Food grade citric acid does a nice job. Use a pH meter to determine amount and recheck, as seasonal changes occur. We buy in 50 lb bags.
Regards, Dean, Sent from my iPad > On May 14, 2014, at 9:04 PM, "Mark Evans" <evan...@benzie.com> wrote: > > The water for spraying on our farm is currently 7.7. We have used vinegar, > Tri-fol, Li-700 and several other products to reduce ph. I would like to > know what products list members prefer to accomplish this task without using > a spreader-sticker/penetrant. I’ve considered using anhydrous citric acid > but have found little horticultural data on its use. > > Thankyou, > > Mark A. Evans > Frankfort, Michigan > _______________________________________________ > apple-crop mailing list > apple-crop@virtualorchard.net > http://virtualorchard.net/mailman/listinfo/apple-crop
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