Tierra cultivable tratada con la labranza convencional, que implica la inversión del suelo, normalmente con un arado de reja o de disco como labranza primaria, seguida de la secundaria con una grada de discos.
Arable land treated by conventional tillage involving inversion of the soil, normally with a mouldboard or a disc plough as the primary tillage operation, followed by secondary tillage with a disc harrow.
