[Koha] How to delete Biblios in reservoir?

[Huck]

I'm testing my 2.2.7 Koha installation and have added 1 book...

in Biblio Search Results

I have the following:

Biblios in koha:

    Results 1 to 2 of 2

Title   Author   (c)

blank    blank   blank [edit...]  [duplicate]
blank    blank   blank [edit...]  [duplicate]


    Results 1 to 2 of 2

Biblios in reservoir

Title      Author          ISBN      coming from

blank     Lutz, Mark.   0596002815    129.219.110.86    [Add biblio]
blank     Lutz, Mark.   0596002815    z3950.loc.gov     [Add biblio]
blank       blank       0596002815    test              [Add biblio]
blank     Lutz, Mark.   0596002815    test              [Add biblio]
blank     Lutz, Mark.   0596002815    129.219.110.86    [Add biblio]
blank     Lutz, Mark.   0596002815    z3950.loc.gov     [Add biblio]
blank     Lutz, Mark.   0596002815    129.219.110.86    [Add biblio]
blank     Lutz, Mark.   0596002815    z3950.loc.gov     [Add biblio]


?? ideas ?? ;)

Thanks!

--Huck