With a combined harvester 500 acres of wheat could be harvested in two weeks. With power driven machinery four men could plough, seed and harvest 2,000 to 4,000 acres of wheat in just two weeks. Disadvantages (i) Unemployment Introduction of machines reduced the need for labour leading to unemployment on a large scale.
What were the advantage of the use of mechanical harvesting machine in the USA?
The advantages of the use of mechanical harvesting machines in the USA were: The price of wheat was high and demand limitless. These new machines allowed farmers to quickly clear tracts, break up the soil, remove the grass and prepare the ground for cultivation.
What are the advantages of mechanical harvesting?
The main advantage of mechanical harvesting is that these machines can harvest fruit and vegetables within short periods of time. For example, nut harvesters can remove most of the nuts from the tree within a few minutes.
What are the advantages and disadvantages of mechanical harvesting of grapes?
It brought about a period of plenty and prosperity for America and their people. Disadvantages: (i) Poor labourers had to face the loss of jobs and starvation because single machine could do the work of scores of labourers. (ii) For the poor farmers, machines brought misery.
What are the advantages and disadvantages machinery in agriculture?
The excessive use of chemicals by the help of machines reduces the fertility of the land. Lack of practical knowledge the farmers cant handle the machines properly. While the cost of maintenance is very high. Overuse of machines may lead to environmental damage.It is efficient but has many side effects and drawbacks.
What are the disadvantages of manual harvesting?
Disadvantages for manual harvesting include low capacity and variable perlormance. The average output for manual harvesting ranges from 87 kg/day for caneberries to 1520 kg/day lor peaches. Low capacity causes manual harvest costs to be from 30 to 60% of total production costs.
What is the disadvantage of mechanical seeder?
Disadvantages: Extremely tedious and time consuming. It is not practical to use on large scale area of rice. It is difficult to distinguish weed seedlings from rice seedlings at early stage of growth and uprooting or damaging rice cannot be avoided.
What is the advantage of manual harvesting compared to mechanical harvesting?
There are advantages and disadvantages of manual harvesting. Fruits and vegetables can be selected more precisely at the optimal maturity stage compared to mechanical harvesters. Fruit and vegetables are carefully handled and therefore damage is minimized.
What are the advantages and disadvantages of combine harvester?
The basic disadvantages of a combine harvester is usually the cost, followed by the size. Harvester are difficult to transport on low loader to distant farms – as the cost usually is too much for one farm to buy and kept solely for their own use. So harvesters are usually hired out.
What is the mechanical harvesting?
Mechanical harvesting utilizes shaking of limbs, trunks and foliage of all nut crops, olives for oil, citrus for juice and grapes for wine, as well as deciduous fruit destined for processing that can tolerate a high level of mechanical stress including prunes, cling peaches and blueberries.
What is the difference between manual and mechanical harvesting?
A mechanical harvester is much faster than manual pickers. Some say one machine does the same work as 20 harvest workers. A mechanical harvest is typically done in a much shorter time span than a manual harvest.
Why is mechanical harvesting bad?
As noted previously, the general ecological issues related to the effects of mechanical shellfish harvesting include: (1) resuspension/turbidity effects; (2) direct burial/smothering; (3) release of contaminants; (4) release of nutrients; (5) decreased water quality due to elevated BOD from #4; (6) direct disturbance …
What are the advantages and disadvantages of using machines?
Advantages and Disadvantages of the Use of Machinery
- The following are the chief advantages of the use of machinery:
- Use of Natural Forces:
- Heavy and Delicate Work:
- Faster Work:
- More Accurate Work:
- Strain on:
- Cheap Goods:
- Mobility of Labour:
What is the advantage of using a machine?
Efficiency – Machines generate more production with minor energy and within a limited time. Worker might be more dedicated to their work when they make use of machines. Improvement in the quality and quantity of products, as a machine, ensure high and large production rate.
What are the advantages and disadvantages of modern farming method?
There has been an increase in the use of chemical fertilisers and pesticides to try to improve crop yields and farmers profits.
Advantages and disadvantages of modern chemicals.
|Increased crop yield as fertiliser makes crops grow better||Increased river pollution due to chemical run-off|