Under what conditions does leaching take place? What is the effect of leaching on the soil and on the vegetation that it supports? 2. How is humus formed? What relation does humus have to soil fertility? 3. How is texture used to classify soils? Describe the ways scientists have classified soil structure.

Under what conditions does leaching take place? What is the effect of leaching on the soil and on the vegetation that it supports? 2. How is humus formed? What relation does humus have to soil fertility? 3. How is texture used to classify soils? Describe the ways scientists have classified soil structure.

Biology 2e

2nd Edition

ISBN:9781947172517

Author:Matthew Douglas, Jung Choi, Mary Ann Clark

Publisher:Matthew Douglas, Jung Choi, Mary Ann Clark

Chapter31: Soil And Plant Nutrition

Section: Chapter Questions

Problem 8RQ: Which factors affect soil quality? chemical composition history of the soil presence of living...

See similar textbooks

Similar questions

1. How does the presence of earthworms and other burrowing animals affect soil? 2. Describe the various ways in which temperature and precipitation are related to soil formation.
1) How does climate affect soil formation?
Soils & Erosion 1.Describe the relationship between soil particle size and important soil characteristics (i.e., drainage andaeration). 2.What soil horizons contain the most nutrients? Why? 3.Describe the various kinds of living organisms that make up the soil community & how they interacttogether. Briefly indicate the role(s) ofeach.
Soil characterisation could help to determine soil type and soil health. Relate cation exchange capacity (CEC) with soil health and explain the roles of clay and organic matter in contributing to CEC. (i) What would you recommend to improve soils with low CEC and high CEC? Name ONE (1) negative effect of low CEC and high CEC soils, respectively. (ii) (ii) Suggest a suitable soil type for rice, oil palm and durian, respectively.
1. What pH range indicates soil suitable for most complex plants? 2. What are the general characteristics of each horizon in a soil profile? How are soil profiles important to scientists? 3. What are the most important effects of parent material on soil?
Soil formation is influenced by which factors? How availability of nutrients can affect the quality of soil?
Which three soil colours would suggest the following conditions in the soil 1. Poor drainage 2. Reduced compounds of manganese 3. Well drained and aeration soil
List any five specific processes of soil formation
19. A well-granulated soil structure has more total pore space and greater overall water holding capacity than one with poor granulation or one that has been compacted. O True O False OENUNG
Describe various soil textures and how they affect a soil. What are thepros and cons of different textures in terms of plant growth? What percentage of clay, silt, and sand would be optimal for plants; What texture classification is it. How do textures affect relief, and drainage?
Which element is responsible for causing soil salinity?At what concentration does the soil become saline?
Among the cited importance of soil, which of them gives you more realization that soil should be protected and concerved? Explain your answer.