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紙デジタル記事
国立国会図書館全国の図書館
- 要約等In Northeast Thailand, the soil degradation is......in data on the virgin-uncultivated soils and to clarif......ral practices. Virgin soils were compared......ith cultivated soils in their neig......roperties. The virgin soils compared with......the cultivated soils had: (1) a mu...... activities of soil organisms in t......the cultivated soils showed a mark......h those of the virgin soils. These results suggest that soil fertility in t......ts through the soil-plant continuu......on. To restore soil fertility of any cultivated soil to its origina......protection the soil against erosion are confident...
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国立国会図書館全国の図書館
- 内容細目THE HELL SCREEN A CLOD OF SOIL NEZUMI-KOZŌ HE......-SANBŌ OTOMI'S VIRGINITY SPIDER'S TH......REEN A CLOD OF SOIL HEICHŪ,THE AMO......GENIUS OTOMI'S VIRGINITY THE SPIDER'......REEN A CLOD OF SOIL NEZUMI-KOZŌ HE......-SANBŌ OTOMI'S VIRGINITY THE SPIDER'......ＲＥＥＮ Ａ ＣＬＯＤ ＯＦ ＳＯＩＬ ＮＥＺＵＭＩ－ＫＯＺＯ〓 Ｈ......ＳＡＮＢＯ〓 ＯＴＯＭＩ’Ｓ ＶＩＲＧＩＮＩＴＹ ＳＰＩＤＥＲ’Ｓ ＴＨ......ＲＥＥＮ Ａ ＣＬＯＤ ＯＦ ＳＯＩＬ ＮＥＺＵＭＩ−ＫＯＺ？ ＨＥ......−ＳＡＮＢ？ ＯＴＯＭＩ’Ｓ ＶＩＲＧＩＮＩＴＹ ＴＨＥ ＳＰＩＤＥＲ’Ｓ ＴＨＲＥＡＤ ＴＨＥ ＮＯ...
紙デジタル記事
国立国会図書館全国の図書館
- 件名... Brown Lowland soils soil thickness phosphate accumulat...
- 参照Cadmium in soils and potato tu......wo contrasting soil types of Hokka......with different soil properties by sequential chem...
- 並列タイトル等（連結）...f phosphate in virgin soils and arable soils of Tokachi district, Hokkaid...
紙デジタル記事
国立国会図書館全国の図書館
- 件名... 十勝地域 land use soil profile morphology soil physico-chemical property thi...
- 並列タイトル等（連結）Differences in soil profile morpho......between upland soil and adjacent virgin soil profiles in Tokachi district
- 並列タイトル等Differences in soil profile morpho......between upland soil and adjacent virgin soil profiles in Tokachi district
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インターネットで読める国立国会図書館全国の図書館
デジタル記事
インターネットで読める全国の図書館
- 要約等In Northeast Thailand, the soil degradation is......in data on the virgin-uncultivated soils and to clarif......ral practices. Virgin soils were compared......ith cultivated soils in their neig......roperties. The virgin soils compared with......the cultivated soils had: (1) a mu...... activities of soil organisms in t......the cultivated soils showed a mark......h those of the virgin soils. These results suggest that soil fertility in t......ts through the soil-plant continuu......on. To restore soil fertility of any cultivated soil to its origina......protection the soil against erosion are confident...
- 件名Paleustult Northeast Thailand uncultivated soil deforestation soil degradation
- 並列タイトル等（連結）Virgin Soils and Their Deg...... Thailand : 1. Soil morphology and chemical prope...
デジタル記事
全国の図書館
- 件名... Brown Lowland soils soil thickness phosphate accumulat...
- 並列タイトル等（連結）...f phosphate in virgin soils and arable soils of Tokachi district，Hokkaido
- 並列タイトル等...f phosphate in virgin soils and arable soils of Tokachi district，Hokkaido
デジタル記事
インターネットで読める全国の図書館
- 要約等...tion in arable soils, especially A......n uncultivated virgin soils and cultivated upland soils of Tokachi di......Three pairs of virgin and arable soil profiles were ......sphates in the soils. Net accumula...... in the arable soils were calculat......d and adjacent virgin soils. In soils classified as...... Brown Lowland soils (Fluventic Dy...... of the arable soil profiles. Phos...... in the paired virgin and arable soils indicated tha...... Brown Lowland soils. Net accumula......ivated Lowland soil was relatively small. Most of...
- 件名...e accumulation soil thickness Brown Lowland soils Andosols 垂直分布 層厚差 褐色低地土 黒ボク土...
- 並列タイトル等（連結）...f phosphate in virgin soils and arable soils of Tokachi district, Hokkaid...
デジタル記事
インターネットで読める全国の図書館
- 要約等...in this study. Soils of these site...... Brown Lowland soils. From each si......tivated upland soil and adjacent uncultivated virgin soil was selected t......differences in soil profile morphology, soil physico-chemic......ultivation and soil management among the soils in each site....... comparison of soil profile morphology of virgin and upland soils in each site,......ent or loss of soil mass by cultivation and soil compaction by ......density of the soil core samples i......ts of the bulk soil samples decrea......ultivation and soil management in ......tivated upland soils. These result......the cultivated soils were affected by soil manage...
- 件名...kness of layer soil physico-chemical property soil profile morphology land use 十...
- 並列タイトル等（連結）Differences in Soil Profile Morpho......between Upland Soil and Adjacent Virgin Soil Profiles in Tokachi District
デジタル記事
全国の図書館
- 件名Soil Science Agronomy and Crop Sci...
- 参照Evaluation of root effects on soil organisms unde......e and interrow soil in a wheat field
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全国の図書館
紙図書
全国の図書館
- 並列タイトル等（連結）...920-kh gg. Red virgin soil : Soviet literature in the 19...
- 並列タイトル等...920-kh gg. Red virgin soil : Soviet literature in the 19...
デジタル記事
全国の図書館
- 要約等...representative virgin soil profiles, exte......owder of whole soil indicated that......neral and some soils contain signi......resent in some soils. Most south-w......n agricultural soils contain littl...... to 35 mg K/kg soil), HNO3-extract......to 117 mg K/kg soil), and total K ......o 6630 mg K/kg soil). The proporti...... compared with soils from many oth......wnwards in the soil profile depend......s invalid. The soils mostly have l......sites in these soils. The Gapon coefficient KG va...
- 件名Earth-Surface Processes Soil Science Environmental Science...
紙図書
国立国会図書館
- 件名Soils -- United Sta......lassification. Soils -- Puerto Ric......lassification. Soils -- Virgin Islands of the......lassification. Soil surveys -- United States.
- 並列タイトル等（連結）Soil series of the United States, Puerto Rico, and the Virgin Islands.
- 並列タイトル等Soil series of the United States, Puerto Rico, and the Virgin Islands.