轻度沙埋对典型荒漠植物的影响

轻度沙埋对典型荒漠植物的影响

赵春彦, 秦洁, 贺晓慧, 周冬蒙

Effects of sand burial on typical desert plants

Chunyan Zhao, Jie Qin, Xiaohui He, Dongmeng Zhou

表2 沙埋和非沙埋植株下方土壤温度

Table 2 Soil temperature difference under sand burial and no sand burial

时间	梭梭		柽柳		沙拐枣		白刺
时间	沙埋	非沙埋	沙埋	非沙埋	沙埋	非沙埋	沙埋	非沙埋
08:00	15.06±1.14^a	15.80±1.43^b	12.45±1.32^a	12.56±1.11^b	15.21±1.25^a	15.02±1.62^b	13.34±2.05^a	13.81±1.54^b
10:00	20.11±1.02^a	19.33±1.30^b	13.07±1.83^a	14.35±1.73^b	22.61±1.07^a	22.05±0.98^b	19.15±1.64^a	23.59±0.99^b
12:00	23.26±1.21^a	27.20±1.17^b	24.39±1.27^a	27.57±1.43^b	22.97±2.01^a	25.32±1.11^b	30.22±1.32^a	34.20±1.46^b
14:00	32.49±1.05^a	36.30±1.62^b	26.92±1.09^a	30.77±1.08^b	26.26±1.16^a	32.51±1.08^b	36.56±1.04^a	39.17±1.66^b
16:00	34.95±1.11^a	38.49±1.80^b	27.59±1.14^a	36.48±0.85^b	37.63±0.78^a	40.17±1.67^b	38.11±1.54^a	40.45±1.15^b
18:00	31.33±1.62^a	35.46±0.97^b	33.30±1.63^a	35.63±1.19^b	34.37±1.41^a	37.19±1.22^b	34.15±1.33^a	38.73±0.94^b