@ARTICLE{Ray_Puja_Impact_2009,
 author={Ray, Puja and Sushilkumar and Pandey, Akhilesh Kumar},
 volume={vol. 49},
 number={No 1},
 journal={Journal of Plant Protection Research},
 howpublished={online},
 year={2009},
 publisher={Committee of Plant Protection PAS},
 publisher={Institute of Plant Protection – National Research Institute},
 title={Impact Evaluation of Neochetina SPP. On Different Growth Stages of Waterhyacinth},
 URL={http://journals.pan.pl/Content/106180/PDF/JPPR_49(1)_02_Ray.pdf},
 doi={10.2478/v10045-009-0002-8},
}