种植密度对2个青稞品种抗倒伏及秸秆饲用特性的影响

赵小红,白羿雄,王凯,姚有华,姚晓华,吴昆仑

Effects of planting density on lodging resistance and straw forage characteristics in two hulless barley varieties

Xiao-Hong ZHAO,Yi-Xiong BAI,Kai WANG,You-Hua YAO,Xiao-Hua YAO,Kun-Lun WU

表2 种植密度对倒伏特性的影响

Table 2 Effect of planting density on lodging characteristics

品种 Variety	处理 Treatment	茎长 Stem length (cm)			茎重 Stem weight (g)			茎秆强度 Stem strength			穗重 Panicle weight (g)
品种 Variety	处理 Treatment	基部第2节 2nd node from the base	基部第3节 3rd node from the base	基部第4节 4th node from the base	基部第2节 2nd node from the base	基部第3节 3rd node from the base	基部第4节 4th node from the base	基部第2节 2nd node from the base	基部第3节 3rd node from the base	基部第4节 4th node from the base	穗重 Panicle weight (g)
2017
昆仑14号 Kunlun 14	T1	10.56 b	13.36 a	22.84 a	0.28 b	0.24 b	0.27 b	10.60 ab	6.57 a	6.28 a	3.26 ab
	T2	10.76 b	13.95 a	20.05 a	0.29 b	0.27 b	0.28 b	14.54 ab	7.15 a	6.38 a	3.19 ab
	T3	13.07 a	16.30 a	23.31 a	0.35 a	0.40 a	0.36 a	19.34 a	9.11 a	7.10 a	3.47 a
	T4	12.50 a	15.00 a	21.36 a	0.25 b	0.23 bc	0.24 b	9.92 b	5.99 a	5.98 a	3.06 b
	T5	11.84 ab	14.23 a	20.75 a	0.24 b	0.22 c	0.23 b	9.54 b	4.15 b	5.61 a	3.50 a
门源亮蓝Menyuanlianglan	T1	13.65 c	14.99 b	17.94 c	0.14 ab	0.16 ab	0.16 b	4.07 b	1.85 b	1.61 b	0.92 b
	T2	13.10 c	14.90 b	17.00 c	0.15 a	0.16 a	0.19 a	4.63 a	2.35 a	2.07 a	1.89 a
	T3	14.36 bc	16.06 b	18.49 bc	0.13 b	0.15 abc	0.15 b	2.97 c	1.56 c	1.54 b	0.92 b
	T4	16.22 ab	16.27 ac	20.13 ab	0.11 c	0.13 bc	0.14 b	2.10 d	1.48 c	1.33 c	0.66 c
	T5	16.96 a	18.51 a	20.55 a	0.10 c	0.12 c	0.14 b	1.77 d	1.413 c	1.30 c	0.62 c
2018
昆仑14号 Kunlun 14	T1	11.25 d	14.15 d	21.67 c	0.28 a	0.34 a	0.28 a	7.31 c	4.45 b	4.76 a	6.08 a
	T2	13.3 b	15.00 cd	22.28 bc	0.23 ab	0.21 b	0.22 a	10.03 b	4.84 b	4.01 cd	6.13 a
	T3	13.9 a	17.53 a	25.90 a	0.22 b	0.19 b	0.21 a	13.34 a	6.61 a	4.21 bc	6.73 a
	T4	12.6 c	16.13 b	23.73 b	0.20 b	0.19 b	0.19 a	6.84 d	4.06 b	4.23 bc	6.38 a
	T5	11.45 d	15.3 bc	22.68 bc	0.19 b	0.17 b	0.18 a	6.58 d	2.81 c	3.76 d	6.20 a
门源亮蓝Menyuanlianglan	T1	14.28 d	16.30 c	18.68 c	0.14 a	0.15 a	0.17 a	3.73 a	1.86 a	1.61 a	4.03 b
	T2	14.87 d	16.40 c	19.70 bc	0.13 a	0.14 a	0.14 ab	3.28 a	1.49 a	1.25 b	5.60 a
	T3	15.65 c	17.57 b	20.30 b	0.12 a	0.13 a	0.13 ab	2.39 b	1.24 a	1.20 b	3.93 b
	T4	17.67 b	17.80 b	22.10 a	0.10 a	0.12 a	0.11 bc	1.69 bc	1.17 a	1.03 b	3.78 b
	T5	18.48 a	20.25 a	22.93 a	0.09 a	0.11 a	0.08 c	1.43 c	1.21	1.01 b	3.53 b