Table 6.

Correlation coefficients between insecticidal protein content and key enzyme activities in cotton boll shells under water deficit stress.

Cultivars	Nitrate reductase activities	GPT activities	Peptidase activities	Protease activities
SK1	0.999∗∗	0.963∗∗	–0.990∗∗	–0.999∗∗
SK3	0.915∗	0.981∗∗	–0.984∗∗	–0.971∗∗

^∗∗ and ^∗ represent significance at the 1 and 5% level, respectively.