Search Results:　 1-20 of 747

1

The soil fertility status and soybean productivity in paddy-upland rotation fields in Japan's Chikugo River basin [in Japanese]

小田原孝治 , 福島裕助 , 荒木雅登他

日本土壌肥料学雑誌 83(4), 405-411, 2012-08-00
2

Soil fertility status under various types of upland farming in northern Thailand : Case study of a village located in a mixed deciduous forest

TANAKA Sota , LATTIRASUVAN Thanakorn , SRITULANON Chalathorn 他

ペドロジスト 56(1), 2-12, 2012-06-00
3

Response of Fertilization to Aboveground Biomass Production of Miscanthus sinensis on Poor Fertility Soil : Case study in Tomakomai, Hokkaido Japan [in Japanese]

当真要 , 佐藤翔平 , 泉弥希他

北海道苫小牧市のススキ地で地上部乾物生への制限因子を調査した。2008-2010年に窒素, リン, カリ施与の有無でのべ13処理区を設け, 草丈, 葉数, 乾物重と窒素, リン, カリ含量を測定した。乾物重は気温と降水量の高かった2010年に増加し, また処理区間でも差が見られた。乾物重への施肥効果はリン>カリ>窒素であり, 窒素とリンまたはカリの併用効果が大きかった。堆肥施与で増収効 …

北農 79(2), 162-169, 2012-04-00

IR
4

Advances in soil science in Sub-Saharan Africa (4) Why is suiden crucial for Africa? An introductory review of the research on soil fertility management in African rice farming systems [in Japanese]

阿部進

日本土壌肥料学雑誌 83(2), 183-196, 2012-04-00
5

Variation in herbivory-induced responses within successively flushing Quercus serrata seedlings under different nutrient conditions

Mizumachi Eri , Mori Akira S. , Akiyama Reiko , Tokuchi Naoko , Osawa Naoya

… The controlled factors were herbivore damage (herbivore-damaged and -undamaged) and soil fertility (low and high). … Furthermore, seedlings growing in low-fertility soil showed a greater induced response. …

Journal of Forest Research 17(2), 175-183, 2012-04-00

IR CrossRef
6

Relationships between Protein Content of Rice Grain and Leaf Color in Paddy Field of Budokubo, Nagaoka City (2) Yearly Variation of Protein Content and Its Relation to Soil Fertility [in Japanese]

福山利範 , 阿部信行

新潟大学農学部研究報告 64(2), 151-158, 2012-03-00
7

Evaluation of Technical, Allocative, and Economic Efficiency in Rice Production : A Case Study on Rice Farmers in Brunei Darussalam

Galawat Fadil , Yabe Mitsuyasu , 矢部光保

… This study shows that improvements in irrigation and soil fertility may reduce overall inefficiencies among rice farmers in Brunei. …

Journal of the Faculty of Agriculture, Kyushu University 57(1), 317-325, 2012-02-00

IR
8

Grassland Soil Fertility(Division 6: Soil Fertility,Progress Review) [in Japanese]

Nakatsuji T.

Journal of the science of soil and manure, Japan 82(6), 533-536, 2011-12-05

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9

Orchard and Greenhouse Soil Fertility(Division 6: Soil Fertility,Progress Review) [in Japanese]

Hiraoka K.

Journal of the science of soil and manure, Japan 82(6), 529-533, 2011-12-05

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10

Upland Soil Fertility(Division 6: Soil Fertility,Progress Review) [in Japanese]

Nishio T. , Yanai J.

Journal of the science of soil and manure, Japan 82(6), 525-529, 2011-12-05

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11

Paddy Soil Fertility(Division 6: Soil Fertility,Progress Review) [in Japanese]

Toriyama K. , Ishibashi E.

Journal of the science of soil and manure, Japan 82(6), 520-525, 2011-12-05

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12

Effects of animal manure on nutrient uptake by buckwheat and on soil fertility in acidic soil in subtropical Japan [in Japanese]

ARAKAWA Yusuke , HARA Takahiro , SUMI Hidekazu , TAKAMINE-YAMAGUCHI Noriko , 照屋寛由 , IKOMA Hiroki

本研究では極強酸性の国頭マージにおける家畜ふん堆肥等有機質資材の施用によるソバの生育と収量の改善は,資材に含まれるリン酸の肥料効果によることが主たる要因であることを明らかにし,最大子実収量を得るために必要とする資材の施用量を提示した.家畜ふん堆肥並びに苦土石灰の施用は,土壌の交換酸度を低下させ,土壌の交換性カルシウム,マグネシウムを増加させたが,交換酸度の大小と子実収量の多寡は必ずしも対応しなかっ …

Journal of the science of soil and manure, Japan 82(5), 381-388, 2011-10-05

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13

Effect of phosphate and sulfate fertilizers on selenium uptake by wheat : Triticum aestivum(Soil fertility)

LEE Sanghun , WOODARD Howard J. , DOOLITTLE James J.

