亏缺灌溉对板蓝根叶片光合生理特性及产量的影响

王泽义, 张恒嘉, 王玉才, 陈谢田, 巴玉春

Effects of Deficit Irrigation on the Photosynthetic and Physiological Characteristics of Leaves and Yield of Isatis tinctoria

Zeyi Wang, Hengjia Zhang, Yucai Wang, Xietian Chen, Yuchun Ba

表3 亏缺灌溉下板蓝根的产量

Table 3 Yield of Isatis tinctoria under deficit irrigation

Treatments Irrigation amount (m3·hm-2) Total biomass (kg·hm-2) Economic yield (kg·hm-2) Water saving rate (%) Increasing yield rate (%) V1G0 153.02 12577.33 8475.38 a 7.96 1.51 V2G0 150.87 11116.52 7638.14 b 9.26 -8.51 V3G0 133.16 10487.87 6986.12 d 19.91 -16.32 V1G1 151.81 12185.38 8308.44 a 8.69 -0.48 V1G2 147.04 10603.39 7147.23 bc 11.56 -14.39 V2G1 143.74 10577.01 7029.39 c 13.55 -15.80 V2G2 137.64 10212.44 6923.72 d 17.21 -17.07 V3G1 119.63 8988.38 5895.17 e 28.05 -29.39 V3G2 116.08 8798.07 5784.38 e 30.18 -30.72 CK 166.26 12591.06 8348.91 a - -