Sweet Potato Hotbed Economics
Table 2). Table 3, and clearly indicate that Telone + Vapam treatment has been the most effective and economical alternative to MeBr. Much of the cost savings were a result of eliminating gin trash for this particular treatment, however, and not from weed control.
Unfortunately, the method of application of the Telone + metam fumigation treatment is not commercially available. Growers instead have switched to metam applied with sprinklers, shanked metam with herbicides, and pic + Telone under tarp.