* Punjab Finance Minister Manpreet Singh Badal delivering budget speech amid commotion by SAD and BJP MLAs. Manpreet Singh Badal resumes budget speech. * MLAs from the opposition parties raise slogans as finance minister Manpreet Singh Badal starts reading out the budget. * Manpreet Singh Badal continues to read out the budget amid sloganeering by the opposition MLAs. * Rs 938.71 crore allocated for various scholarship schemes for SC/BC..