Lead #15 Dirty Spray Tank & Stunted Growth

Here’s what the scene lookED like: Symptoms: Stunted trees, about 1/3 the vegetative growth and leaf size of healthier-looking trees from same planting  Affected trees located exclusively on south half of block  Nearly all trees in the south half of the block...

Why Gypsum, & Why Gypsum Applicators?

Why Gypsum? It’s a popular soil and water amendment. Why? What is it, and what makes it so widely recommended and used?   Gypsum [CaSO. 4· 2H2O] is calcium sulfate dihydrate, a mined mineral that is technically a sulfate mineral, but its calcium “tagalong” is what...

Digging Deeper Case #13 Cu/S Foliar & Pistachio Spray Burn

HEre’s what the scene looks like:  SYMPTOMS: Black necrotic spotting on hulls, primarily at tips but also on top and sides of nuts. Damage ranged from tiny spots to severe necrosis affecting up to half the hull. No identifiable pattern within the field, tree or bunch....