Side Effects of Lambda Cyhalothrin and Thiamethoxam on Insect Pests and Natural Enemies Associated with Cotton
Nelson D. Zambrano1, Wilber Arteaga1, José Velasquez2 and Dorys T. Chirinos1*
1Facultad de Ingeniería Agronómica, Universidad Técnica de Manabí, Provincia de Manabí, Ecuador; 2Agencia de Regulación Control Fito y Zoosanitario (Agrocalidad), Manta Ecuador.
Figure 1:
Number of nymphs of Bemisia tabaci and percentage of parasitism exerted by Encarsia pergandiella on cotton leaves for the treatments. Arrows indicate spray dates. Year: 2019.
Figure 2:
Linear regression equations between the number of Bemisia tabaci nymphs (X) and the percentage of parasitism (Y) exerted by Encarsia pergandiella on cotton leaves, for the treatments.
Figure 3:
Number of Aphis gossypii individuals and percentage of parasitism exerted by Lysiphlebus testaceipes in cotton leaves, for the treatments. Arrows indicate spray dates. Year: 2019.
Figure 4:
Linear regression equations between the number of individuals of Aphis gossypii (X) and percentage of parasitism (Y) exerted by Lysiphlebus testaceipes in cotton leaves, for the treatments.
Figure 5:
Morphological characteristics of the species Thrips palmi Karny.
Figure 6:
Number of individuals of Dysdercus spp. on cotton leaves, for the treatments. Year: 2019.