有机肥与土壤调理剂对连作甘薯生长发育及土壤肥力的影响

刘亚军, 逯昀, 王文静, 胡启国, 储凤丽, 李志杰

Effects of Organic Fertilizer and Soil Conditioner on the Growth and Development of Continuous Cropping Sweet Potato and Soil Fertility

Liu Yajun, Lu Yun, Wang Wenjing, Hu Qiguo, Chu Fengli, Li Zhijie

表3 不同施肥措施对土壤养分的影响

Table 3 Effects of different fertilization measures on the nutrients of soil

处理 Treatment 碱解氮 Alkali-hydrolyzed nitrogen (mg/kg) 速效磷 Available phosphorus (mg/kg) 速效钾 Available potassium (mg/kg) 有机质 Organic matter (g/kg) pH 基土Basic soil 47.08±1.65a 55.87±2.12a 146.62±4.29a 15.49±0.44a 8.02±0.01a CK 41.26±3.12d 49.65±1.84c 127.69±8.49c 14.22±0.82b 8.02±0.02a SF 44.55±1.19b 54.28±3.18ab 142.20±8.92a 15.07±0.97a 7.99±0.03a SBF 42.30±2.46c 52.22±3.65b 135.25±5.67b 15.76±1.02a 8.03±0.02a FBF 47.81±0.82a 56.23±2.72a 146.28±6.20a 15.58±0.90a 8.01±0.01a FC 47.47±1.21a 56.01±2.05a 144.91±8.02a 15.41±0.78a 8.01±0.02a