1. Composition for treating plants comprising: a) a particulate calcium silicate in the form of solid particles and b) an agent for the treatment of plants in combination in the form of solid particles kaltsiya.2 silicate. Composition according to Claim. 1, wherein the agent for treating plants associated with at least some of the calcium silicate to form stabilized particles for processing rasteniy.3. Composition according to claim. 2, comprising from about 5 to 15% by weight of the stabilized particles for processing rasteniy.4. Composition according to Claim. 3 containing from about 7 to 8% by weight of the stabilized particles for processing rasteniy.5. Composition according to claim. 2, wherein at least some of the calcium silicate is a calcium silicate, calcium free, and the composition comprises from about 10 to 25% by weight of free silicate kaltsiya.6. Composition according to claim. 5, wherein the composition comprises from about 1 to 18% by weight of free silicate kaltsiya.7. Composition according to Claim. 1, wherein the plant treatment agent comprises a microbial agent.8. Composition according to claim. 7, wherein the agent for treating plants comprising griba.9 dispute. Composition according to claim. 8, wherein the agent for treating plants comprising Clonostachys rosea.10. Composition according to claim. 7, wherein the agent for treating plants comprising Beauveria bassiana.11. . The composition according to claim 1, wherein: a) an agent for the treatment of plants contains fungal spores b) the fungal spores is associated with at the at least some of the calcium silicate and c) an agent for the treatment of plants has a density of about 1 × 4 × 10to 10spor 1 g of calcium silicate, with which it svyazan.12. Composition according to claim. 11, containing about 2 × 10spor 1 g of calcium silicate, with which it svyazan.13. Composition according to claim. 11 containing from about 10to about 2 × 4 × 1 g 10spor sostava.14. Composition according to Claim. 1,