Farmland is attracting growing interest from Pensions Funds, hedge funds and even mom-and-pop investors as they seek to diversify assets and capitalise on an agriculture industry slump that has pushed down land prices in some regions. Financial services giant TIAA-CREF said Tuesday it has raised $3 billion for its second global farmland investment partnership, exceeding its initial target of $2.5 billion. The fund, which will invest in North and South America and Australia, has lined up commitments from institutional…