Fuente: WIPO "tobacco agriculture" The utility model discloses an automatic seeder of combination formula suitable for porous cave sets up in the bottom in seed storehouse and divides equally the ware, sets up branch granulation mechanism in the lower part of dividing equally the ware. The utility model discloses a set up on sorting disc and select the seed groove, set up as 1~2 the tobacco seed size of can just packing into with each size of selecting the seed groove, it is extremely low to operating personnel's requirement when using, as long as according to the utility model discloses an operation pursues the method of holedibble seeding, can accomplish a hole dibble seeding of floating the dish soon, has solved the problem that causes a large amount of seed of waste because of difficult control quantity when leading tosowing among traditional sowing mode, can the self -seeding seed in when seeding, select separately the seed, during the traditional manual seeding of solution, seedling cave of every seeding needs the repeated condition of taking the seed to the container in, reduces seeding intensity of labour, and fixed, the easy control of quantity avoids the seed extravagant when making the seeding, and seeding labour saving and time saving has greatly improved seeding efficiency, and the cost is sowed in the saving.