or institution who is relieved from school work and is engaged
satisfactorily in agricultural service during the present school
year shall be given credit for the work of the present term without
examination, on the certificate of the person in charge of such
school or institution that his work therein up to the time of
engaging in such service is satisfactory. A pupil in such school or
institution who engages in such service during the present school
year shall not incur any loss of standing or credit on account of
such service. All pupils in public schools who are candidates for
college-entrance diplomas or other credentials to be issued to them
at the close of the present school year shall be granted such
diplomas or credentials on the certificate of the principal of the
school that their work up to the time of engaging in such service
is satisfactory. The Regents of the University shall make rules
for the purpose of giving credit to pupils in the public schools
who have been in attendance at school during the present school
year and who have left the schools for the purpose of rendering
agricultural or industrial service.