Soil fertility status of the Chiang Mai valley : northern Thailand 北タイ・チェンマイ谷の土壌肥沃性について
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著者
書誌事項
- タイトル
-
Soil fertility status of the Chiang Mai valley : northern Thailand
- タイトル別名
-
北タイ・チェンマイ谷の土壌肥沃性について
- 著者名
-
Ampan Bhromsiri
- 著者別名
-
アンパン ブロムスリ
- 学位授与大学
-
東京大学
- 取得学位
-
博士 (農学)
- 学位授与番号
-
乙第10588号
- 学位授与年月日
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1992-03-02
注記・抄録
博士論文
目次
- 論文の内容の要旨 / p1 (0001.jp2)
- TABLE OE CONTENTS / (0009.jp2)
- CHAPTER1 INTRODUCTION / p1 (0022.jp2)
- CHAPTER2 DESCRIPTION / p9 (0030.jp2)
- 2.1 General features of Northern Thailand. / p9 (0030.jp2)
- 2.2 Chiang Mai Valley / p9 (0030.jp2)
- CHAPTER3 LITERATURE REVIEW / p19 (0040.jp2)
- 3.1 Fertility status of paddy soils in Northern Thailand and fertilizer usage / p19 (0040.jp2)
- 3.2 Nitrogen transformation in paddy soils / p19 (0040.jp2)
- 3.3 Status and availability of phosphorus(P)in paddy soils / p22 (0043.jp2)
- 3.4 Availability of potassium(K)in soils / p23 (0044.jp2)
- 3.5 Ferrolysis as the cause of soil deterioration / p24 (0045.jp2)
- 3.6 Cultivation of Azolla as biofertilizer for rice / p25 (0046.jp2)
- 3.7 Effect of compost application on rice in Thailand / p41 (0062.jp2)
- 3.8 Use of Sesbania as the green manure for rice / p41 (0062.jp2)
- CHAPTER4 GENERAL SOIL FERTILITY STATUS OF THE CHIANG MAI VALLEY / p43 (0064.jp2)
- 4.1 Surveyed area / p43 (0064.jp2)
- 4.2 Method of studies / p46 (0067.jp2)
- 4.3 Results / p46 (0067.jp2)
- 4.4 Relationship between soil test and farmer rice yield / p67 (0088.jp2)
- 4.5 Discussion / p72 (0093.jp2)
- 4.6 Conclusion / p75 (0096.jp2)
- CHAPTER5 VILLAGE RICE STUDY / p77 (0098.jp2)
- 5.1 Yield variations in fanners'fields / p77 (0098.jp2)
- 5.2 Fertilizer responses by rice / p95 (0116.jp2)
- CHAPTER6 UTILIZATION OF AzoLLa FOR RICE YIELD AND SOIL IMPROVEMENT / p101 (0122.jp2)
- 6.1 Materials and methods / p102 (0123.jp2)
- 6.2 Results and discussion / p111 (0132.jp2)
- 6.3 Conclusion / p151 (0172.jp2)
- CHAPTER7 RICE YIELD IMPROVEMENT BY SURFACE APPLICATION OF RICE STRAW / p152 (0173.jp2)
- 7.1 Materials and methods / p153 (0174.jp2)
- 7.2 Results and discussion / p154 (0175.jp2)
- CHAPTER8 UTILIZATION OF ORGANIC WASTES FOR SOIL IMPROVEMENT / p157 (0178.jp2)
- 8.1 Some important agricultural wastes in Northern Thailand / p157 (0178.jp2)
- 8.2 Utilization of agricultural wastes for rice yield improvement in San Sai Soil series / p166 (0187.jp2)
- 8.3 Conclusion / p180 (0201.jp2)
- CHAPTER9 UTILIZATION OF Sesbania rostrata FOR MAINTAINING SOIL PRODUCTIVITY IN RICE-SOYBEAN CROPPING SYSTEM / p182 (0203.jp2)
- 9.1 Materials and methods / p186 (0207.jp2)
- 9.2 Results and discussion / p187 (0208.jp2)
- CHAPTER10 SOIL ACIDITY AND MANGANESE TOXICITY DUE TO FERROLYSIS / p191 (0212.jp2)
- 10.1 Materials and methods / p192 (0213.jp2)
- 10.2 Results and discussion / p195 (0216.jp2)
- 10.3 Conclusion / p209 (0230.jp2)
- CHAPTER11 GENERAL DISCUSSION / p210 (0231.jp2)
- REFERENCE / p219 (0240.jp2)