40kg有機無機復(fù)æ··è‚¥15-8-12-é‘«æ£
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鎂≥2%
鈣≥2%
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鋅≥0.02%
硅≥0.02%
æœ‰æ•ˆæ´»æ€§èŒæ•¸(shù)(CFU)=0.2å„„/g
有機質(zhì)≥15%(以干基計)
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