azolla is a good substitute for commercial fertilizers because it is cheap and rich in nitrogen
YES
Thomas A. Lumpkin has written: 'Azuki bean' -- subject(s): Azuki, Utilization 'Azolla as a green manure' -- subject(s): Azolla as fertilizer, Azolla, Rice, Fertilizers, Azolla as feed
Azolla is a type of fern that has been around since the time of the Dinosaurs. It is a bio fertilizer that may be used in paddy fields and similar cultivation to avoid harsh chemical fertilizers that destroy the soil.
The scientific name for azolla is Azolla filiculoides.
Azolla primaeva was created in 1890.
Azolla filiculoides was created in 1783.
One that's natural is what a substitute fertilizer is. A fertilizer tends to be defined as chemical, commercial, conventional or synthetic. So an example of a non natural fertilizer is the standard 'NPK' fertilizers that emphasize the macronutrients nitrogen, phosphorus, and potassium. An example of a substitute or natural fertilizer is compost or manure.
You can find a natural biological fertilizer product at a vermi-composting site.
Natural grass fertilizer is spread along the soil in which grass is to grow. It provides vitamins and nutrients for the grass.
Compost.
Anabaena azollae is the cyanobacterium that lives in the dorsal lobe of the Azolla leaves
Fertilizer can be a composition of man made and natural nutrients combined to replenish the soil nutrient deficiency. Where manure is natural nutrients from animal feces.
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