Methodology & Principle I.P.M. in Fruit Trees in Israel Methodology & Principle Dr. Miriam Silberstein

The target: High quality Fruit & Vegetable

High Quality Fruit Color, taste, no injuries, no chemicals Friendly management Economic to the grower

Plant Control Management: Conventional control. I.P.M. & I.C.M. Biological control I.C.M.

Integrated Pest Management : The concept of Integrated Pest Management : 1. Knowledge about the pests. 2. Knowledge about the crop. 3. Knowledge about the chemicals. 4. A “co’operative” grower.

Tree life cycle

Pathogen life cycle spore dissemination survival spore formation spore germination reproductive growth establishment lesion formation

Disease cycle of powdery mildew Cause : Podosphaera leucotricha

קימחון ראשוני בתפוח - פקעי פריחה

קימחון ראשוני בתפוח

Varieties’ Sensitivity Very sensitive: Grand, Jonatan, Ana Moderate sensitive: Gala, Grani, Golden Low sensitive: Delishes, Orliance

The disease triangle host environment pathogen

Integrated Pest Management - concepts:

May 1998

May 2005

May 2005