The yield responses of naked oats to phosphorus fertilizer and phosphorus behavior in chestnut soil in a long-term experiment Effect of sowing date and variety on grain-filling in naked oats Effects of additives and crop ratio on quality of mixed naked oat (Avena nuda) and alfalfa (Medicago sativa) silage Change of Osmotica in Oat Leaf under Soil Moisture Stress Quality of mixed naked oats (Avena nuda) and alfalfa (Medicago sativa) silage