SAK BOOKS
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  • South Asia
    • South Asia (Pictures only) >
      • Chapters
      • Chapters with Individual lessons >
        • Chapter 1 - Scientific Method
        • Chapter 2 - Land Preparation and Sowing
        • Chapter 3 - Crop and Tree Intensification
        • Chapter 4 - Terrace Agriculture
        • Chapter 5 - Soil Health
        • Chapter 6 - Water
        • Chapter 7 - Weeds
        • Chapter 8 - Pests and Diseases
        • Chapter 9 - Post harvest
        • Chapter 10 - Human nutrition
        • Chapter 11 - Animals
        • Chapter 12 - Crop breeding
        • Chapter 13 - Disaster Relief
    • South Asia (Nepali version) >
      • Chapters
      • Chapters with Individual lessons >
        • Chapter 1 - Scientific Methods
        • Chapter 2 - Land preparation and Sowing
        • Chapter 3 - Crop and Tree Intensification
        • Chapter 4 - Terrace Agriculture
        • Chapter 5 - Soil Health
        • Chapter 6 - Water
        • Chapter 7 - Weeds
        • Chapter 8 - Pests and Disease
        • Chapter 9 - Post Harvest
        • Chapter 10 - Human Nutrition
        • Chapter 11 - Animals
        • Chapter 12 - Crop Breeding
        • Chapter 13 - Disaster Relief
    • South Asia (English version >
      • Chapters
      • Chapters with Individual lessons >
        • Chapter 1 - Scientific Methods
        • Chapter 2 - Land preparation and Sowing
        • Chapter 3 - Crop and Tree intensification
        • Chapter 4 - Terrace Agriculture
        • Chapter 5 - Soil Health
        • Chapter 6 - Water
        • Chapter 7 - Weeds
        • Chapter 8 - Pest and Disease
        • Chapter 9 - Post Harvest
        • Chapter 10- Human Nutrition
        • Chapter 11 - Animals
        • Chapter 12 - Crop Breeding
        • Chapter 13 - Disaster Relief
  • East/Southeast Asia
    • East/Southeast Asia (Pictures only) >
      • Chapters
      • Chapters with Individual lessons >
        • Chapter 1 - Scientific Methods
        • Chapter 2 - Land preparation and Sowing
        • Chapter 3 - Crop and Tree Intensification
        • Chapter 4 - Terrace Agriculture
        • Chapter 5 - Soil Health
        • Chapter 6 - Water
        • Chapter 7 - Weeds
        • Chapter 8 - Pests and Disease
        • Chapter 9 - Post Harvest
        • Chapter 10 - Human Nutrition
        • Chapter 11 - Animals
        • Chapter 12 - Crop Breeding
        • Chapter 13 - Disaster Relief
    • East/Southeast Asia (English version) >
      • Chapters
      • Chapters with Individual lessons >
        • Chapter 1 - Scientific Methods
        • Chapter 2 - Land preparation and Sowing
        • Chapter 3 - Crop and Tree Intensification
        • Chapter 4 - Terrace Agriculture
        • Chapter 5 - Soil Health
        • Chapter 6 - Water
        • Chapter 7 - Weeds
        • Chapter 8 - Pests and Disease
        • Chapter 9 - Post Harvest
        • Chapter 10 - Human Nutrition
        • Chapter 11- Animals
        • Chapter 12 - Crop Breeding
        • Chapter 13 - Disaster Relief
  • Sub-Saharan Arica/Caribbean
    • Sub-Saharan Africa/Caribbean (Pictures only) >
      • Chapters
      • Chapters with Individual lessons >
        • Chapter 1 - Scientific Methods
        • Chapter 2 - Land preparation and Sowing
        • Chapter 3 - Crop and Tree Intensification
        • Chapter 4 - Terrace Agriculture
        • Chapter 5 - Soil Health
        • Chapter 6 - Water
        • Chapter 7 - Weeds
        • Chapter 8 - Pests and Disease
        • Chapter 9 - Post Harvest
        • Chapter 10 - Human Nutrition
        • Chapter 11 - Animals
        • Chapter 12 - Crop Breeding
        • Chapter 13 - Disaster Relief
    • Sub-Saharan Africa/Caribbean (English version) >
      • Chapters
      • Chapters with Individual lessons >
        • Chapter 1 - Scientific Methods
        • Chapter 2 - Land preparation and Sowing
        • Chapter 3 - Crop and Tree Intensification
        • Chapter 4 - Terrace Agriculture
        • Chapter 5 - Soil Health
        • Chapter 6 - Water
        • Chapter 7 - Weeds
        • Chapter 8 - Pest and Disease
        • Chapter 9 - Post Harvest
        • Chapter 10 - Human Nutrition
        • Chapter 11 - Animals
        • Chapter 12 - Crop Breeding
        • Chapter 13 - Disaster Relief
  • Latin America
