脱叶剂喷施时间对棉花脱叶效果及不同部位果枝产量的影响

崔进鑫, 陆小双, 李生梅, 杨涛, 庞博, 王红刚, 高文伟

Defoliant on Cotton Defoliation Effect and Its Influence on the Yield of Different Position Fruit Branches

CUI Jinxin, LU Xiaoshuang, LI Shengmei, YANG Tao, PANG Bo, WANG Honggang, GAO Wenwei

表3 不同脱叶剂下棉花不同部位果枝产量变化

Table 3 Effect of defoliant on the yield in different parts of Cotton

品种 Varieity	处理 Trea tmet	籽棉产量 Seed cotton yield(kg/hm²)			皮棉产量 Lint yield(kg/hm²)			衣分 Lint percentage(%)			铃重 Boll weight(g)
品种 Varieity	处理 Trea tmet	UL_1-3	ML_4-6	LL_≥7	UL_1-3	ML_4-6	LL_≥7	UL_1-3	ML_4-6	LL_≥7	UL_1-3	ML_4-6	LL_≥7
苗宝21号 Miaobao 21	CK	1 095.4^a	1 726.3^a	2 287.1^c	506.0^a	864.7^a	913.4^c	46.70^a	51.39^a	41.20^a	4.30^a	4.35^a	4.36^b
	T₁	1 158.9^a	2 212.0^a	2 951.7^ab	486.7^a	1 004.4^a	1 284.8^ab	40.68^a	45.23^a	43.75^a	3.91^a	4.70^a	5.76^a
	T₂	1 659.3^a	2 376.5^a	3 822.6^a	676.2^a	1 002.1^a	1 583.7^a	40.75^a	41.66^a	41.38^a	4.99^a	4.94^a	4.84^ab
	T₃	1 228.9^a	1 776.5^a	3 190.4^ab	514.6^a	751.6^a	1 402.1^a	41.69^a	42.00^a	43.93^a	3.85^a	3.61^a	4.58^b
农大1号 Nongda 1	CK	648.3^a	1 873.0^b	2 325.9^a	879.2^a	1 131.6^a	1 074.0^a	42.28^ab	47.39^a	46.18^a	3.92^a	4.39^a	4.45^a
	T₁	822.4^a	1 823.5^b	2 709.8^a	361.2^b	824.8^ab	1 251.3^a	37.23^b	45.51^a	45.91^a	3.69^a	5.40^a	4.14^a
	T₂	524.3^a	2 934.5^a	3 151.5^a	194.3^b	1 306.5^a	1 492.1^a	43.25^a	44.42^a	47.34^a	4.01^a	5.21^a	4.36^a
	T₃	622.0^a	1 269.4^b	2 756.1^a	260.8^b	577.2^b	1 267.6^a	41.85^ab	45.43^a	45.97^a	3.74^a	4.87^a	4.65^a
国新73号 Guoxin 73	CK	638.6^a	2 086.7^a	3 241.9^a	267.1^a	911.2^a	1 404.0^a	42.04^a	43.77^a	46.56^a	5.04^a	5.32^a	5.69^a
	T₁	956.2^a	1 921.6^a	2 763.8^a	402.4^a	830.5^a	1 194.0^a	42.39^a	44.91^a	43.32^b	4.47^a	5.60^a	5.22^a
	T₂	968.1^a	1 881.5^a	2 891.8^a	391.8^a	856.7^a	1 245.8^a	39.88^a	45.85^a	43.13b	4.61^a	5.43^a	5.76^a
	T₃	605.0^a	2 535.0^a	2 892.6^a	256.3^a	1137.7^a	1469.1^a	41.63^a	43.23^a	43.22^b	4.01^a	5.94^a	5.43^a
C₁	CK	1 196.6^a	1 726.8^a	2 365.4^a	784.5^a	1 009.8^a	1 030.8^a	42.1 ${2^{a}}^{b}$	45.94^a	43.12^a	4.96^a	5.42^a	4.73^a
	T₁	464.7^a	1 335.8^a	2 933.1^a	169.0^c	541.2^a	1 226.2^a	39.15^b	44.27^b	45.19^a	4.37^a	4.47^a	5.09^a
	T₂	1 387.5^a	1 851.5^a	2 165.5^a	606. ${2^{a}}^{b}$	832.0^a	940.4^a	46.16^a	44.7 ${1^{a}}^{b}$	43.32^a	5.55^a	5.06^a	4.44^a
	T₃	1 247.6^a	1 673.9^a	2 794.8^a	488. ${9^{a}}^{b}$	703.0^a	1 185.3^a	40.6 ${3^{a}}^{b}$	41.5 ${6^{a}}^{b}$	42.20^a	5.82^a	5.22^a	4.74^a
新陆早37号 Xinluzao 37	CK	598.2^a	2 451.9^a	2 340.6^a	245.2^a	1 068.9^a	996.3^a	43.42^a	43.56^a	42.48^b	3.3 ${2^{a}}^{b}$	4.9 ${2^{a}}^{b}$	5.81^a
	T₁	311.3^a	1 236.8^b	2 332.0^a	123.1^a	544.4^b	1 055.1^a	39.15^a	44.27^a	45.1 ${9^{a}}^{b}$	2.39^b	4.4 ${9^{a}}^{b}$	4.83^a
	T₂	486.8^a	919.0^b	2 357.9^a	187.4^a	412.2^b	1 078.0^a	39.27^a	44.88^a	45.99^a	5.00^a	4.34^b	4.56^a
	T₃	514.6^a	1 633. ${5^{a}}^{b}$	2 934.2^a	207.6^a	738. ${3^{a}}^{b}$	1 340.2^a	39.73^a	45.49^a	45.3 ${4^{a}}^{b}$	4.19^a	5.30^a	5.23^a
P值 P value	V	5.505^**	1.762^ns	2.377^ns	5.638^**	2.014^ns	2.184^ns	0.545^ns	1.092^ns	6.386^**	6.129^**	4.227^**	6.345^**
	T	0.779^ns	0.758^ns	1.905^ns	0.653^ns	1.048^ns	2.729^ns	1.892^ns	2.381^ns	1.313^ns	4.234^*	0.081^ns	0.465^ns
	V×T	0.806^ns	1.987^ns	1.098^ns	0.865^ns	1.844^ns	1.132^ns	1.736^ns	1.762^ns	1.002^ns	1.353^ns	1.357^**	1.81^ns