Method for the application of fertilizers in the cultivation of potatoes and the device provided for it

摘要

Method for the application of fertilizer in the potato crop, in which in the area of the respective crop tubers to be introduced into the potato furrows (8, 8 ', 8' ') or similar forms of soil of agricultural surfaces (3), at least one fertilizer (6) is applied in liquid, gaseous or solid form, which forms one or more fertilization lines (9, 10, 11) in the longitudinal direction (A) of the series of potatoes, and a fertilizer (6) that can vary, at least, in its composition, its quantity, its consistency and / or its distance position with respect to the seed tuber (2) is specifically supplied by partial surfaces (BW, BW ') in a controllable way in the area close to the seed tubers (2), and the fertilizer (6) containing at least two fertilizing agents (13, 14) is mixed from the respective dosing flows, this mixture is discharged as a fertilizer (6) that can be optimized according to soil reference values (BW, BW ') in several fertilization lines (9, 10, 11) and it is positioned at optimizable distances with respect to the seed tuber (2) in the potato furrow (8, 8', 8 '').