Is salinity the main ecological factor that influences foliar nutrient resorption of desert plants in a hyper-arid environment?

Table 2 Fraction of variance (%) accounted for soil properties in community level element resorption efficiencies

Element	Soil depth (cm)	Full model (R²)	Soil properties
Element	Soil depth (cm)	Full model (R²)	EC	pH	WC	TN	AN	TP	AP
NRE	0–20	0.25	13.65	5.47	16.12	8.25	14.07	17.25	25.19
PRE		0.29	10.65	6.73	38.52	14.67	2.08	11.81	15.53
KRE		0.56	4.03	13.60	19.00	19.17	10.54	28.56*	5.09
NaRE		0.46	13.54	15.97	5.00	15.16	2.59	41.46*	6.27
NRE	20–40	0.52	20.59	3.99	10.86	7.70	14.17	11.39	31.30
PRE		0.63	5.31	4.57	17.75	10.00	5.08	14.80	42.49*
KRE		0.73	1.53	20.91	23.28	25.33*	13.66	10.60	4.70
NaRE		0.66	4.02	3.65	9,81	4.44	15.90	43.03*	19.15
NRE	40–60	0.50	6.33	22.04	11.47	6.34	7.13	15.23	31.45
PRE		0.69	3.14	1.71	11.18	4.57	26.71	16.03	36.66*
KRE		0.80	12.23	25.87*	25.77*	18.62	1.13	8.56	7.83
NaRE		0.80	4.08	1.89	9.00	8.75	37.27*	21.10	17.90

RE indicates resorption efficiency. * indicates significance at p < 0.05 level (analyzed by Hierarchical Partitioning). EC electrical conductivity, WC water content, TN, TP total soil nitrogen and phosphorus content, AN, AP plant-available nitrogen, and phosphorus content

ISSN: 1471-2229