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.. kaffesump..dess innehåll och nyttigheter..
För dej som är nyfiken på vad din kaffesump innehåller för gött att tillföra din jord:
* Primary Nutrients
o 1.45% Nitrogen
o ND ug/g Phosphorous
o 1204 ug/g Potassium
* Secondary Nutrients
o 389 ug/g Calcium
o 448 ug/g Magnesium
o high ug/g Sulfur
* Micronutrients
o 32 ug/g Boron
o 6.28 ug/g Copper
o 32.1 ug/g Iron
o 7.82 ug/g Manganese
o ND ug/g Molybdenum
o 3.31 ug/g Zinc
* Non-nutrients
o 31.5 ug/g Aluminum
o ND ug/g Arsenic
o 1.75 ug/g Barium
o ND ug/g Cadmium
o ND ug/g Chromium
o 66.8 ug/g Sodium
o 1.52 ug/g Nickel
o ND ug/g Lead
o ND ug/g Silicon2) Source: New Scientists
Journal reference: Nature (vol 417 p 915)
“Caffeine is present in coffee and cocoa beans to protect the plant against harmful insects, but it is pure chance that it has a toxic effect on molluscs (slugs). Researchers say that they do not know why caffeine killed the slugs. But they suggest it may act as a neurotoxin, since exposed slugs fell to “uncoordinated writhing” before dying. It could be very useful because coffee is not likely to harm people so it’s far better than spreading the traditional products, which also harms beneficial insects.”3) Anecdotal evidence suggests that worms are very attracted to them.
4) Balances the soil acidity. It’s nearly neutral 6.8..


