(par 2.2.1. 6.2) Soil organic matter
This topic has four questions: What is organic matter? What are the 4 main steps in degradation of organic matter? What is the impact of incorporating organic matter into the soil? What is humus? Question 1: What is organic matter? Organic matter is anything that contains carbon compounds that were formed by living organisms. It […]
(par 2.2.1. 1.4) Photoperiodism (From Wikipedia, the free encyclopedia)
http://en.wikipedia.org/wiki/Photoperiodism From Wikipedia, the free encyclopedia Photoperiodism is the physiological reaction of organisms to the length of day or night. It occurs in plants and animals. Photoperiodism can also be defined as the developmental responses of plants to the relative lengths of light and dark periods. Contents 1 Plants 1.1 Long-day plants 1.2 Short-day plants 1.3 Day-neutral plants 2 […]
(par 2.2.1. 1.4) Thermodynamic Laws & Ecosystem Services
The Laws of Thermodynamics and how it applies to the transfer of energy through the ecosystem. http://www.gerrymarten.com/human-ecology/chapter08.html The Laws of Thermodynamics We all depend upon ecosystems for the food and natural resources that sustain our lives. Most of the resources are renewable because ecosystems supply them on a continual basis. People use the resources and […]