Robuta

https://www.mdpi.com/2073-4441/14/20/3266
A field experiment was conducted to investigate the effects of biochar (BC), fulvic acid (FA) and Bacillus subtilis (BS) on soil properties and crop growth in...
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https://www.gale.com/products/9789812651501
EBK: SOIL IMPROVEMENT: PREFABR ICATED VERTICAL DRAIN TECHQS
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https://www.epicgardening.com/soil-building/soil-improvement/
soil improvementepic gardening
https://www.mdpi.com/2073-4395/13/1/275
Fulvic acid (FA), the essence and most active component in humus, is widely used as a fertilizer synergistic agent and for soil improvement.
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https://www.spaders.com.au/
Farmax spaders are able to incorporate clay, stubble, green manure, fertilizer and or trace elements through the soil profile to a depth of 400mm.
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https://www.mdpi.com/1420-3049/17/8/9397
The use of some novel and efficient crop nutrient-based superabsorbent hydrogel nanocomposites (SHNCs), is currently becoming increasingly important to improve...
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