… Grain Se concentration decreased in high Se availability soil when P fertilizer was applied, due to the dilution effect. … Grain Se concentration and uptake was significantly decreased as S applications increased due to the competition effect, but the depression was apparent in high Se availability soil. …

Soil science and plant nutrition 57(5), 696-704, 2011-10-00

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14

Soil physicochemical properties in a grassland receiving long-term applications of anaerobically digested cattle slurry, farmyard manure, or chemical fertilizer ─ Results of sixth-year measurements ─ [in Japanese]

SAWAMOTO Takuji , AOKI Riyu , MATSUNAKA Teruo

Journal of the College of Dairying. Natural science 36(1), 1-15, 2011-10-00
15

Vegetation Succession and Land Recovery Process Based on Soil Properties in the Upper Mt. Pinatubo, the Philippines [in Japanese]

WATANABE Makiko , TAKAOKA Sadao , MORISHIMA Wataru , SAKAGAMI Nobuo , COLLADO Mario , OGUCHI Takashi

… This study examines vegetation succession and soil physico-chemical properties in the upper reaches of the O'Donell River, which have been affected by the seasonal lahar since the 1991 eruption of Mt. Pinatubo, central Luzon, the Philippines. … Field surveys and physico-chemical analyses of lahar deposits and soil were carried out in areas including the living zone of the Aeta to understand the land recovery process along with land management practiced by the Aeta. …

Journal of Geography (Chigaku Zasshi) 120(4), 631-645, 2011-08-25

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16

15-6 Farmers accessibility, acceptability and affordability of local resources for soil fertility improvement in Northern Ghana

Awuni Joseph , 飛田哲 , Dzomeku Israel , 中村智史

Abstracts of the meeting, the Society of the Science of Soil and Manure (57), 108, 2011-08-08

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17

Using different versions of the Rothamsted Carbon model to simulate soil carbon in long-term experimental plots subjected to paddy-upland rotation in Japan(Environment)

SHIRATO Yasuhito , YAGASAKI Yasumi , NISHIDA Mizuhiko

… We ran the model using the original version of the RothC model, the paddy-soil version of the RothC model (which uses a reduced carbon decomposition rate), and alternating the use of the original and the paddy-soil versions for years with summer upland cropping and paddy rice cropping, respectively. …

Soil science and plant nutrition 57(4), 597-606, 2011-08-00

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18

Teff (Eragrostis tef) production constraints on Vertisols in Ethiopia : farmers' perceptions and evaluation of low soil zinc as yield-limiting factor(Soil fertility)

HAILESELASSIE Bereket , STOMPH Tjeerd-Jan , HOFFLAND Ellis

… Poor soil fertility in the mid highland and moisture deficit in the lowland agroecological zones were mentioned by farmers as major teff production constraints, respectively. … Not all plots showed a positive response, however, indicating the necessity for enhanced insight in indicators for soil Zn bioavailability as a yield-limiting factor. …

Soil science and plant nutrition 57(4), 587-596, 2011-08-00

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19

"Fallow Band System," a land management practice for controlling desertification and improving crop production in the Sahel, West Africa. : 1. Effectiveness in desertification control and soil fertility improvement(Soil fertility)

IKAZAKI Kenta , SHINJO Hitoshi , TANAKA Ueru , TOBITA Satoshi , FUNAKAWA Shinya , KOSAKI Takashi

… Therefore, we designed a new land management practice, termed the "Fallow Band System," which can be used for both controlling wind erosion and improving soil fertility and crop production. … The objective of this study was to evaluate the effects of this system on wind-erosion control and soil-fertility improvement. …

Soil science and plant nutrition 57(4), 573-586, 2011-08-00

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20

Soil Characteristics of Lowland Rice Fields along Topographical Positions in an Intermountain Basin of Northern Laos

KOTEGAWA Takashi , TANAKA Sota , SAKURAI Katsutoshi

… Information related to environmental conditions such as soil characteristics is essential for the development of an effective lowland rice production strategy in the mountainous region of northern Laos. … In this study, we investigate soils of lowland rice fields located at various topographical positions in an intermountain basin in order to evaluate the soil characteristics with special reference to mineralogical properties, charge characteristics, and P status of the soils. …

ペドロジスト 55(1), 43-54, 2011-06-30

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