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Benny Thompson replied to the discussion chloride and nitrate on sap analysis in the forum Vegetables 2 years ago
Reply to chloride and nitrate on sap analysis
OK! John Kempf made a correction later in the course.
The key ratio is Total Nitrogen / Chloride. (not nitrate)
Insect pressure increases when the sap chloride is higher than total nitrogen.
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Benny Thompson replied to the discussion Which micronutrients are safer to err on excess vs err on deficiency in the forum Vegetables 2 years ago
Reply to Which micronutrients are safer to err on excess vs err on deficiency
Iron and Manganese are the two nutrients that are most susceptible to becoming unavailable because of oxidation. Copper and cobalt are also susceptible to oxidation/unavailability. So these are the nutrients that should be in a solution with less oxygen (reduced), more hydrogen (lower pH), and chelated. Chelation doesn’t necessarily reduce…
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Darrin Petzer replied to the discussion Which micronutrients are safer to err on excess vs err on deficiency in the forum Vegetables 2 years ago
Reply to Which micronutrients are safer to err on excess vs err on deficiency
That is a good question and I’m sure Benny does have this information. I am wondering what the starting water chemistry is?
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Darrin Petzer replied to the discussion Which micronutrients are safer to err on excess vs err on deficiency in the forum Vegetables 2 years ago
Reply to Which micronutrients are safer to err on excess vs err on deficiency
Thanks for all the detail John. With some nozzles closed I’m running at 1.92mph to get the 100gal/acre. To clarify – your trees are either 16′ or 20′ apart in row, and rows are also 16′ or 20′ apart?
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Darrin Petzer replied to the discussion Visiting regeneratvive apple production in the forum Fruit and Nuts 2 years ago
Reply to Visiting regeneratvive apple production
I’m not very familiar with the area but I recall it is beautiful and a big deciduous fruit growing region. How many hectares of each fruit are you growing? I have been interested in SA orcharding as I wasn’t exposed to it previously.
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