Since farmers with more informal on-the-job training are more likely to be interested in agroforestry, it may be possible to identify and use these farmers to informally teach others about tree planting.
(farmers with more informal on-the-job training; are; more likely to be interested in agroforestry) (farmers with more informal on-the-job training; to be; interested in agroforestry)
farmers with more informal on-the-job training farmers with more informal on-the-job training
are to be
more likely to be interested in agroforestry
interested in agroforestry