1
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Material Type: Ata de Congresso
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Effects of humic substance as an amendment on flooded saline soils
Nayana Puengpan ; Laddawan Chunchartprasert (Khon Kaen Univ., Khon Kaen (Thailand). Faculty of Science. Dept. of Chemistry) ; Somsri Arunin
Bangkok (Thailand) 1988
Sem texto completo
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2
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Material Type: Recurso Textual
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Indigenous soil properties influencing the availability of sulfur in selected Thai soils
Preeda Pakpian ; Pichit Pongsakul ; Prapit Sangtong (Department of Agriculture, Bangkok (Thailand). Soil Science Div. Soil Chemistry and Fertility Group)
Bangkok (Thailand) 1987
Sem texto completo
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3
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Material Type: Recurso Textual
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Nutrient movement in sandy soil
Nonglak Vibulsukh ; Puanglek Morakul ; Wisit Cholitkul (Department of Agriculture, Bangkok (Thailand). Soil Science Div. Soil Chemistry and Fertility Group)
Bangkok (Thailand) 1987
Sem texto completo
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4
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Material Type: Ata de Congresso
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Effect of organic materials on the germination and growth of mungbean in Kula-Ronghai soils at different salt levels
Maleewon Teppoolpon ; Surathin Kaeorat (Department of Agriculture, Bangkok (Thailand). Soil Science Div. Soil Chemistry and Fertility Branch)
Bangkok (Thailand) 1986
Sem texto completo
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5
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Material Type: Recurso Textual
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Fate of soil phosphorus and added phosphate in various soil groups of rice
Prapit Sangtong ; Preeda Pakpian ; Wisit Cholitkul (Department of Agriculture, Bangkok (Thailand). Soil Science Div. Soil Chemistry Fertility Group)
Bangkok (Thailand) 1986
Sem texto completo
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6
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Material Type: Recurso Textual
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Decomposition of organic materials in upland soil
Orapin Suriyapan ; Yoichi, Uahara ; Puanglek Morakul (Department of Agriculture, Bangkok (Thailand). Soil Science Div. Soil Chemistry and Fertility Branch)
Bangkok (Thailand) 1986
Sem texto completo
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7
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Material Type: Artigo
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Variability in soil analysis results of the Klang, Satuk and Chokchai soil series
Sangjun Srisaichua ; Varangkana Podisuk ; Praneet Thaiutai (Department of Agriculture, Bangkok (Thailand). Agricultural Chemistry Div.)
Thai Agricultural Research Journal (Thailand), 1985-01, Vol.3 (1)
Sem texto completo
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8
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Material Type: Livro
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Study on the changing of nitrogen and organic matter in soil with split application of nitrogen fertilizer at different times
Suda Yimprasert ; Prakhong Chitasombat (Dept. of Agriculture, Bangkok (Thailand). Agriculture Chemistry Div.)
Bangkok (Thailand) 1983
Sem texto completo
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9
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Material Type: Recurso Textual
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Insecticidal activity of organic substance in Momordica charantia L
Amnart Tantiwanich ; Chadin Dejsupa (Kasetsart Univ., Bangkok (Thailand). Faculty of Science. Dept. of Chemistry)
Bangkok (Thailand) 1983
Sem texto completo
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