खोज परिणाम - "content"
प्रस्तावित विषय : खोज निहित
प्रस्तावित विषय : खोज निहित
- Soils 71
- Food 34
- History 23
- Analysis 22
- Handbooks, manuals, etc 22
- Study and teaching 22
- Nitrogen content 19
- Research 16
- Composition 15
- Environmental aspects 15
- Agriculture 13
- Developing countries 12
- Economic aspects 12
- Languages 12
- Bibliography 10
- Design and construction 10
- English language 10
- Forests and forestry 10
- Mathematics 10
- Tok Pisin imprints 10
- Collected works 9
- Fertilizers 9
- Food industry and trade 9
- Management 9
- Nitrogen fertilizers 9
- Nutrition 9
- Trace element content 9
- Water 9
- Data processing 8
- Economic conditions 8
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61
Ferrolysis, a soil forming process in hydromorphic conditions
प्रकाशित 1979विषय: “…Soils Iron content…”
थीसिस पुस्तक -
62
Phosphate response of rice in Indonesian paddy fields /
प्रकाशित 1984विषय: “…Soils Indonesia Phosphorus content.…”
पुस्तक -
63
Determination of sulphur in soils and plant material /
प्रकाशित 1968विषय: “…Soils Sulphur content.…”
पुस्तक -
64
Some studies on determination of available phosphorus in Papua New Guinea soils /
प्रकाशित 1981विषय: “…Soils Papua New Guinea Phosphorus content.…”
पुस्तक -
65
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66
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67
The reserve base of U.S. coal by sulfur content (in two parts). 1. The Eastern States /
प्रकाशित 1975विषय: “…Anthracite coal United States Sulfur content.…”
पुस्तक
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68
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69
Vitamin C (ascorbic acid) content of some Papua New Guinean fruit and vegetables /
प्रकाशित 1982विषय:पुस्तक -
70
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71
The role of nitrogen in grassland productivity : a review of information from temperate regions /
प्रकाशित 1970विषय:पुस्तक -
72
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73
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74
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75
Application of nitrogen-fixing systems in soil improvement and management
प्रकाशित 1982विषय:पुस्तक -
76
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77
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78
Precision tests of neutron sulfur meter in coal preparation plant /
प्रकाशित 1975विषय: “…Coal-Sulfur content Measurement.…”
पुस्तक -
79
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80