Did you do a slurry test, and measure the EC of the resultant solution?
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What do you actually know about what you're doing right now? That's not a snide remark, I'm asking you for any information that you've actually worked to obtain.
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We (collectively) need to get away from trying to pinpoint single nutrient deficiencies, and start seeing what's going on with the plant as a system.
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The problem with where we're at right now, is that you dosed with 0-10-10. Then, you added 10-10-10. So you've got a 10-20-20 fertilizer in your plants right now. You didn't see a turnaround, so you've clearly got something locked up. Truthfully, when you don't have nitrogen working symbiotically with other nutrients, it's going to cause you a problem and/or take some time to get it sorted back out. Chemistry is all about molecular relationships.
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EC test. You will get no definitive answers - only guesses and stabs in the dark - until you post this.