Aihe-ehdotuksia
Aihe-ehdotuksia
AMMONIUM SULPHATE
1
Essential plant nutrients
1
FATES OF FERTILIZERS IN SOILS
1
FERTILIZER ANALYSIS
1
FERTILIZER QUALITY CONTROL
1
IRON PYRITES
1
MANAGEMENT OF FERTILIZERS IN SOIL
1
MANUFACTURE AND PROPERTIES
1
Maximum Yield Research
1
NITROGEN,PHOSPHORUS AND POTTASSIUM IN SOILS
1
Nitrogen
1
Nutrient absorption and uptake
1
PHOSPHOGYPSUM
1
POTTASSIUM SULPHATE
1
Phosphorus
1
Pottassium
1
Projects on use of Pottassium
1
SIGNIFICANCE OF POTTASSIUM IN FRUIT CROPS
1
SINGLE SUPERPHOSPHATE
1
SULPHUR DEFICIENCIES IN SOIL AND CROPS
1
Soil ammonium fixation
1
Soil science
1
pottassium
1
soil pottassium fixation
1
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1Julkaistu 2006Aiheet: “...pottassium...”
Printed Book -
2Tekijä SINGH, S PAiheet: “...SIGNIFICANCE OF POTTASSIUM IN FRUIT CROPS...”
Julkaistu 2003
Printed Book -
3
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4
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5
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6
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7Tekijä BASAK, RANJAN KUMARAiheet: “...NITROGEN,PHOSPHORUS AND POTTASSIUM IN SOILS...”
Julkaistu 2002
Printed Book