SOME FACTORS AFFECTING PARASITES ON •POTENTIAL OF SOME TRICHOGRAMMA PARASITOID SPECIES UNDER MASS REARING CONDITIONS IN EGYPT AND TUNISIA

Abstract

1. Development new modified machine for egg laying and collection for the mass production: ' During this work modified machine for egg laying and

collection for the mass production of insect host as a prey of the Tricogramma parasitoids, the patent No. 2005020071 under the title: "Egg laying and collecting machine for the hosts of mass production". The mechanical movement of machine will conduct by

two ways:

1) Main movement:

The new in this patent:

2.Terminal movement:

1. The machine dimensions 210 em highest X 90 em width X 70 em depth made it wide vertically to put a lot of cylinders, can be putting from I 0-12 cylinders in two levels. 2. The machine made of hard iron cubic tubes (4X4 em) as fundamentals and builds on it the all pmts, which made of plastic and aluminium to easily changing. 3. Easy to distribute the brushes, which important for cleaning the cylinders; also to easily daily working. 4. To reduce the effort and time for works by easily machine working without any nosy sound.