Effect of spring weed control in citrus orchard by the use of herbicide

agricultural chemicals agrume citrus fruits control de malezas control de plagas crops cultivos economic plants facteur de production fruit crops frutales herbicidas herbicide herbicides huerto frutal land lutte anti-mauvaise herbe orchards periodicidad periodicity pest control plantas plante plante de culture plants primavera printemps production factors produit agrochimique saison satsuma satsumas seasons spring tangerina tangerine tangerines temps terre tiempo tierras time timing verger weed control