Ponnamperuma, F.N.
Rice soils of Sri Lanka / F.N. Ponnamperuma and P. Deturck. - Taipei, Taiwan : Food and Fertilizer Technology Center, 1989. - 25 p. - Extension bulletin no. 294 . - Extension bulletin (Asia and Pacific Council.Food and Fertilizer Technology Center); no. 294 .
0379-7597
92024097
Rice--Soils.
Rice--Soils.
Rice soils of Sri Lanka / F.N. Ponnamperuma and P. Deturck. - Taipei, Taiwan : Food and Fertilizer Technology Center, 1989. - 25 p. - Extension bulletin no. 294 . - Extension bulletin (Asia and Pacific Council.Food and Fertilizer Technology Center); no. 294 .
0379-7597
92024097
Rice--Soils.
Rice--Soils.