Lemon (Citrus limon) juice is mixed with water and sprayed on pest infested cotton crop. Spraying the crop twice a month gives 60% control of sucking pest (Aphids spp.) and white flies in cotton crop.
Crop: Cotton
Crop Family: Malvaceae
Crop Scientific Name: (Gossypium herbaceum)
Crop Vernacular Name: Kapaas, rui
Formulation: 100 ml lemon juice + 15 L water
Ingredients: Lemon (Citrus limon) juice, water
"The results showed that, the active ingredient showed a slight activity against Aphis craccivora after two hours from treatment and increased gradually to give the high effectiveness after 12 hours."
https://www.researchgate.net/publication/268801378_Insecticidal_activity_of_citric_acid_and_its_soluble_powder_formulations_against_Aphis_craccivora_under_laboratory_conditions
"The concept of integrated pest management (IPM) is discussed in this paper and its large scale application throughout the country has been recommended. The benefits derived from IPM, directly or indirectly, are long-lasting, economical and ecofriendly." "Sundaramurthy, V. T., & Gahukar, R. T. (1998). Integrated Management of Cotton Insect Pests in India. Outlook on Agriculture, 27(4), 261–269."
https://doi.org/10.1177/003072709802700409