Tillage

#1. The name of the book written by Flitzherbert on first recorded evidence of soil tilth was ________?

Boke of husbandary

Teolian

The tilth

Soil & Tillage Research

#2. Size of aggregates that is suitable for irrigated agriculture?

1 - 2 mm

>5 mm

3 - 4 mm

<1 mm

#3. Which is not true for optimum tilth?

Friable soil

Improved aeration

Higher / Increased Bulk density

Uniform size distribution of aggregates

#4. Which is not true for tillage?

Increased thermal conductivity

Oxidise organic matter

Increased pore space

Increased hydraulic conductivity

#5. Conventional tillage is also called as ________?

Eco-tillage

Clean tillage

Row zone tillage

Fallow tillage

#6. Percentage depletion of available soil moisture suitable for effective ploughing is _______?

> 75%

< 25%

50 - 75%

25 - 50%

#7. According to CRIDA, depth of ploughing considered as medium?

7 - 15 cm

25 - 30 cm

15 - 20 cm

5 - 6 cm

#8. Plough suitable for subsoiling is ________?

Ridge plough

Desi plough

MB Plough

Chisel plough

#9. Setline planting in Gujarat adopted for which crop?

Cotton

Wheat

Chickpea

Jute

#10. Minimum recommended residue retention in conservation tillage is ______?

20%

10%

30%

40%

#11. Which tillage system evolved in USA for pasture renovation?

Both a & b

Sod seeds

Zero tillage

Minimum tillage

#12. Commonly used herbicide in zero tillage is ________?

Pendimethalin

Mesosulfuron

Paraquat

Glyphosate

#13. Which problem is not associated with zero tillage?

Low mineralization

Build up of perennial weed

Poor germination

Water logging

#14. Stubble mulch tillage is also known as _________?

Bio farming

Plough less farming

Mulch farming

Both

#15. Water requirement for puddling is ______?

10 cm

40 cm

4 cm

20 cm

#16. Puddling becomes difficult when bulk density is _________?

2.65 g/cc

1.33 - 2.65 g/cc

1.33 g/cc

< 1 g/cc

#17. Tillage implement used in rice field?

Star weeder

Rotary weeder

Basin lister

Danti

#18. Which tillage implementation is used for inter cultivation in wide spread crops?

Mole plough

Junior hoe

Chisel plough

Turn wrest plough

#19. Which is not true for laser land leveling?

Can also practiced in hilly areas

Saves water by 35 - 45%

Increases cultivated area by 3 - %

Smoothening of filed within +2 to -2 cm

#20. Which of the following is not a minimum tillage option?

Plough plant tillage