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What are the precautions for applying pig manure to the roots of Shatang mandarin?
Fertilizer application rates for Shatang mandarin at various stages: Base fertilizer: 10 kg chicken manure or pigeon manure, or 2.5 kg peanut bran, or 25 kg pig manure, plus 0.35 kg superphosphate, plus 0.25 kg potassium chloride or 0.30 kg potassium sulfate. Pre-bud fertilizer: 0.25 kg urea, plus 0.25 kg superphosphate