There was some opposition but it was limited as the peasants were not yet politicised.
The Crimean war provoked a spate of uprisings. In 1834 to 1835 there were 216 peasant uprisings and in 1845 to 1854 there were 348 peasant uprisings
The peasant uprisings provoked the emancipation decree - AII thought it better to abolish the system from above than wait for it to be abolished from below.
Peasant uprisings weren't the only reason for emancipation.
There was failure from the peasants to oppose the Tsar, even when pushed by Land and Liberty, showing they still viewed the Tsar as a father.