Garden surface coverage produced with hickory shell and its producing method
The garden surface covering is produced with hickory shell as main material and through adding nitrogen to regulate C/N ratio to 25-30, adding fermenting bacteria seed via mixing, piling for fermentation of 28-30 days, drying to water content less than 50% and packing. The present invention has high...
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Format: | Patent |
Sprache: | chi ; eng |
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