Studies On The Control Of Some Land Snails Infesting Certain Fruit Trees

The study are dealing with the following points. Survey of land snail species inhabiting different agricultural crops at six districts of sharkia governorate. Population dynamics of the small sand snail, helicella vestalis on navel orange, date palm, guava, mango and banana treesat bilbies district. Daily activity of the small snail, helicella vestalis during the four seasons of 1996 on navel orees. Host preference and damage caused by the small sand snail, helicella vestalis on navel orange, guava, mango and banaa seeding.