Study on degree of golden apple snail damage on five rice variety, ការសិក្សាពីកំរិតនៃការបំផ្លាញខ្យងមាសស៊ីស្រូវលើពូជស្រូវទាំង៥ VUTHY, NIMOL. AGR VUT 2013 B057 Or.1 Phnom Penh RUA ill. ill. Text xiii; 59p. https://drive.google.com/file/d/1yuN0qPAPuWDzWX5IkP7n2OHUqDHasba8/view?usp=sharing