The invention relates to an equipment for working the soil in strips, for sowing hoeing plants, fertilizing and spreading granulated insecticides, which may be used independently in a single passage in order to process, move and break-up the soil on an area named "narrow strip" and in another passage for sowing hoeing plant crops, namely the grain by grain sowing in corn, sunflower, concomitantly with the administration of chemical fertilizers and insecticides or simultaneously when the processing of soil in "narrow strips", sowing of the hoeing plants, fertilizing, spreading of granulated insecticides, introducing the same into the soil, covering and slightly settling is carried out in a single passage. According to the invention, the equipment comprises a front frame (1) whereon there are mounted a coupling bar (2), some side bars (3) by means of some bolts (4) on some supports (5) secured by some straps (6) and some nuts (7) on a rear frame (8), an adjustable central tie-rod (9) of screw-nut type, mounted with some pins (10), a left wheel (11) and a right wheel (12) for support and some working sections (13) and on the rear frame (8) there are mounted some sowing sections (14), a support and a right drive wheel (15), a chain transmission (16) and some spear wheels, some cases (17) for chemical fertilizers, some boxes (18) for granulated insecticides, a left support wheel (19), a chain transmission (20) and spear wheels, some ploughshares (21) for incorporating the fertilizers and the insecticides, a left trace marking device (22), a right trace marking device (23), a hydraulic device (24), a vacuum installation (25), some cardan transmissions (26).
