Widyastuti, Rahayu. 2005. “Population Dynamics of Microarthropods (Oribatida and Collembola) in Rainfed Paddy Field Ecosystem in Pati, Central Java”. Jurnal Ilmu Tanah Dan Lingkungan 7 (1), 11-14. https://doi.org/10.29244/jitl.7.1.11-14.