This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: The sustainability of agricultural practices A) decreases if the soil is degraded by erosion or ... (Read 33 times)

savannahhooper

  • Hero Member
  • *****
  • Posts: 576
on: Jul 16, 2018
The sustainability of agricultural practices
 
  A) decreases if the soil is degraded by erosion or salination.
  B) requires that the soil be plowed at least three times annually.
  C) increases if the field is irrigated in amounts equal to the total annual rainfall.
  D) requires the presence of soil nematodes.

Question 2

Match the collection of rocks below into the three categories of rocks.
 
  A) Slate, schist, quartzite, phyllite
  B) Granite, gabbro, rhyolite, basalt
  C) Limestone, conglomerate, arkose, dolomite
 
  1) Igneous rocks
  2) Sedimentary rocks
  3) Metamorphic rocks


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

parker125

  • Sr. Member
  • ****
  • Posts: 332
Reply #1 on: Jul 16, 2018
Answer to Question 1

A

Answer to Question 2

Answers: 1) B 2) C 3) A


savannahhooper

  • Hero Member
  • *****
  • Posts: 576
Reply #2 on: Jul 16, 2018
TY


parker125

  • Sr. Member
  • ****
  • Posts: 332
Reply #3 on: Jul 16, 2018
Happy to Help


« previous next »
 

Did you know?

Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

Did you know?

Thyroid conditions may make getting pregnant impossible.

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

Did you know?

The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.

Did you know?

As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.

Extent of agricultural activity across the planet (data from Foley et al. 2005). Extent of agricultural activity across the planet (data from Foley et al. 2005).
Note the thickening of the intestinal wall and the erosion of the inner lining of the ileum, often s Note the thickening of the intestinal wall and the erosion of the inner lining of the ileum, often s
Mixed Soil culture Mixed Soil culture
Soil texture "تركيبة التربة" Soil texture "تركيبة التربة"
Global Soil Regions Global Soil Regions
The allowable compressive bearing capacity of a soil is 8000 psf. What should be the length of ... The allowable compressive bearing capacity of a soil is 8000 psf. What should be the length of ...
Video: The Hypothalamus: The Body's Thermostat (Human Thermostat)

For a complete list of videos, visit our video library