Phenology of Some Phanerogams (Trees and Shrubs) of Northwestern Punjab, India

Table 1

Monthly minimum, mean, and maximum temperature in Amritsar for the years 2009, 2010, and 2011.

	2009			2010			2011
	Min.	Mean	Max.	Min.	Mean	Max.	Min.	Mean	Max.
Jan.	6	12	18	3	8	14	5	10	16
Feb.	9	16	23	10	16	22	9	14	20
Mar.	12	20	27	16	23	30	13	20	27
Apr.	18	26	34	21	30	38	17	25	33
May	23	31	39	25	32	40	25	32	40
Jun.	25	33	41	26	32	39	26	31	37
Jul.	26	31	36	27	31	34	27	30	34
Aug.	27	30	35	26	29	33	26	29	32
Sep.	23	28	33	24	28	32	25	28	32
Oct.	21	26	32	20	25	31	18	25	32
Nov.	11	18	24	12	19	27	13	20	27
Dec.	5	13	21	5	12	20	6	13	21