1. NASS—National Agricultural Statistics Service. Available: https://www.nass.usda.gov/Statistics_by_Subject/index.php
2. Duvick DN, Cassman KG. Post–green revolution trends in yield potential of temperate maize in the North-Central United States. Crop Sci. 1999; 39: 1622–1630.
3. Tollenaar M, Wu J. Yield improvement in temperate maize is attributable to greater stress tolerance. Crop Sci. 1999; 39: 1597–1604.
4. Sangoi L, Gracietti MA, Rampazzo C, Bianchetti P. Response of Brazilian maize hybrids from different eras to changes in plant density. Field Crops Res. 2002; 79: 39–51.
5. Tokatlidis IS, Koutroubas SD. A review of maize hybrids’ dependence on high plant populations and its implications for crop yield stability. Field Crops Res. 2004; 88: 103–114.
6. Tollenaar M, Lee EA. Yield potential, yield stability and stress tolerance in maize. Field Crops Res. 2002; 75: 161–169.
7. Tollenaar M. Physiological basis of genetic improvement of maize hybrids in Ontario from 1959 to 1988. Crop Sci. 1991; 31: 119–124.
8. Bradley JP, Knittle KH, Troyer AF. Statistical methods in seed corn product selection. J Prod Agric. 1988; 1: 34–38.
9. Lertrat K, Pulam T. Breeding for increased sweetness in sweet corn. Int J Plant Breed. 2007; 1: 27–30.
10. Pataky JK, Williams MMII, Headrick JM, Nankam C, Du Toit LJ, Michener PM. Observations from a quarter century of evaluating reactions of sweet corn hybrids in disease nurseries. Plant Disease. 2011; 95: 1492–1506. doi: 10.1094/PDIS-03-11-0236 30732021
11. Williams MMII. Identifying crowding stress-tolerant hybrids in processing sweet corn. Agron J. 2015; 107: 1782–1788.
12. Williams MMII. Relationships among phenotypic traits of sweet corn and tolerance to crowding stress. Field Crops Res. 2016; 185: 45–50.
13. Choe E, Drnevich J, Williams MMII. Identification of crowding stress tolerance co-expression networks involved in sweet corn yield. PLoS One. 2016; 11:e0147418. doi: 10.1371/journal.pone.0147418 26796516.
14. Mansfield BD, Mumm RH. Survey of plant density tolerance in US maize germplasm. Crop Sci. 2014; 54: 157–173.
15. Shelton A, Tracy W. Genetic variation and phenotypic response of 15 sweet corn (Zea mays L.) hybrids to population density. Sustainability. 2013; 5: 2442–2456.
16. Williams MMII. Agronomics and economics of plant population density on processing sweet corn. Field Crops Res. 2012; 128: 55–61.
17. Morris TF, Hamilton G, Harney S. Optimum plant population for fresh-market sweet corn in the northeastern United States. HortTechnology. 2000; 10: 331–336.
18. Rangarajan A, Ingall B, Orfanedes M, Wolfe D. In-row spacing and cultivar affects ear yield and quality of early-planted sweet corn. HortTechnology. 2002; 12: 410–415.
19. Pinheiro J, Bates D, DebRoy S, Sarkar D, R Core Team. nlme: Linear and Nonlinear Mixed Effects Models; 2018. R package version 3.1–137.
20. Team R. RStudio: integrated development for R. RStudio, Inc., Boston, MA URL http://www.rstudio.com. 2016.
21. Nakagawa S, Schielzeth H. A general and simple method for obtaining R2 from generalized linear mixed‐effects models. Methods in Ecology and Evolution. 2013; 4: 133–142.
22. Francis CA. Credibility of on-farm research in future information networks. In Detail from the Symposium on Alternative Approaches to On-Farm Research and Technology Exchange, Seattle, WA. 1995.
23. Rosen C, Fritz V. Planting date, nitrogen fertilizer, and plant population interactions in processing sweet corn. In: Zeygen RJ, Groth JV, Davis DW, Rosen CJ. Vegetable Crops Res. Rpt., 1987. Minn. Ag. Exp. Stn., pp. 134.
24. Boerboom C, Stevenson W, Wedberg J. Crop Profile for Corn (Sweet) in Wisconsin. 1999. Available: https://ipmdata.ipmcenters.org/documents/cropprofiles/wicorn-sweet.pdf.
25. Tollenaar M, McCullough DE, Dwyer LM. Physiological basis of the genetic improvement of corn. In: Slafer GA(Ed.), Genetic improvement of field crops. Marcel Dekker, Inc. New York; 1994. pp. 183–236.
26. Duvick DN, Smith JS, Cooper M. Long-term selection in a commercial hybrid maize breeding program. Plant Breed Rev. 2004; 24: 109–151.
27. Lee EA, Tollenaar M. Physiological basis of successful breeding strategies for maize grain yield. Crop Sci. 2007; 47: 202–215.
28. Mack HJ. Effects of population density, plant arrangement, and fertilizers on yield of sweet corn. J Amer Soc Hort Sci. 1972; 97: 757–760.
29. Moss JD, Mack HJ. Effects of plant density and nitrogen fertilizer on sweetcorn. HortScience. 1979; 14:176–177.
30. Szymanek M. Processing of Sweet Corn. In: Eissa AA. Trends in Vital Food and Control Engineering. 2012. Available: https://www.intechopen.com/books/trends-in-vital-food-and-control-engineering/processing-of-sweet-corn.
31. Williams MMII Few crop traits accurately predict variables important to productivity of processing sweet corn. Field Crops Res. 2014; 157: 20–26.
32. Tracy WF. Sweet corn. In: Hallauer AR. Specialty Corns. 2nd ed. CRC Press; 2001. pp. 155–197.