Agricultural Implements: Cultivators and Harrows
35 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What initiated the revision of the Philippine Standard Administrative Order (SAO) 397:1980?

  • An internal initiative by the Agricultural Machinery Testing and Evaluation Center (AMTEC)
  • A funding project by the Bureau of Agricultural Research (BAR) (correct)
  • A review by the Philippine Society of Agricultural Engineers (PSAE)
  • A public hearing organized by the National Agriculture and Fisheries Council (NAFC)
  • What organization was responsible for reviewing the revised standard?

  • Bureau of Agricultural Research (BAR)
  • Philippine Society of Agricultural Engineers (PSAE)
  • Technical Committee for Study 1- Development of Standards for Agricultural Production Machinery (correct)
  • National Agriculture and Fisheries Council (NAFC)
  • What was the purpose of modifying tillage terminologies as mentioned in the text?

  • To make it more complex and difficult to understand
  • To align with the format of International Standard (correct)
  • To simplify terminology without any specific purpose
  • To comply with local government regulations
  • How were comments and reactions from stakeholders incorporated into the finalization of the standard?

    <p>Through a public hearing organized by the National Agriculture and Fisheries Council (NAFC)</p> Signup and view all the answers

    What does the term 'tillage action' refer to?

    <p>The action of a tillage tool in executing a specific form of soil manipulation</p> Signup and view all the answers

    What is the main purpose of a 'deep tillage' operation?

    <p>To manipulate soil deeply beyond 300 mm</p> Signup and view all the answers

    Which term refers to the shallow tillage operation performed to promote crop growth?

    <p>Soil cultivation</p> Signup and view all the answers

    What does 'land forming tillage' involve?

    <p>Moving soil to create desired configurations</p> Signup and view all the answers

    What is the main characteristic of 'oriented tillage'?

    <p>It is oriented in specific paths or directions</p> Signup and view all the answers

    'Primary tillage' primarily aims to:

    <p>Reduce soil strength and cover plant materials</p> Signup and view all the answers

    'Minimum tillage' involves:

    <p>Performing the least amount of soil manipulation</p> Signup and view all the answers

    'Mulch tillage' is characterized by:

    <p>Leaving plant residue specifically on or near the soil surface</p> Signup and view all the answers

    What is meant by soil compaction?

    <p>The act of reducing the specific volume of soil</p> Signup and view all the answers

    What is the definition of soil aggregates?

    <p>Agglomerations of primary soil particles produced by natural processes</p> Signup and view all the answers

    What happens during soil sliding?

    <p>Sliding of soil across a surface</p> Signup and view all the answers

    What is the definition of back furrow?

    <p>A raised ridge left at the center of the strip during plowing</p> Signup and view all the answers

    What is meant by shear blocks?

    <p>Blocks of soil sheared loose from the main soil mass by tillage tool action</p> Signup and view all the answers

    What is mechanical impedance related to in soils?

    <p>Resistance to deformation</p> Signup and view all the answers

    What does the term 'furrow crown' refer to?

    <p>Peak of the turned furrow slice</p> Signup and view all the answers

    What characterizes 'dead furrow'?

    <p>'Open trench left between adjacent strips of land after plowing</p> Signup and view all the answers

    'Covering depth' refers to:

    <p>'Depth to which materials are covered by an implement'</p> Signup and view all the answers

    What does 'root bed' consist of?

    <p>Soil layer modified by tillage or amendments for plant roots use</p> Signup and view all the answers

    What is 'foreign materials' in terms of soils?

    <p>All materials added to or mixed into soil not originating from its development</p> Signup and view all the answers

    What is the purpose of a bed shaper soil-handling implement?

    <p>To form uniform ridges of soil to predetermined shapes</p> Signup and view all the answers

    What is the main difference between a spike-tooth harrow and a spring-tooth harrow?

    <p>The shape of the teeth</p> Signup and view all the answers

    What does a draft force do in relation to an implement?

    <p>Is equal and opposite to drawbar pull</p> Signup and view all the answers

    What is the purpose of a lister-planter?

    <p>To allow for a single listing-seeding operation</p> Signup and view all the answers

    Which tool is primarily used for attaching a tillage tool to a beam or standard?

    <p>Shank</p> Signup and view all the answers

    What is the function of a soil roller?

    <p>To pulverize, firm, or smooth soil by crushing or compacting</p> Signup and view all the answers

    How are gangs of shanks often suspended?

    <p>On parallel linkages with depth-controlling wheels</p> Signup and view all the answers

    What defines the effective operating width of an implement?

    <p>Width excluding overlap</p> Signup and view all the answers

    What is the purpose of a soil opener tillage tool?

    <p>To slice through soil and create openings for material insertion</p> Signup and view all the answers

    What is the function of wings attached to tillage tools?

    <p>To increase the volume of disturbed soil or control soil movement</p> Signup and view all the answers

    What does a lateral tool spacing measure?

    <p>The horizontal distance between corresponding reference points on adjacent tools when projected on a vertical plane parallel to travel direction</p> Signup and view all the answers

    What does a soil-sliding path length measure?

    <p>The path along tillage tool upon which soil slides</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Browser