Chakravarthy, S., K. Sharma, P.B. Rao, and N. Pandey. 2004. “INTERFERENCE OF ALLELOCHEMICALS OF THREE WEED SPECIES IN SEED GERMINATION, SEEDLING GROWTH, UPTAKE OF PHOSPHORUS AND ZINC IN THREE VARIETIES OF PADDY”. Ecoprint: An International Journal of Ecology 11 (1). https://doi.org/10.3126/eco.v11i1.147.