Please have a look at this useful link.

https://pubmed.ncbi.nlm.nih.gov/23096697

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Also, see the RG link below.

Article Complete nucleotide sequence of a begomovirus and associated...

Thanks!

Please also see this useful video.

https://www.youtube.com/watch?v=3O_epCtolXE

Thank you very much Prof. Arvind Singh for the information. Really useful links.

If a croton develops fading leaves when it is exposed to excessively bright light, try moving it into the shade or farther away from the window. ... Keep soil evenly moist, but avoid waterlogged or poorly drained soil, which may cause leaves to turn yellow. https://www.gardeningknowhow.com/houseplants/croton/croton-losing-its-color.htm

Check https://www.researchgate.net/publication/232699958_Host_range_and_genetic_diversity_of_croton_yellow_vein_mosaic_virus_a_weed-infecting_monopartite_begomovirus_causing_leaf_curl_disease_in_tomato

Also check https://www.researchgate.net/figure/Symptoms-exhibited-by-the-Croton-bonplandianus-plant-from-which-the-begomovirus-and_fig1_51046302/amp

Thank you for the useful link @

Symptoms exhibited by the Croton bonplandianus (বন তুলসি) plant in which the begomovirus and betasatellite are associated. Viral disease usually observes in patchy form in the field/plot which is the reason for this kind of variation in the leaves of some plants while the other populations remain green.

Article: DOI: 10.1007/s00705-011-0993-0

Thank you Dr. Mohammod Hossain for the details.