EXERCISE 1

Question 1

BIOINTENSIVE AGRICULTURE

Answer 1

• is an organic agricultural system
• focuses on achieving maximum yields from a minimum area of land,
• simultaneously increasing biodiversity and sustaining the fertility of the soil

Question 2

Form of farming
Intensively cultivated
Small land area
Soil productivity
Uses available farm resources

Answer 2

Bio intensive Gardening

Question 3

Features of Biointensive Gardening? (DNBDUB)

Answer 3

1) Deep bed preparation
2) Nutrient recycling
3) Building up of soil’s biological base
4) Diversified cropping
5) Use of indigenous cultivars or locally adapted varieties
6) Balanced and integrated ecosystem

Question 4

BIG has the capacity to use how much percent of less water?

Answer 4

66%

Question 5

BIG has the capacity to use how much percent of less purchased nutrients?

Answer 5

50-100%

Question 6

BIG has the capacity to use how much percent of less energy?

Answer 6

94-99%

Question 7

Principles behind deep dug and raised beds (MES)

Answer 7

⮚ Makes the soil loose and friable
⮚ Enables plant roots to penetrate easily
⮚ Steady stream of nutrients can flow through the stem and leaves

Question 8

What principle is followed by the following practice/s?

Crop rotation (leaf, root, legume, fruit-bearing vegetables)

Answer 8

Regenerate soil and break pest cycle

Question 9

What principle is followed by the following practice/s?

Intensive planting
Cultivation of trellis crops
Cultivation of shade tolerant
crops under trellis

Answer 9

Maximize space and higher yield per unit area

Question 10

What principle is followed by the following practice/s?

Promotion of local varieties

Answer 10

Conserve genetic resources

Question 11

What principle is followed by the following practice/s?

Inclusion of culturally
acceptable, nutritionally
important vegetables

Answer 11

Improve nutrition, reduce health risk

Question 12

What principle is followed by the following practice/s?

Cultivation of wide range of vegetables

Answer 12

Diversification of diet

Question 13

What principle is followed by the following practice/s?

Inclusion of short duration crops

Answer 13

Avoid seasonal food deficiencies

Question 14

What principle is followed by the following practice/s?

Perennial, polycultural, multistoried fence crops (“edible fence”)

Answer 14

Wind breaks, availability of food

Question 15

What are three water conservation and weeding techniques? (CMD)

Answer 15

• Close spacing of crops
• Mulching
• Deep tillage and organic matter

Question 16

What are practices for pest control?

Answer 16

• Crop diversity
• Crop rotation
• Inclusion of acclimatized, hardy - pest-tolerant indigenous varieties
• Use of plants with insect-repellent properties
• Removal of diseased plant/plant parts reduces the spread of infestation
• Use of botanical formulations as pest control spray
• Encouragement of predatory insects

Question 17

What is the soil layer in BIG?

Answer 17

Gliricidia sepium (green manure) + compost + soil + compost + soil + rice straw mulch