Sesame sowing date and insecticide application frequency to control sesame webworm Antigastra catalaunalis (Duponchel) in Humera, Northern Ethiopia

Table 3 Interaction effect of sowing time and insecticide application frequency on A. catalaunalis infestations

Treatments	INC (%)	FD (%)	CD (%)	SL (%)	GY (kg/ha)
Early sowing
FO	95.88^hi	32.11^cd	31.61^b-e	76.59^de	217.4^c
F1	81.94^ghi	29.7^cd	22.59^b	69.18^cde	310^de
F2	20.1^ab	10.89^ab	10.56^a	34.5^ab	539.6^h
F3	24.12^ab	24.07^bcd	12.44^a	38.09^bc	534.5^h
F4	23.06^ab	10.59^ab	11.76^a	39.6^bc	581^h
F10	8.79^a	5.59^a	4.85^a	7.49^a	651ⁱ
Mid-sowing
FO	99.27ⁱ	36.59d^e	38.12^cde	91.46^e	154.9^b
F1	78.67^ghi	33.29^cd	38.99^de	33.86^ab	260^cd
F2	36.31^bcd	25.97^cd	29.58^bcd	58.93^bcd	391.1^fg
F3	27.49^abc	25.43^cd	27.16^b	41.48^bc	368.6^efg
F4	30.99^abc	20.38^bc	32.01^b-e	41.81^bc	422.9^g
F10	19.5^ab	19.61^bc	31.74^b-e	32.01^ab	536.6^h
Late sowing
FO	100ⁱ	50.6^f	49.48^f	93.86^e	69.1^a
F1	91.59^ghi	48.25^ef	40.87^ef	75.86^de	148.6^b
F2	73.56^fgh	27.72^cd	30.01^bcd	63.64^b-e	366.9^efg
F3	54.61^def	37.2^de	38.27^de	57.06^bcd	385.4^fg
F4	70.27^efg	22.8^bcd	32.69^b-e	40.49^bc	330.7^ef
F10	50^cde	31.26^cd	27.63^bc	50.54^bcd	405.9^g
SE (±)	12.993	7.523	5.507	16.471	34.569
CV (%)	23.7	27.5	19.4	31.3	9.3

Means followed by same letter are significantly not different, INC = percent of A. catalaunalis incidence per plant, FD = percent of flower damage per plant, CD = percent of capsule damage per plant, SL = % off seed loss per damaged capsule, GY = grain yield

ISSN: 2048-7010