Table 4. The TKWL LSD difference results of IH and CK.

Crop seasons I	TWL (%)	Crop seasons II	Mean Difference	Std. Erro	P	95% Confidence Space
						Low Bound	Up Bound
2011	4.56	2012	5.94	5.996	0.351	-7.887	19.767
		2013	-4.14	5.996	0.509	-17.971	-7.887
		2011–2013	0.86	5.996	0.890	-12.971	14.684
2012	10.87	2011	-5.94	5.996	0.351	-19.767	7.887
		2013	-10.08	5.996	0.131	-23.911	3.744
		2011–2013	-5.08	5.996	0.421	-18.911	8.744
2013	3.13	2011	4.143	5.996	0.509	-9.684	17.971
		2012	10.08	5.996	0.131	-3.744	23.911
		2011–2013	5.00	5.996	0.429	-8.827	18.827
2011–2013 Average	6.19	2011	-0.857	5.996	0.890	-14.684	12.971
		2012	5.08	5.996	0.421	-8.744	18.911
		2013	-5.00	5.996	0.429	-18.827	8.827

Note: The table showed the Least Significant Difference results of IH and CK about the TKWL.