Aihe-ehdotuksia
Aihe-ehdotuksia
Soil amendments
4
Cycling
2
Fertilizers and other Amendments
2
Manures
2
Soil Fertility
2
Soil fertility
2
Sustainable agriculture
2
BIOFERTILISERS
1
BULCKY ORGANIC MANURES
1
Carbon
1
Carbon sequestration
1
Charcoal
1
Chemical composition
1
Compost
1
Composting
1
Composts
1
Crop protection technologies
1
DIAGONOSTIC TECHANIQUES
1
Environmental management
1
FERTILIZERS
1
Fertility Management of Cultivable Soils
1
Fertilizers
1
Fertilizers, Manures, Plant Nutrients, Principles of Fertilizer Application, soil amendment, fertility management if cultivable soils, quantum and method of application of fertilizer in crop production
1
GENERAL PRINCIPLES
1
Human Wastes and Refuse
1
Humus
1
Litter (plant)
1
MANURES
1
Moisture analysis
1
Nitrogen
1
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1Aiheet: “...Soil amendments...”
Printed Book -
2Aiheet: “...SOIL AMENDMENTS...”
Printed Book -
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4
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5
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6
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7Tekijä P.C DasAiheet: “...Fertilizers, Manures, Plant Nutrients, Principles of Fertilizer Application, soil amendment...”
Printed Book -
8