Table 4 in Variation in a Darwin Wasp (Hymenoptera: Ichneumonidae) Community along an Elevation Gradient in a Tropical Biodiversity Hotspot: Implications for Ecology and Conservation

Table 4. Principal component weightings for the abiotic variables at site level (n = 15), along with initial eigenvalues and % variance explained. For variable explanations and units, see Methods text. Variables were scaled prior to analysis.
VariablePC1PC2PC3PC4Elevation−0.326−0.138−0.090−0.117Mean temperature0.3280.1030.1330.152Max. temperature0.3030.1530.2240.182Min. temperature0.3330.0840.1070.139Temperature amplitude−0.2580.1590.2900.050Humidity0.0820.298−0.337−0.362Dry litter mass0.091−0.541−0.020−0.012Litter moisture−0.2980.071−0.207−0.078Large tree density0.028−0.413−0.4560.152Small tree density−0.0870.133−0.3850.420Tree fern density0.1130.179−0.047−0.657Bamboo ground cover−0.326−0.0780.0410.050Fern ground cover−0.2900.197−0.080−0.020Herb ground cover−0.1740.4300.0580.289Epiphyte density−0.3170.0850.0110.073Liana density0.1890.216−0.4450.200Palm density0.1890.156−0.324−0.088Initial eigenvalue8.3542.6571.8041.476% variance49.1415.6310.618.69% cumulative variance49.1464.7875.3984.07