Table 2. Effects of mechanical stress caused by hanging labels from the petioles (HLFP) of every white flower in the field on the fruiting branch lengths (FBL values) for four cotton genotypes.

Genotypes	Treats	1st Layer	2nd Layer	3rd Layer	Mean
		FBL (cm)
CCRI41	Control	33.5±3.9 a	37.6±5.8 a	28.8±6.8 a	33.3±5.3 a
	HLFP	26.1±3.1b	26.5±3.5 b	15.0±3.8 b	22.5±3.2 b
DP 99B	Control	35.3±3.1 a	38.1±3.6 a	28.4±2.8 a	33.9±2.3 a
	HLFP	22.8±2.5 b	26.4±2.8 b	14.0±3.2 b	21.0±1.6 b
BAI1	Control	35.3±3.2 a	38.1±2.8 a	28.4±3.5 a	33.9±2.4 a
	HLFP	29.5±2.5 b	29.3±1.9 b	16.7±1.7 b	25.1±1.7 b
CCRC21	Control	31.0±2.8 a	37.4±3.6 a	23.7±2.4 a	30.7±2.2 a
	HLFP	29.6±3.1 a	34.3±2.8 a	15.3±5.4 b	26.4±3.3 a

For each genotype, values (mean±SD) in the same column that are followed by different lower case letters differ significantly at the p<0.05 level. n = 40 plants in all cases.