DEVICE FOR MULTI-LAYERED INTRODUCTION OF MINERAL FERTILISERS INTO SOIL Russian patent published in 2009 - IPC A01C7/20 A01B49/06 

FIELD: agriculture.

SUBSTANCE: device contains pole with shoe, right and left ploughshares fixed on shoe. To back part of pole fixed is main mixer with built in its upper part pipeline and air tube and located in its base reflector-distributor. Device is equipped with one or several connected to back part additional mixers of different length, with layer location of their bases. In each additional mixer reflector-distributor is placed. At the level of each additional mixer base a pair of toothed spherical discs, forming between them arch with toothed gearing, is fixed to pole by means of brackets. Each toothed spherical disc is installed with possibility of rotation around its axis and in such way that its front, as device moves, edge is placed lower with respect to its back edge. In upper part of each additional mixer fertiliser tube and air tube are built in.

EFFECT: said constructive implementation will allow to ensure introduction of mineral fertilisers in several layers into topsoil for creation of favourable conditions for plant development.

4 cl, 3 dwg