Population dynamics of pomegranate sucking pests under high density planting in Tamil Nadu
K Elango and S Sridharan
Field observation on population dynamics of major sucking pest complex of pomegranate planted under high density planting was conducted in farmer’s holdings in Tamil Nadu during 2015-2016. The highest number of thrips was recorded during third week of April which merges with sixteenth standard week (15.9 nos / 3 terminal shoots). Regarding mealy bugs, third week of February which merge with eighth standard week (53.6 numbers / 15 cm stem length / plant). The peak period of aphids was recorded during seventh standard week (75.8 numbers / 3 terminal shoots) and the whitefly was recorded during fourth week of March (50.4 numbers /15 cm stem length / plant). Maximum temperature influenced the infestation of thrips (r = 0.466) and whitefly (r = 0.654) positively and the impact of minimum temperature on the infestation of mealy bug (r = 0.367) and whitefly (r = 0.397) was significant and positive.