1. Ahmed, S., and M. Grainge. 1986. Potential of the neem tree(Azadirachta indica) for pest control and rural development. Econ. Bot. 40:201–209.
2. Bureau of Commerce, Hunan Province. 1959. Hunan yesheng zhiwu (Wild plants in Hunan). Hunan Science and Technology Press, Changsha, China.
3. Bureau of Commerce, Jiangsu Province and Sun Yat-Sen Botanical Garden, Nanjing Institute of Botany, Academia Sinica. 1959. Jiangsu yesheng zhiwu zhi (Compendium of jiangsu wild plants). Jiangsu People ’s Press, Nanjing, China.
4. Bureau of Health, Yunnan Province. 1960. Yesheng zhiwu shouce (Handbook of wild plants). Yunnan People ’s Press, Kunming, China.
5. Bureau of Health, Zhejiang Province. 1958. Zhejiang shachong zhiwu tu shuo (1) (Illustrated book of insecticidal plants in Zheijiang. Vol. I). Science, Technology and Medicine Press, Shanghai, China.