橡胶林下益智光合特性的季节动态变化

程汉亭,李勤奋,刘景坤,严廷良,张俏燕,王进闯

Seasonal changes of photosynthetic characteristics of Alpinia oxyphylla growing under Hevea brasiliensis

CHENG Han-Ting,LI Qin-Fen,LIU Jing-Kun,YAN Ting-Liang,ZHANG Qiao-Yan,WANG Jin-Chuang

表1 益智叶片光和色素含量、比叶质量和叶片含水量

Table 1 The photosynthetic pigment content, leaf mass per area (LMA) and leaf water content of Alpinia oxyphylla

	叶绿素a Chl a (mg·cm^-2)	叶绿素b Chl b (mg·cm^-2)	类胡萝卜素 Car (mg·cm^-2)	总叶绿素 Chl (mg·cm^-2)	叶绿素a/b Chl a/b	比叶质量 LMA (g·m^-2)	叶片含水量 Leaf water content (%)
3月 Mar.	2.60^a	1.64^a	3.15^a	7.39^a	1.59^a	51.26^a	65.17^c
6月 June	2.60^a	1.28^b	2.67^c	6.55^b	2.02^b	43.06^c	74.31^a
9月 Sept.	2.62^a	1.33^b	2.60^c	6.55^b	1.97^b	48.82^ab	75.95^a
12月 Dec.	2.52^a	1.31^b	2.76^b	6.48^b	1.93^b	45.25^bc	68.64^b