    • Latin America (Pictures only) >
      • Chapters
      • Chapters with Individual lessons >
        • Chapter 1 - Scientific Methods
        • Chapter 2 - Land preparation and Sowing
        • Chapter 3 - Crop and Tree Intensification
        • Chapter 4 - Terrace Agriculture
        • Chapter 5 - Soil Health
        • Chapter 6 - Water
        • Chapter 7 - Weeds
        • Chapter 8 - Pests and Disease
        • Chapter 9 - Post Harvest
        • Chapter 10 - Human Nutrition
        • Chapter 11 - Animals
        • Chapter 12 - Crop Breeding
        • Chapter 13 - Disaster Relief
    • Latin America (English version) >
      • Chapters
      • Chapters with Individual lessons >
        • Chapter 1 - Scientific Method
        • Chapter 2 - Land preparation and Sowing
        • Chapter 3 - Crop and Tree Intensification
        • Chapter 4 - Terrace Agriculture
        • Chapter 5 - Soil Health
        • Chapter 6 - Water
        • Chapter 7 - Weeds
        • Chapter 8 - Pests and Disease
        • Chapter 9 - Post Harvest
        • Chapter 10 - Human Nutrition
        • Chapter 11 - Animals
        • Chapter 12 - Crop Breeding
        • Chapter 13 - Disaster Relief
  • North Africa and Middle East
    • North Africa and Middle East (Pictures only) >
      • Chapters
      • Chapters with Individual lessons >
        • Chapter 1 - Scientific Methods
        • Chapter 2 - Land preparation and Sowing
        • Chapter 3 - Crop and Tree Intensification
        • Chapter 4 - Soil Health
        • Chapter 5 - Water
        • Chapter 6 - Weeds
        • Chapter 7 - Pests and Disease
        • Chapter 8 - Post Harvest
        • Chapter 9 - Human Nurtition
        • Chapter 10 - Animals
        • Chapter 11 - Disaster Relief
    • North Africa and Middle East (English version) >
      • Chapters
      • Chapters with Individual lessons >
        • Chapter 1 - Scientific Methods
        • Chapter 2 - Land preparation and Sowing
        • Chapter 3 - Crop and Tree Intensification
        • Chapter 4 - Soil Health
        • Chapter 5 - Water
        • Chapter 6 - Weeds
        • Chapter 7 - Pests and Disease
        • Chapter 8 - Post Harvest
        • Chapter 9 - Human Nutrition
        • Chapter 10 - Animals
        • Chapter 11 - Disaster Relief
Chapter 5 - Soil Health
5.1 Litmus paper for soil pH and liming
5.1.pdf
File Size: 1783 kb
File Type: pdf
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5.2 Cover crops to prevent bare soil and erosion
5.2.pdf
File Size: 2247 kb
File Type: pdf
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5.3 Shallow trenching to prevent erosion, conserve water
5.3.pdf
File Size: 2241 kb
File Type: pdf
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5.4 Contour farming on hillsides to prevent erosion
5.4.pdf
File Size: 1929 kb
File Type: pdf
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5.5 Living grass barriers to prevent erosion
5.5.pdf
File Size: 2422 kb
File Type: pdf
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5.6 Cover crop during the transition from dry to wet seasons
5.6.pdf
File Size: 1950 kb
File Type: pdf
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5.7 Vetch in the dry season to prevent erosion
5.7.pdf
File Size: 2277 kb
File Type: pdf
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5.8 Adding organic nutrients to home gardens
5.8.pdf
File Size: 2464 kb
File Type: pdf
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5.9 Covering manure from rain during storage
5.9.pdf
File Size: 3839 kb
File Type: pdf
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5.10 Livestock sheds and collecting urine to add to manure
5.10.pdf
File Size: 4927 kb
File Type: pdf
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5.11 Compost improvement
5.11.pdf
File Size: 4361 kb
File Type: pdf
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5.12 Microdosing of manure
5.12.pdf
File Size: 1560 kb
File Type: pdf
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​5.13 Treating seeds with urine
5.13.pdf
File Size: 1702 kb
File Type: pdf
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5.14 An indigenous biofertilizer (Panchakavya)
5.14.pdf
File Size: 3066 kb
File Type: pdf
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5.15 Using worms to create manure (vermicomposting)
5.15.pdf
