Prospects for the Use of Pongamia pinnata Oil-Based Products against the Green Peach Aphid Myzus persicae (Sulzer) (Hemiptera: Aphididae)

Table 2

Cumulating aphid mortality (mean ± SE) at different times after treatment with plant preparations.

Treatment	Concentration, %	Days, after treatment
		1		2		3		7
		Mortality %*	Biological efficacy %	Mortality, %*	Biological efficacy %	Mortality, %*	Biological efficacy %	Mortality %*	Biological efficacy %
REP	3.0	33.3±8.2^a	27.7	61.1±4.6^a	56.8	76.7±4.8^a	73.1	96.6±1.5^a	95.6
	1.5	41.1±4.9^a	36.1	52.2±6.3^ab	41.8	86.6±3.4^a	79.9	97.8±1.4^a	96.2
	0.75	13.3±2.4^c	10.3	36.7±2.8^bc	31.4	47.8±5.0^bc	39.1	57.8±6.8^c	41.9
REP3	3.0	29.9±5.1^ab	24.1	54.4±4.3^ab	49.4	71.1±3.7^ab	66.7	94.4±2.7^a	92.7
	1.5	26.7±4.8^b	23.3	56.7±5.1^ab	50.1	82.2±7.8^a	77.1	96.6±2.3^a	95.1
	0.75	2.2±2.2^d	0	21.7±3.4^d	15.2	40.9±3.4^c	31.0	48.9±4.1^c	29.6
REP4	3.0	4.4±2.2^d	0	35.5±4.7^bc	28.4	48.9±4.7^bc	41.1	88.9±3.3^a	85.5
	1.5	8.9±2.8^d	4.7	30.0±2.8^c	19.3	43.3±2.8^c	27.1	79.9±3.4^b	71.3
	0.75	3.3±1.5^d	0	17.6±3.7^d	10.7	37.3±3.9^c	26.8	45.0±2.9^cd	24.2
REP5	3.0	6.7±3.4^d	6.7	21.1±6.0^d	12.4	48.9±9.2^bc	41.4	84.4±4.1^ab	79.7
	1.5	15.6±3.2^c	8.5	34.4±3.1^bc	20.2	67.7±8.1^b	12.1	95.5±2.2^a	92.9
RE	3.0	31.1±6.5^a	25.3	51.1±7.4^ab	45.7	58.9±7.7^bc	52.6	84.4±5.6^ab	79.7
	1.5	10.0±2.8^d	2.3	44.4±7.4^b	32.3	62.7±12.3^b	44.1	94.4±2.1^a	91.2
	0.75	7.8±5.0^d	4.6	18.4±3.8^d	11.6	32.7±2.7^c	21.5	49.2±6.5^c	30.0
NA	3.0	20.0±4.8^bc	13.3	56.7±6.3^ab	51.9	78.9±2.1^a	75.7	100^a	100
	1.5	10.0±2.8^d	5.9	43.3±4.8^b	34.6	84.4±2.2^a	79.9	96.6±1.5^a	95.1
	0.75	4.4±2.2^d	1.1	36.7±2.8^bc	31.4	77.8±2.8^ab	74.1	97.8±2.2^a	96.7
Control	for 3%	7.7±2.7^d	—	9.9±2.3^e	—	13.3±3.8^d	—	23.3±6.8^d	—
	for 1.5%	4.4±3.3^d	—	13.3±4.2^de	—	22.2±4.4^d	—	30.0±4.1^d	—
	for 0.75%	7.7±4.4^d	—	17.8±6.4^d	—	33.3±7.3^c	—	36.6±6.4^d	—

∗The values within columns with the same lowercase letter do not differ significantly (Turkey’s HSD test, 𝑃<0.05).