Research on the effect of different P-fertilizer forms in India within the past 20 years

Geahča maid

• Research on the effect of different P-fertilizer forms in India within the past 20 years.
  Dahkki: Atanasiu, Nicolae
  Almmustuhtton: (1980)
• Research on the effect of different P-fertilizer forms in India within the past 20 years. A review and an attempt at a global evaluation.
  Dahkki: Atanasiu, Nicolae
  Almmustuhtton: (1980)
• Research on the effect of different P-fertilizer forms in India within the past 20 years
  Dahkki: Westphal, Albert
• Field Studies on the effect of different forms of nitrogen fertilizers on the growth and yield of rice in Malaysia.
  Dahkki: Samy, Joseph Selvaraj
  Almmustuhtton: (1983)
• Group Differences in urban fertility. A study derived from the national health survey.
  Dahkki: Kiser, Clyde V.
  Almmustuhtton: (1942)