File Size: 2057 kb
File Type: pdf
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5.16 Synthetic nitrogen fertilizer raises yields
5.16.pdf
File Size: 1214 kb
File Type: pdf
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5.17 Microdosing of synthetic fertilizer
5.17.pdf
File Size: 2040 kb
File Type: pdf
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5.18 Split application of synthetic fertilizer
5.18.pdf
File Size: 1926 kb
File Type: pdf
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5.19 The number of applications of fertilier is based on soil type
5.19.pdf
File Size: 1571 kb
File Type: pdf
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5.20 Leaf colour change to diagnose fertilizer needs
5.20.pdf
File Size: 1858 kb
File Type: pdf
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5.21 Legumes produce organize nitrogen fertilizer
5.21.pdf
File Size: 938 kb
File Type: pdf
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5.22 Legumes reduce need to purchase nitrogen fertilizer
5.22.pdf
File Size: 1289 kb
File Type: pdf
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5.23 How to diagnose whether legumes are producing fertilizer
5.23.pdf
File Size: 1655 kb
File Type: pdf
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5.24 Rhizobia bacteria inoculants
5.24.pdf
File Size: 1929 kb
File Type: pdf
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5.25 Crop rotation with a legume (bean) reduces fertilizer needs
5.25.pdf
File Size: 2532 kb
File Type: pdf
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5.26 Crop rotation with a pulse (lentil) reduces fertilizer needs
5.26.pdf
File Size: 2531 kb
File Type: pdf
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5.27 Pigeon pea for degraded soils
5.27.pdf
File Size: 2456 kb
File Type: pdf
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5.28 Azolla-Anabaena symbiosis in rice paddies
5.28.pdf
File Size: 2092 kb
File Type: pdf
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  • Home
  • Creators
  • Copyright, citation, usage
  • Text Translation Sharing
  • Acknowledgements
  • South Asia
    • South Asia (Pictures only) >
      • Chapters
      • Chapters with Individual lessons >
        • Chapter 1 - Scientific Method
        • Chapter 2 - Land Preparation and Sowing
        • Chapter 3 - Crop and Tree Intensification
        • Chapter 4 - Terrace Agriculture
        • Chapter 5 - Soil Health
        • Chapter 6 - Water
        • Chapter 7 - Weeds
        • Chapter 8 - Pests and Diseases
        • Chapter 9 - Post harvest
        • Chapter 10 - Human nutrition
        • Chapter 11 - Animals
        • Chapter 12 - Crop breeding
        • Chapter 13 - Disaster Relief
    • South Asia (Nepali version) >
      • Chapters
      • Chapters with Individual lessons >
        • Chapter 1 - Scientific Methods
        • Chapter 2 - Land preparation and Sowing
        • Chapter 3 - Crop and Tree Intensification
        • Chapter 4 - Terrace Agriculture
        • Chapter 5 - Soil Health
        • Chapter 6 - Water
        • Chapter 7 - Weeds
        • Chapter 8 - Pests and Disease
        • Chapter 9 - Post Harvest
        • Chapter 10 - Human Nutrition
        • Chapter 11 - Animals
        • Chapter 12 - Crop Breeding
        • Chapter 13 - Disaster Relief
    • South Asia (English version >
      • Chapters
      • Chapters with Individual lessons >
        • Chapter 1 - Scientific Methods
        • Chapter 2 - Land preparation and Sowing
        • Chapter 3 - Crop and Tree intensification
        • Chapter 4 - Terrace Agriculture
        • Chapter 5 - Soil Health
        • Chapter 6 - Water
        • Chapter 7 - Weeds
        • Chapter 8 - Pest and Disease
        • Chapter 9 - Post Harvest
        • Chapter 10- Human Nutrition
        • Chapter 11 - Animals
        • Chapter 12 - Crop Breeding
        • Chapter 13 - Disaster Relief
  • East/Southeast Asia
    • East/Southeast Asia (Pictures only) >
      • Chapters
      • Chapters with Individual lessons >
        • Chapter 1 - Scientific Methods
        • Chapter 2 - Land preparation and Sowing
        • Chapter 3 - Crop and Tree Intensification
        • Chapter 4 - Terrace Agriculture
        • Chapter 5 - Soil Health
        • Chapter 6 - Water
        • Chapter 7 - Weeds
        • Chapter 8 - Pests and Disease
