增温增CO<sub>2</sub>浓度对玉米||花生体系玉米生长发育及产量的影响

增温增CO₂浓度对玉米||花生体系玉米生长发育及产量的影响

王飞, 郭彬彬, 孙增光, 尹飞, 刘领, 焦念元, 付国占

Effects of elevated temperature and CO₂ concentration on growth and yield of maize under intercropping with peanut

WANG Fei, GUO Bin-Bin, SUN Zeng-Guang, YIN Fei, LIU Ling, JIAO Nian-Yuan, FU Guo-Zhan

表3 增温和增温增CO₂浓度对间作玉米收获期干物质积累与分配的影响

Table 3 Effects of elevated temperature and CO₂ concentration on dry matter accumulation and distribution of intercropping maize at maturity stage

年份 Year	磷水平 P-level	处理 Treatment	干物质积累 Dry matter accumulation (g plant^-1)					干物质分配 Dry matter distribution (%)
年份 Year	磷水平 P-level	处理 Treatment	茎 Stem	叶 Leaf	苞叶 Husk	穗轴 Cob	籽粒 Kernel	茎 Stem	叶 Leaf	苞叶 Husk	穗轴 Cob	籽粒 Kernel
2018	P₀	TC	48.5 b	14.8 b	8.40 a	14.2 b	96.8 c	26.5 bc	8.10 ab	4.60 a	7.77 a	53.0 a
	P₀	+T+C	50.6 b	15.7 b	9.78 a	16.2 ab	111.0 ab	24.9 c	7.72 b	4.81 a	7.97 a	54.6 a
	P₁₈₀	TC	65.5 a	16.5 b	11.7 a	17.1 a	98.7 bc	31.3 a	7.88 ab	5.58 a	8.16 a	47.1 b
	P₁₈₀	+T+C	66.2 a	21.8 a	11.9 a	17.5 a	116.0 a	28.4 ab	9.34 a	5.10 a	7.50 a	49.7 b
2019	P₀	TC	30.0 d	15.4 c	6.48 d	9.11 c	65.1 d	23.8 ab	12.2 a	5.14 a	7.22 b	51.6 bc
		+TC	32.7 cd	15.3 c	8.55 bc	11.6 bc	84.8 cd	21.4 ab	10.0 b	5.59 a	7.58 b	55.4 ab
		+T+C	40.8 c	17.4 c	9.12 bc	14.0 b	118.0 b	20.5 b	8.73 b	4.58 a	7.02 b	59.2 a
	P₁₈₀	TC	54.7 b	27.0 b	11.4 b	19.6 a	104.3 bc	25.2 a	12.4 a	5.25 a	9.03 a	48.1 c
		+TC	58.0 ab	28.3 b	11.0 b	19.0 a	120.0 b	24.5 ab	12.0 a	4.66 a	8.04 b	50.8 bc
		+T+C	65.0 a	34.4 a	15.2 a	21.4 a	159.0 a	22.0 ab	11.7 a	5.15 a	7.25 b	53.9 b