(Biologic control of the free living root nematodes in strawberries with intercrops)

abri plastique biological control cobertura verde control cultural cultivo intercalado cultural control culture intercalaire fragaria fraise fresa intercropping labranza live mulches lupinus lutte biologique lutte culturale mulch vivant nematoda phacelia plastic film covers pratylenchus profitability rentabilidad strawberries tagetes tagetes erecta tagetes patula tillage travail du sol