About what percentage of organic matter is composed of humus?
40%
50%
70%
90...
Answers: 3
Biology, 21.06.2019 20:30, sim2004
Chinese privet is a plant that is native to china. over 150 years ago, chinese privet was introduced to the united states as a fast-growing shrub that serves as an excellent privacy hedge. with no natural herbivore, chinese privet quickly established itself and spread in natural areas throughout the southeast and eastern seaboard of the united states. its dominance in these areas has jeopardized the survival of native plant species. chinese privet provides evidence that introducing non-native organisms can cause environmental damage integrated pest management strategies will not decrease chinese privet populations american gardeners can easily control the spread of chinese privet non-native plant species have type i survivorship curves
Answers: 3
Biology, 22.06.2019 02:40, kaitlynnputtere
Round seeds and yellow seed color are dominant to wrinkled seeds and green seed color. which punnett square represents the correct way to set up the cross rryy ´ rryy? 
Answers: 1
Biology, 22.06.2019 05:00, jxcxhxwxll
The chemical form of energy that is useable by the cell to do work
Answers: 2
Business, 05.07.2020 15:01
Mathematics, 05.07.2020 15:01
Mathematics, 05.07.2020 15:01
Mathematics, 05.07.2020 15:01
Social Studies, 05.07.2020 15:01
Mathematics, 05.07.2020 15:01
Mathematics, 05.07.2020 15:01