Quick Answer: What is post harvest food loss?

Postharvest loss can be defined as the degradation in both quantity and quality of a food production from harvest to consumption. Quality losses include those that affect the nutrient/caloric composition, the acceptability, and the edibility of a given product.

What are the problems of post-harvest loss?

Fresh produce continues to lose water after harvest. Water loss causes shrinkage and loss of weight. The rate at which water is lost varies according to the product. Leafy vegetables lose water quickly because they have a thin skin with many pores.

What is post-harvest waste?

Post-harvest Food Loss (PHL) is defined as measurable qualitative and quantitative food loss along the supply chain, starting at the time of harvest till its consumption or other end uses (De Lucia and Assennato,1994; Hodges, Buzby and Bennett, 2011).

How can post-harvest loss be reduced?

Losses can be minimized by physically avoiding the entry of insects and rodents, and maintaining the environmental conditions that avoid growth of microorganisms. The knowledge of control points during harvesting and drying before storage can help in reducing losses during the storage of cereals.

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Which fruit has more losses after harvesting?

The highest post-harvest loss was recorded for tomato (45.32%) followed by mango (43.53%), whereas the least post-harvest loss was recorded for coffee (15.75%). Post-harvest loss ranging from 20% to 50% was recorded in between marketing and consumption.

What is post harvest losses in fisheries?

Post-harvest losses (PHL) are defined as a reduction in quantity, or quality or monetary value of fish in the supply chain. … There are two main types of fish loss that are of primary concern in terms of value-chain performance and ultimately to food secu- rity: reduced price loss and what is called, physical loss.

What is post harvest losses of fruits and vegetables?

Alao [2] defined Post harvest loss of fruits and vegetables as “that weight of wholesome edible product (exclusive of moisture content) that is normally consumed by human and that has been separated from the medium and sites of its immediate growth and production by deliberate human action with the intention of using …

What is post-harvest in fisheries?

Pre- and post-harvest

Pre-harvest refers to the work done before the fish and other seafood is caught or harvested, while post-harvest refers to activities such as handling, processing, marketing and other work done after the fish is caught.

What is the major cause of deterioration in vegetables?

The two major chemical changes which occur during the processing and storage of foods and lead to a deterioration in sensory quality are lipid oxidation and non-enzymatic browning. … 1.2 Non-enzymic browning is one of the major causes of deterioration which occurs during storage of dried and concentrated foods.

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What are the four causes of losses of fruits and vegetables?


  • 4.1 What are the principal causes of losses?
  • 4.2 Physiological deterioration.
  • 4.3 Mechanical damage (physical injury)
  • 4.4 Diseases and pests.
  • 4.5 Types of fresh produce.
  • 4.6 The post-harvest physiology of fresh produce.
  • 4.7 Respiration.
  • 4.8 Transpiration, or the loss of water.

What is the time for coverage of post harvest losses?

POST-HARVEST LOSSES (individual farm basis): Coverage is available upto a maximum period of 14 days from harvesting for those crops which are kept in “cut & spread” condition to dry in the field after harvesting, against specific perils of cyclone / cyclonic rains, unseasonal rains throughout the country. 1.4.

What is post harvest loss PDF?

“Post-harvest loss” in the PHL system refers to the quantitative and qualitative loss of food in various post-harvest operations. … Limiting post-harvest losses (PHL) is a priority area of cooperation between FAO and global development banks.

Why leafy vegetables deteriorate faster than fruits?

The rate at which water is lost varies with the type of produce. Leafy green vegetables, especially spinach, lose water quickly because they have a thin waxy skin with many pores.