Comment on

• Genetic and molecular understanding of host rice resistance and Nilaparvata lugens adaptation.

  Zheng X, Zhu L, He G. Zheng X, et al. Curr Opin Insect Sci. 2021 Jun;45:14-20. doi: 10.1016/j.cois.2020.11.005. Epub 2020 Nov 21. Curr Opin Insect Sci. 2021. PMID: 33227482 Review.
• Resistance to the wheat curl mite and mite-transmitted viruses: challenges and future directions.

  Nachappa P, Haley S, Pearce S. Nachappa P, et al. Curr Opin Insect Sci. 2021 Jun;45:21-27. doi: 10.1016/j.cois.2020.11.003. Epub 2020 Nov 26. Curr Opin Insect Sci. 2021. PMID: 33249178 Review.
• Host plant resistance to thrips (Thysanoptera: Thripidae) - current state of art and future research avenues.

  Mouden S, Leiss KA. Mouden S, et al. Curr Opin Insect Sci. 2021 Jun;45:28-34. doi: 10.1016/j.cois.2020.11.011. Epub 2020 Dec 3. Curr Opin Insect Sci. 2021. PMID: 33278641 Review.
• Fast developing Russian wheat aphid biotypes remains an unsolved enigma.

  Botha AM. Botha AM. Curr Opin Insect Sci. 2021 Jun;45:42-52. doi: 10.1016/j.cois.2020.12.001. Epub 2020 Dec 30. Curr Opin Insect Sci. 2021. PMID: 33359167 Review.
• Aphid resistance is the future for soybean production, and has been since 2004: efforts towards a wider use of host plant resistance in soybean.

  Tilmon KJ, Michel A, O'Neal ME. Tilmon KJ, et al. Curr Opin Insect Sci. 2021 Jun;45:53-58. doi: 10.1016/j.cois.2021.01.003. Epub 2021 Feb 2. Curr Opin Insect Sci. 2021. PMID: 33545434 Review.
• Host plant resistance in wheat to barley yellow dwarf viruses and their aphid vectors: a review.

  Aradottir GI, Crespo-Herrera L. Aradottir GI, et al. Curr Opin Insect Sci. 2021 Jun;45:59-68. doi: 10.1016/j.cois.2021.01.002. Epub 2021 Feb 2. Curr Opin Insect Sci. 2021. PMID: 33545435 Review.