四种豆科作物的光合生理和生长发育对弱光的响应

邹长明, 王允青, 刘英, 张晓红, 唐杉

Responses of photosynthesis and growth to weak light regime in four legume species

ZOU Chang-Ming,WANG Yun-Qing,LIU Ying,ZHANG Xiao-Hong,TANG Shan

表6 遮阴对田间豆科作物生殖生长的影响(平均值±标准误差, n = 3)

Table 6 Effect of shading on reproductive growth of the legumes in the field experiment (mean ± SE, n = 3)

种 Species	处理 Treatment	出苗-初花天数Emerging to first bloom (d)	花期持续天数 Flowering continuously time (d)	全生育期 Whole growth stage (d)	每株开花数 Flowers per plant	每株荚数 Pods per plant	荚长 Pod length (cm)	千粒重 Thousand-grain weight (g)	种子产量 Seed yield (kg∙hm^-2)
绿豆 Vigna radiata	对照 CK	42 ± 0^a	21 ± 1^a	68 ± 1^a	35 ± 2^a	33 ± 2^a	9.2 ± 0.7^a	43.2 ± 2.0^a	757 ± 43^a
绿豆 Vigna radiata	遮阴 Shading	39 ± 1^b	12 ± 0^b	60 ± 1^b	9 ± 1^b	7 ± 1^b	6.9 ± 0.5^b	34.6 ± 1.6^b	125 ± 12^b
乌豇豆 Vigna cylindrica	对照 CK	40 ± 0^a	37 ± 1^a	83 ± 1^a	34 ± 2^a	30 ± 2^a	15.8 ± 0.6^a	99.5 ± 2.2^a	1595 ± 87^a
乌豇豆 Vigna cylindrica	遮阴 Shading	40 ± 1^a	33 ± 0^b	82 ± 1^a	11 ± 1^b	8 ± 1^b	13.1 ± 0.5^b	90.9 ± 1.5^b	341 ± 26^b
大猪屎豆 Crotalaria assamica	对照 CK	64 ± 0	27 ± 1	107 ± 1	238 ± 15	225 ± 15	5.0 ± 0.3	16.2 ± 0.6	969 ± 61
大猪屎豆 Crotalaria assamica	遮阴 Shading	-	-	-	-	-	-	-	-
望江南 Senna occidentalis	对照 CK	75 ± 0^b	36 ± 0^a	123 ± 0	280 ± 14^a	264 ± 14	11.7 ± 0.9	17.7 ± 0.9	2326 ± 105
望江南 Senna occidentalis	遮阴 Shading	88 ± 1^a	11 ± 0^b	-	5 ± 1^b	-	-	-	-