1. Anderson, W.K. 1971. Responses of five cotton varieties to two field soil temperature regimes at emergence. Cotton Growers Rev. 48:42-50.
2. Arndt, W. 1965. The nature of the mechanical impedance to seedlings by soil surface seals. Aust. J. Soil Res. 3:45-54.
3. Bauer, P.M. and J.M. Bradow. 1993 Cover Crops. In: M.R. McClelland, T.D. Valco, and RE. Frans (eds.).Conservation Tillage Systems for Cotton. University of Arkansas Agric. Expt. Sta. Spec. Rpt. 169:18-22. Fayetteville, Ark.
4. Bauer, P.J. and J.M. Bradow. 1996. Cotton genotype response to early-season cold temperatures. Crop Sci. 36:1602-1606.
5. Benedict, C.R. 1984. Physiology. pp. 151-200. In: R.J. Kohel and C.F. Lewis (eds.). Cotton. Amer. Soc. Agronomy, Madison WI.