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New iAVs Forum

If you'd like to build and operate your own Integrated Aqua-Vegeculture System (iAVs)...and you want to learn more about it from the person who invented it back in 1984...you'll be pleased to know that we've set up a dedicated iAVs sub-forum on Have More For Less. All...

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Effect of pH on plant assimilation of elements

  Effect of pH on plant assimilation of elements, varies by soil type (and/or if soilless). Hydroponic nutrient solutions are NOT organic - repeat NOT and never can/will be - so the above chart applies more in hydroponics (and likely DWC) than does the 'organic soil'...

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How long is a piece of string?

We're frequently asked to provide 'simple' answers to complex questions. When we speak about  'complex' questions, we're referring to those that require consideration of several factors in the formulation of answers.  Common examples include: How much aeration do I...

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Can we help you with any problems?

An Open Letter from Mark. Hi, It has sadly come to our recent attention that there are at least a few significant problems having occurred, accrued and continuing to remain unaddressed in India, centered around the impulsive actions and an absence of...

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Why Does iAVs Use Sand?

The use of sand for use in water filtration pre-dates recorded history. Sand was 'understood' to be a highly effective means of purifying water by the Babylonians, ancient Africans, Chinese, Egyptians, Israelis, Native Americans etc ... albeit that they did not know...

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Hybridising iAVs

GD....this is a post that is also a FAQ response.   Wikipedia.....see "hybrid".....see "mongrel" So-called "hybrid" aquaponics systems occur when two or more growing systems are coupled together Here's a good representative example of the questions that we receive...

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iAVs is not……

Most of the articles on this site endeavour to enlighten readers as to what iAVs is.  We thought it would be interesting to canvass all of the things that it is not. It’s not hydroponics - it has more in common with organic gardening than aquaponics It’s not a miracle...

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Food Production as a Business

All successful businesses comprise three core functions: Marketing Production/Operations Finance Competency in (or coordinated access to) each of the three essential components of business is mandatory for commercial viability.   Food production businesses are in no...

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iAVs – Easy!

We keep saying that iAVs is simple to understand and easy to build and operate. Here's iAVs in  5 steps (images not necessarily to scale). Click on images to enlarge Proportions depending on loading (fish density and feed rates), Simple doesn't have to mean dull or...

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Sand Is Amazing, But Its Not “Magick”

One of the questions that crops up from time to time is....."Do sand beds need cleaning?" No form of so-called 'aquaponics' is a perpetual motion machine.  Every 'system' type requires periodic maintenance - and iAVs is no exception to the rule. Everything that one...

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Our Goals

1. TEACH PEOPLE IN NEED TO FEED THEMSELVES AND THEIR COMMUNITIES.
Prime Directive (motive): To effect the timely development of sustainable food production capability for people of absolute existing need. Promote and establish food security, health and vitality in regions constrained by and within increasingly diminished environments globally.
2. PLEASE HELP YOURSELF AND OTHERS BY HELPING US TO DO THAT (#1). ADVICE, ACTION, EFFORT AND SUPPORT IS REQUIRED.
Desire A: To stimulate and participate in informed, actionable discussions on how to most effectively implement environmentally responsible and ultra-efficient resource application in food production capability for the greatest critical benefit and most immediate result.
3. STAY CURIOUS, GET INVOLVED, AND BE FACTUAL. ACCEPT ONLY EVIDENCE.
Desire B: To encourage and support empirical investigations in intentional ecosystem food production (efficacy, methods, utility) - as both biosystematics research and sustainable human development disciplines - subject to valid modes of inquiry and elucidation via the scientific method.

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