...Bank of America Corp. and J.P. Morgan Chase & Co. are among the major players pitching working farms and ranches as an alternative investment. The idea is to buy the land and then let a private bank or trust company manage the cattle, corn, soybeans and almond orchards. Bank of America says its private bank unit now manages more than two million acres of ranch and farmland.... JPMorgan Private Client Services says it now manages about two million acres of land. A handful of trust companies and other banks, such as Wachovia Corp., also manage ranches and farms for high-net-worth...