@article{article,
title = {Soil plant nutrition studies on tropical rice part 4 the effect of different levels of nitrogenous fertilizer application on plant growth grain yield and nitrogen utilization by rice plants},
author = {},
year = {1973},
journal = {Soil Science and Plant Nutrition},
volume = {19},
number = {4},
pages = {265-274},
howpublished = "\url{https://eurekamag.com/research/027/398/027398463.php}"
}