Irrigating during drought

Has anyone used the information on this website to schedule irrigation? Is this helpful?
http://www.when2water.com

I would like to know if these techniques are beneficial?

Thanks

dear sir,

irrespective of soil conditions or weather conditions, if you use our product Nualgi Foliar during drought conditions coupled with drip irrigation, your plants will withstand drought conditions and behave like any other plants and give you the desired output at the end of the day. for more information, you can look up details in FN’s ad section. if u need more information, please call 0-8585938121.