How many of you have really tried this as a pest control Method ?
I would like the dear members to kindly share there wonderful knowledge .
Insect species Origin - Region Target Pest
Amblyseius swirskii Mediterranean origin insects and mites
Phytoseiulus persimilis South American origin spider mites
Orius laevigatus Atlantic region of Western Europe thrips control
Diglyphus isaea Holarctic Region leaf miners
Aphidius colemani North America aphid, Myzus persicae
Cryptolaemus montrouzieri (Mealybug Ladybird)Australia mealybugs
Anagyrus pseudococci Mediterranean origin mealybugs
Nesidiocoris tenuis Mediterranean basin leaf mining moth
How many of them have been successful in controlling pest using these Bio control Methods? The natural Predators
Love to see some reply with results 
I am getting few very soon into my green house:)