Treatment	Rate (kg ai/ha)	Hilling (WAP)	Average potato tuber weight (t/ha)
Treatment	Rate (kg ai/ha)	Hilling (WAP)	Marketable		Non-marketable		Total
Check	0	-	3.46	e	14.81	a	18.27	e
Hand Weeding	0	-	29.51	abcd	26.38	b	55.89	ab
Metribuzin (M)	0.35	-	29.85	abc	18.80	ab	48.65	abcd
M	0.56	-	31.32	abc	16.76	ab	48.08	abcd
M	0.75	-	31.42	abc	14.48	a	45.90	abcd
M	0	6	15.45	acde	14.67	a	30.12	acde
M	0.35	6	36.49	ab	16.47	ab	52.97	abc
M	0.56	6	34.37	ab	18.06	ab	52.43	ab
M	0.75	6	36.00	ab	15.43	ab	51.43	ab
M	0	7	6.64	de	16.25	ab	22.88	de
M	0.35	7	27.85	abcd	18.75	ab	46.60	abcd
M	0.56	7	27.09	abcd	16.46	ab	43.55	abcde
M	0.75	7	34.73	ab	20.18	ab	54.91	ab
M	0	8	8.53	cde	16.61	ab	25.14	cde
M	0.35	8	30.65	abc	18.34	ab	48.98	abc
M	0.56	8	36.32	ab	18.52	ab	55.84	ab
M	0.75	8	30.67	abc	21.30	ab	51.97	ab