Table 1 Basic information obtained from investigated farms through questionnaire
From: Nutrient production from Korean poultry and loading estimations for cropland
Contents | Broiler | Layer |
|---|---|---|
The number of farms | 11 | 16 |
Breeding period (days) | 35 | 365 |
Farm size (The number of poultry at a time) | 73,363āĀ±ā30,303 | 59,813āĀ±ā48,410 |
The number of heads per farm | 115,000āĀ±ā92717a | ā |
Annual litter reuse (times/year) | 1.5āĀ±ā0.7 | ā |
Bulking material used | Rice hull | Rice hull and sawdust or no bulking material |
Daily litter usage per head (g/head.day) | 10.4āĀ±ā13 | 17.3āĀ±ā17.6 |
Daily manure production (kg/day) | 9833āĀ±ā7927 | 7223āĀ±ā6057 |
Daily manure production per head (g/head.day) | 85.5b | 116āĀ±ā16.2 |
Daily compost production (kg/day) | 1092āĀ±ā942 | 2405āĀ±ā3057 |
Daily compost produced per head (g/head.day) | 14.8āĀ±ā12 | 35.9āĀ±ā21 |