1. A method of improving the growth of plants comprising treating the seeds of at least one month prior to planting with an effective amount rasteniya.2 signaling molecule. The method of claim 1 wherein the plant signal molecule is lipohitooligosaharid (LCO) .3. The method of claim 2 wherein LCO is sinteticheskim.4. The method of claim 2 wherein LCO is rekombinantnym.5. The method of claim 2 wherein LCO is prirodnym.6. A method according to claim 5, wherein the form of the LCO produced Rhizobia, selected species of Rhizobium, Bradyrhizobium, Sinorhizobium and Azorhizobium.7. The method of claim 6 wherein LCO prepared from Bradyrhizobium japonicum.8. The method of claim 5 wherein LCO prepared from arbuscular mycorrhizal griba.9. The method of claim 1 wherein the plant signal molecule is soedinenie.10 chitin. A method according to claim 9 wherein the chitinous compound is hitooligomer (CO) .11. The method of claim 10, wherein CO is sinteticheskim.12. The method of claim 10, wherein CO is rekombinantnym.13. The method of claim 10, wherein CO is prirodnym.14. A method according to claim 1 wherein the signaling molecule is flavanoid.15 plants. The method of claim 1 wherein the plant signal molecule is jasmonic acid or its proizvodnoe.16. The method of claim 1 wherein the plant signal molecule is linoleic acid or its proizvodnoe.17. The method of claim 1 wherein the plant signal molecule is linolenic acid or proizvodnoe.18. A method according to claim 1 wherein the signaling molecule is karrikin.19 plants. The method of claim 1, wherein the seed treatment comprises reacting with at least two different signaling molecules rasteniya.20. The method of claim 1 wherein processing further comprises seeds of liaison with at least one agriculturally appropriate sredstvom.21. A method according to claim 20 wherein the agronomically desirable cf.1. Способ улучшения роста растений, содержащий обработку семян, по меньшей мере, за один месяц до посадки с использованием эффективного ко