the process of degradation of the product or substance concerned must guarantee, at the end of the conversion period, an insignificant level of residues in the soil and, in the case of a perennial crop, in the plant;
ní foláir urramú go mbeidh leibhéal neamhshuntasach fuíll san ithir tar éis phróiseas díghrádaithe an táirge nó substaint lena mbaineann ag deireadh na tréimhse tiontaithe, nó sa phlanda i gcás barr ilbhliantúil;