[1]
Pradhan, S.K., Pitkänen, S. and Heinonen-Tanski, H. 2010. Fertilizer value of urine in pumpkin (Cucurbita maxima L.) cultivation. Agricultural and Food Science. 19, 1 (Jan. 2010), 57–68. DOI:https://doi.org/10.2137/145960610791015032.