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20180522112003.0 |
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130910s9999 xx 000 0 und d |
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|c 25221
|d 25221
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041 |
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|a eng
|
082 |
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|2 21st ed.
|a Th-P 634.912
|b GAU/S
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100 |
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|a Gautam, Mukesh Kumar
|
245 |
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|a Study of critical load of air borne sulphur and nitrogen induced acidification in forest soils of Doon valley
|c by Mukesh Kumar Gautam
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300 |
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|a iv, 160p.: col. ill.,
|c 30cm
|
502 |
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|a Thesis (Ph.D)-Forest Research Institute, Dehradun, 2007
|
653 |
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|a Forest soils-Doon Valley
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653 |
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|a Soil acidification
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653 |
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|a Thesis
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700 |
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|a Tripathi, A.K., ad.
|
942 |
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|c EN
|2 ddc
|