Nitrogen Fertilizer and Growth Regulator Impacts on Tuber Deformity, Rot, and Yield for Russet Potatoes : Table 8

Table 8: Growth regulator (MH-30) × variety interaction in 2011 for rotten tubers as a percentage of total yield and marketable tuber yield for Russet potatoes grown on sandy loam soils in the Mid-Atlantic, averaged across Nrates and N application timing.


Russet cultivar	Rotten tubers		Marketable yield
	With MH-30	No MH-30	With MH-30	No MH-30

	Percentage of total yield		kg ha⁻¹

Goldrush	52.3 b^†	39.2 c	7157 b	9423 a
Norkotah	86.4 a	86.5 a	2815 c	2573 c

LSD_0.10	6.5		1705
Pr > F	0.0177		0.0873

^†Means within each dependent variable with the same letter are not significantly different (P ≥ 0.10, Fisher’s Protected LSD).