PRODUCT   Biogramma is based on minute wasps belonging to Trichogramma species, parasitic on eggs of lepidopteran insect pests. Trichogramma lays its eggs in the host insect eggs, multiplies therein, thus preventing hatching of host insect larvae. Biogramma is available in the from of cards containing 20,000 live parasitised eggs which have 90-96% hatching within 7-10 days of parasitization. These are applied @ 3-5 cards per Ha. 3-4 times at 10-15 days intervals in various crops as follows:     Trichogramma chilonis Sugarcane, Cotton, Pulses, Vegetables Trichogramma japonicum Sugarcane, Paddy, Pulses Trichogramma achaeae Castor, Cotton Trichogramma brasiliensis Cotton,Tomato Trichogrammatoidea bactrae Sugarcane, Pulses, Groundnut, Cabbage, Cauliflower