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  Search result  Your search for [subject]Soil fertility and fertilizer returned 2 records.  
 
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  Book The soil around us.

by Barrera, Alfredo; Manila, Philippines: Bureau of Soils, 1960.

Subject: Kind of soils; Soil structure; Soil texture; Characteristics of soils; Micro-organisms in soil; Organic matter; Soil moisture; Kind of soil formation; Soil fertility and fertilizer; Soil acidity and liming; Soil classification; Soil erosion and its maladies; Soil depletion; Kinds of soil erosion; Control of soil erosion; Soil conservation; Crops affect soil fertility; Ideal soil; Land capability; Conservation surveys.

  
     
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  Book Efficiency of nitrogen fertilizers for rice: Proceedings of the Meeting of the International Network on Soil Fertility and Fertilizer Evaluation for Rice, Griffith, New South Wales, Australia 10-16, April 1985.

Los Baños, Laguna, Philippines: International Rice Research Institute (IRRI), 1987.

Subject: Soil fertility and fertilizer evaluation for rice -- Congresses0; Agronomy of rice production -- Congresses0; Nitrogen fertilizer efficiency in rice -- Congresses0; Meeting of the International Network on Soil Fertility and Fertilizer Evaluation for Rice -- 10-16 April 1985 -- Griffith, New South Wales, Australia.

  
     
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