What is an ORP meter and why is it useful in hydroponics?
Hydroponic growers are used to using pH and EC meters to control their growing conditions but very few use ORP meters in order to learn more about their nutrient solution.…
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How to prepare your own solutions for EC meter calibration
On a recent post I talked about how you can prepare your own solutions for the calibration of your pH meter. However hydroponic growers not only need to calibrate their pH…
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Preparing your own buffer solutions for pH calibration
If you are interested in learning how to prepare buffers without needing a previously calibrated pH probe, please read this post. One of the most common tasks that hydroponics growers…
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Automating a hydroponic system: Sensors and monitoring
Hydroponic systems benefit greatly from gathering more information as this gives the grower the ability to better diagnose problems and better understand the evolution of their hydroponic crops. Usually growers…
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Is ortho-silicic acid worth the additional expense in hydroponics?
Silicon is all the rage right now and different silicon product manufacturers are racing to produce commercial products that contain more and more biologically active silicon. The idea is mainly…
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Nitrate, Ammonium and pH in hydroponics
The stability and variability of pH in hydroponic solutions has always been a complicated topic to discuss. There are many reasons why pH may change in a hydroponic system, ranging…
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HydroBuddy v1.100 : The First Free Open Source Hydroponic Nutrient Calculator Program Available Online
HydroBuddy is a completely free and open source program for the calculation of nutrient solutions for hydroponics and general agriculture built by me – Daniel Fernandez – based on my…
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Almost There Guys ! The New HydroBuddy v1.0 is Just Around the Corner :o)
Through the past few months its been very quiet here at scienceinhydroponics.com mainly because I have been very busy with the development of the latest version of HydroBuddy as I…
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Walking Towards v.1.0 : Why Development of HydroBuddy is Taking Its Time
If you had been following my development of the free HydroBuddy nutrient calculator your probably have wondered why development seems to have “stopped” during the past few months. The truth…
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Instrument Precision : Its Importance in the Preparation of Hydroponic Nutrient Solutions
One of the most overlooked aspects when preparing hydroponic nutrient solutions is the actual precision of the instruments used to measure the salt or liquid reagent additions. People who are…
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