Capital gain on sale of land

My uncle want to sale a plot of land situated in nashik for Rs. 5150000/- he purchased it in year 1990A @ 400000Rs. hence he is eligible for LTCG how he can save LTCG. he is already having one residential house. can he transfer the plot by way of gift to his wife and sell it and whatever the sale consideration he will get he can purchase a residential house in name of his wife. can it will be helpful?or Income tax consider what value for determining sale consideration