        • Chapter 9 - Post Harvest
        • Chapter 10 - Human Nutrition
        • Chapter 11 - Animals
        • Chapter 12 - Crop Breeding
        • Chapter 13 - Disaster Relief
    • East/Southeast Asia (English version) >
      • Chapters
      • Chapters with Individual lessons >
        • Chapter 1 - Scientific Methods
        • Chapter 2 - Land preparation and Sowing
        • Chapter 3 - Crop and Tree Intensification
        • Chapter 4 - Terrace Agriculture
        • Chapter 5 - Soil Health
        • Chapter 6 - Water
        • Chapter 7 - Weeds
        • Chapter 8 - Pests and Disease
        • Chapter 9 - Post Harvest
        • Chapter 10 - Human Nutrition
        • Chapter 11- Animals
        • Chapter 12 - Crop Breeding
        • Chapter 13 - Disaster Relief
  • Sub-Saharan Arica/Caribbean
    • Sub-Saharan Africa/Caribbean (Pictures only) >
      • Chapters
      • Chapters with Individual lessons >
        • Chapter 1 - Scientific Methods
        • Chapter 2 - Land preparation and Sowing
        • Chapter 3 - Crop and Tree Intensification
        • Chapter 4 - Terrace Agriculture
        • Chapter 5 - Soil Health
        • Chapter 6 - Water
        • Chapter 7 - Weeds
        • Chapter 8 - Pests and Disease
        • Chapter 9 - Post Harvest
        • Chapter 10 - Human Nutrition
        • Chapter 11 - Animals
        • Chapter 12 - Crop Breeding
        • Chapter 13 - Disaster Relief
    • Sub-Saharan Africa/Caribbean (English version) >
      • Chapters
      • Chapters with Individual lessons >
        • Chapter 1 - Scientific Methods
        • Chapter 2 - Land preparation and Sowing
        • Chapter 3 - Crop and Tree Intensification
        • Chapter 4 - Terrace Agriculture
        • Chapter 5 - Soil Health
        • Chapter 6 - Water
        • Chapter 7 - Weeds
        • Chapter 8 - Pest and Disease
        • Chapter 9 - Post Harvest
        • Chapter 10 - Human Nutrition
        • Chapter 11 - Animals
        • Chapter 12 - Crop Breeding
        • Chapter 13 - Disaster Relief
  • Latin America
    • Latin America (Pictures only) >
      • Chapters
      • Chapters with Individual lessons >
        • Chapter 1 - Scientific Methods
        • Chapter 2 - Land preparation and Sowing
        • Chapter 3 - Crop and Tree Intensification
        • Chapter 4 - Terrace Agriculture
        • Chapter 5 - Soil Health
        • Chapter 6 - Water
        • Chapter 7 - Weeds
        • Chapter 8 - Pests and Disease
        • Chapter 9 - Post Harvest
        • Chapter 10 - Human Nutrition
        • Chapter 11 - Animals
        • Chapter 12 - Crop Breeding
        • Chapter 13 - Disaster Relief
    • Latin America (English version) >
      • Chapters
      • Chapters with Individual lessons >
        • Chapter 1 - Scientific Method
        • Chapter 2 - Land preparation and Sowing
        • Chapter 3 - Crop and Tree Intensification
        • Chapter 4 - Terrace Agriculture
        • Chapter 5 - Soil Health
        • Chapter 6 - Water
        • Chapter 7 - Weeds
        • Chapter 8 - Pests and Disease
        • Chapter 9 - Post Harvest
        • Chapter 10 - Human Nutrition
        • Chapter 11 - Animals
        • Chapter 12 - Crop Breeding
        • Chapter 13 - Disaster Relief
  • North Africa and Middle East
    • North Africa and Middle East (Pictures only) >
      • Chapters
      • Chapters with Individual lessons >
        • Chapter 1 - Scientific Methods
        • Chapter 2 - Land preparation and Sowing
        • Chapter 3 - Crop and Tree Intensification
        • Chapter 4 - Soil Health
        • Chapter 5 - Water
        • Chapter 6 - Weeds
        • Chapter 7 - Pests and Disease
        • Chapter 8 - Post Harvest
        • Chapter 9 - Human Nurtition
        • Chapter 10 - Animals
        • Chapter 11 - Disaster Relief
    • North Africa and Middle East (English version) >
      • Chapters
      • Chapters with Individual lessons >
        • Chapter 1 - Scientific Methods
        • Chapter 2 - Land preparation and Sowing
        • Chapter 3 - Crop and Tree Intensification
        • Chapter 4 - Soil Health
        • Chapter 5 - Water
        • Chapter 6 - Weeds
        • Chapter 7 - Pests and Disease
        • Chapter 8 - Post Harvest
        • Chapter 9 - Human Nutrition
        • Chapter 10 - Animals
        • Chapter 11 - Disaster Relief