Influence of modified forms of urea and nitrogen levels on weed growth and grain yield of lowland rice

This publication has 4 references indexed in Scilit:

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  Soil Science Society of America Journal, 1984
• Distribution Patterns of Ammonium Nitrogen and 15N Uptake by Rice after Deep Placement of Urea Supergranules in Wetland Soil
  Soil Science Society of America Journal, 1982
• Mineral nitrogen status of soil, leaf nitrogen content and grain yield of rice variety ‘Jaya’ as affected by water and nitrogen fertilizer management
  Field Crops Research, 1979
• Weeds Problems in Developing Countries
  Weed Science, 1969