Short time effects of vermicompost on soil properties and quality of tea green leaf in tea garden

There is no scientific report, as an out put of field study, related to short or long effect of vermicompost on soil properties and quality of tea green leaves with the aim of replacement of chemical fertilizers with organic manures and producton of organic tea, but in trade level this activity has been started in small scale in Guilan province. In order to study short time effects of different levels of vermicompost on soil properties and quality of tea green leaf with the aim of investigation posibility of organic tea production, this research has been counducted in one tea garden with 30 hectares area, located in the side of Foman–Maklavan road, in Guilan province, in a completely randomized design with 3 treatments and replications. First of all, prune floor has been done in the part of this garden and plots were separated with 20 square meter area. Then soil samples were taken from surface and combined and primary experiments have been done, in the end of winter, 2013. Then, vermicompost, with suitable size (