Sand: Largest particles, Too coarse for growing, Big spaces between particles, Doesn't hold water or nutrients, Plant roots can't hold on , Silt: Very light; finer than sand, Found in flood plains, Makes mud, Makes excellent farm land but erodes easily, Blown away in dust storms and carried away in floods, Clay: Very fine, Too much makes soil heavy and dense, Gives off minerals and absorbs acids; can change soil chemistry, Space between particles is TINY; air can't get through, Very hard when dry; roots can't pass through, Loam: Just right combination needed for plants, Contains the same amount of sand and silt with a smaller amount of clay, Large and small spaces for air and water to flow through, Roots can easily grow in the spaces.,
0%
Types of Soil/Soil Particles
共享
由
Amcculloch
编辑内容
嵌入
更多
排行榜
显示更多
显示更少
此排行榜当前是私人享有。单击
,共享
使其公开。
资源所有者已禁用此排行榜。
此排行榜被禁用,因为您的选择与资源所有者不同。
还原选项
按组分配
是一个开放式模板。它不会为排行榜生成分数。
需要登录
视觉风格
字体
需要登录
选项
切换模板
显示所有
播放活动时将显示更多格式。
打开结果
复制链接
删除
恢复自动保存:
?