Table 4.

Key documents on climate change and tea cultivation, ranked by citation metrics.

Rank	Study	TC1	TC per Year	Normalized TC
1	(Singh et al., 2009)	192	12.00	3.44
2	(Li et al., 2019)	165	27.50	3.89
3	(Wang et al., 2016)	150	16.67	3.29
4	(Ahmed et al., 2014)	127	11.55	2.98
5	(Ahmed et al., 2019)	116	19.33	2.74
6	(Gai et al., 2020)	107	21.40	4.07
7	(Jayasinghe and Kumar, 2019)	104	17.33	2.45
8	(Zhou et al., 2014)	99	9.00	2.32
9	(Cheruiyot et al., 2007)	97	5.39	2.42
10	(Hernández et al., 2006)	95	5.00	1.00
11	(Wang et al., 2019)	89	14.83	2.10
12	(Upadhyaya et al., 2008)	87	5.12	1.47
13	(Liu et al., 2016)	81	9.00	1.78
14	(Li et al., 2017)	79	9.88	2.16
15	(Guo et al., 2017)	77	9.63	2.10
16	(Wang et al., 2018)	76	9.50	2.08
17	(Zhang et al., 2017)	76	9.50	2.08
18	(Han et al., 2017)	76	10.86	2.41
19	(Zheng et al., 2016)	76	8.44	1.67
20	(Singh et al., 2008)	75	4.41	1.27
21	(Sun et al., 2020)	74	14.80	2.81
22	(Wijeratne et al., 2007)	74	4.11	1.85
23	(Gu et al., 2020)	73	14.60	2.78
24	(Zou et al., 2014)	73	6.64	1.71
25	(Upadhyaya et al., 2011)	70	5.00	2.02

¹Total Citations.