For many years, IVM customers benefitted from effective and economical herbicide programs. Many customers even experienced a reduction in costs of their programs from the introduction of generic chemistry when the patents from proprietary chemistries expired. But now, changes in weed spectrums and the rapid increase in the number of herbicide resistant weeds is putting upward pressure on the price of new industrial herbicide chemicals as the generic formulations lose their effectiveness against weeds...(Read more...)