The silviculture of establishment ( Pterocarpus Sp.) seed species in pursat province, រុក្ខវប្បកម្មនៃប្រភេទឈើធ្នង់ ខេត្តពោធិ៍សាត់ SOM, SOPHEAK. GRS SOM 2005 B362 Or.1 Phnom Penh RUA 2005 2005 Text vi, 25p. https://drive.google.com/file/d/1mcn8VYZjbTzk125aO1I_5P0MCg4bap7U/view?usp=sharing