Agriculture Today
Chemicals Getting less and less effective
Pests continue to develop resistance to various pesticides. It is a serious and a growing problem Worldwide, more than 600 species of pests has developed some level of pesticide resistance.
https://en.wikipedia.org/wiki/Pesticide_resistance
http://www.frac.info/resistance-overview/mechanisms-of-fungicide-resistance
Chemicals Getting out
Pesticide ban increases every year due to public health issues and environmental concerns such as CCD and contamination of water resources.
therefor most of the country's, are taking out from the list of approved pesticide, dangerous but been used chemicals molecules.
https://www.epa.gov/safepestcontrol/food-and-pesticides
Zero/low pesticide residue demands
The growing demands from the end user for safe and healthy food, making the retailers bring new standards to the farmer, most of the time, higher than the official country demands.
Looking for solutions
The farmers are left out with less and less effective pesticides, fewer products, higher standards, they will seek and try any new product/solution that is available and might be helpful.