Nutritive value of the main forage resources used in Algeria. 2- Fodder trees and shrubs

摘要

InthissecondpartofthestudyonthenutritionalvalueofforageresourcesusedinAlgeriaarepresentedchemicalcomposition,energycontent(UFLandUFV)andnitrogencontent(PDINandPDIE)offoddertreesandshrubs.AsignificantnumberofspeciesoffoddertreesandshrubsisusedandhasbeenthesubjectofstudiesinAlgeria.Thesestudiesareoftencontentinthechemicalcompositionandrarelygountilthenutritionalvalue.Aminorityofspecieshavebeenthesubjectofseveralstudieswhilethemajorityonlyappearsinonepublication.Thenutritionalvalueofthemajorityofspeciesissignificantandtheycaneasilycovermaintenanceneeds,particularlyofsmallruminants.Somespecies,ontheotherhand,areofverygoodquality.Testsofdigestibilityandgrowtharestronglyrecommendedinthefuturestudiesonthesefodderresources.Thelistoftherecordedspeciesisnotexhaustiveandtheupdateofthissurveymustbeperiodic.