Gauri Shankar2013-10-042013-10-041985http://krishikosh.egranth.ac.in/handle/1/41040en-USnitrogen, rice, developmental stages, yields, azolla, biological development, land resources, grain, summer, application methodsChemical weed control in Fruit Nursery of Mango, Citrus and Guava.: Final Report (May 9, 1981 to May 8, 1985)Technical Report