Research Article
Effects of Land Use Change and Seasonality of Precipitation on Soil Nitrogen in a Dry Tropical Forest Area in the Western Llanos of Venezuela
Table 2
Seasonal changes in the available soil ammonium in the forest and pastures.
| ||||||||||||||||||||||||||||||||||||||
Mean values ± standard deviation. Different lower case letters indicate significant differences between sites (). Different capital letters indicate significant differences between seasons (). YP: 5-year-old pasture; OP: 18-year-old pasture. |