生物硫调理剂对盐碱地苜蓿产量、品质及土壤理化性质的影响

贾艳丽, 张洪发, 刘桂霞, 黄素芳, 屈新月, 岳明强, 韩佳婷, 徐玉鹏, 刘青松

Effects of Biological Sulfur Regulator on the Yield, Quality of Alfalfa and Soil Physicochemical Properties in Saline-Alkali Land

Jia Yanli, Zhang Hongfa, Liu Guixia, Huang Sufang, Qu Xinyue, Yue Mingqiang, Han Jiating, Xu Yupeng, Liu Qingsong

表4 不同生物硫调理剂施用量下苜蓿品质比较

Table 4 Comparison of alfalfa quality under different application rates of biological sulfur regulators

处理 Treatment 干物质 Dry matter (%) 粗蛋白 Crude protein (%) 粗脂肪 Crude fat (%) 酸性洗涤纤维 Acid detergent fiber (%) 中性洗涤纤维 Neutral detergent fiber (%) 相对饲喂价值 Relative feeding value 钙 Ca (%) 磷 P (%) CK 92.15±0.45a 19.88±1.44d 1.98±0.02c 26.37±2.12a 39.52±2.33a 160.90±6.34e 1.49±0.04b 0.35±0.01b S3 92.09±0.31a 21.28±1.09c 2.02±0.03c 25.88±2.09b 38.59±2.01b 165.70±7.29d 1.52±0.04b 0.36±0.00b S6 92.34±0.22a 22.39±1.22b 2.24±0.07a 25.12±1.91c 36.71±1.99d 175.69±1.55b 1.64±0.05a 0.41±0.01a S9 92.17±0.25a 23.23±1.34a 2.26±0.06a 24.40±1.56d 36.24±2.43e 179.40±1.91a 1.67±0.03a 0.42±0.02a S12 92.20±0.29a 22.11±1.87b 2.14±0.02b 25.45±1.68c 37.46±2.81c 171.53±6.31c 1.55±0.02b 0.36±0.00b