying of grapes improve the physical and chemical properties of raisins and also reduce the time required for drying. model tray dryer was used for drying green peas with different levels of drying air temperatures (50°, 60°, 70°C). The moisture content of green peas decreases an elapsed drying time during tray drying of green peas. The result shows that the blanched green peas had slightly higher moisture content than raw and pricked green peas. In conclusion, owing to faster grape to raisin drying rate observed in alkaline emulsion drying method, the oxidation of phenolic compounds and flavonoids of these raisins was lower compared to.

7. A pesticide residue may not be listed as carcinogenic, neurotoxic, hormone-disrupting or as a reproductive or developmental toxicant for either of two reasons: (1) it may have been studied for toxicity in one or more of these categories and the weight of the evidence did not support designating it as toxic, or (2) it may not have been studied. Abstract. The application of pesticides 1 such as fumigants and contact insecticides to post-harvest raw and processed foods is a common practice. Fumigants have been used for many years whereas the application of contact insecticides (protectants, sprays, aerosol vaporizers) for the control of stored-product insects is of relatively recent by: Effect of Pre-Treatments and Drying Methods on the Chemical Quality and Microbial Density of Wild Edible Oyster Mushroom Published: Aug 40/44 mushrooms of the Pleurotus genus are more delicate and sensitive than the Agaricus genus and they start deteriorating immediately within one day after the harvest. Also the use of oil emulsions has been described in order to eliminate the waxy coating (Eissen et al., , Aguilera et al., ). The present work studies the changes in the nutritional and functional value of grapes as a result of convective and microwave-assisted hot air drying, with and without NaOH pretreatment to produce raisins. by:

raisins is the drying process and the moisture content. If the raisin is too dry, its nutritional value and flavour are diminished, too wet and the rai-sin degrades very quickly and will not survive storage or transportation. The measurement of the moisture content of raisins is a challenging task due to two main problems. 1. Raisins are a File Size: KB. (4) Malathion may be safely used in accordance with the following conditions: (i) It is incorporated into paper trays in amounts not exceeding milligrams per square foot. (ii) Treated paper trays are intended for use only in the drying of grape (raisins). (iii) Total residues of malathion resulting from drying of grape on treated trays and from application to grape before harvest shall not. The grapes dried without olive oil pre-treatment (R) was completed after a time of 41 h, whereas the grapes previously treated with olive oil (RO) had a drying time of h, resulting in a % reduction of the time required for the raisins production. This result was close to that reported in a study carried out by Bingol et al. ( Cited by: 2. vineyord, ond the drying seoson, There wos no consistent evidence thot turning of the gropes on lhe troys during the drying period or the type of roll used offected the omount of molothion picked up by the ro is ins. Processing removed up to one-third of the molothion present on noturol roisins ond greotly reduced the number of insect frogments.