Control Measures for Deterioration I- The container used for storage and its closure 1- must not interact physically or chemically with the material within.Addition of powdered materials 5.III.Periodic spraying with approved insecticides will help to prevent the spread of infestation.2- A well closed container II. Storage area should be kept clean, dry and prevent entrance of insect and rodent.Usage of Vegetative Matter from the Same Plant 4.Addition of Synthetic PrinciplesSophistication 6.Inferiority.Substitution 7.Addition of worthless heavy materials 3.2.8.9.