CLAI / CLAY SOIL: Smaller particle size, Feels sticky when wet and can be moulded into various shapes, Will swell when wet and shrink when dry, Can hold more water than most soil types, Land is wet in winter and slow to warm up in spring, SANDY SOILS: Have the largest particle size, Soil feels coarse and gritty, Called 'light soils' due to the little power needed to cultivate, This soil type is free draining, They warm up early in spring and crops are susceptible to burn due to the low water holding capacity, They have a low organic matter content (2-3%), SILTS: Has a buttery feel and is difficult to drain and manage, Those containing fine sand are one of the most fertile soils in the country, LOAMS: They have an intermediate texture between clay and sandy soils, They have most of the advantages and a few of the disadvantages of the clay and sandy soils, They warm up reasonably early in spring and are fairly resistant to drought, CALCAREOUS SOILS: Derived from chalk and limestone and contain various amounts of calcium carbonate, Sharp stones and chalk formations can effect sowing and harvesting and hard wearing on machinery, Free draining and shallow soil, can be prone to drought, pH usually > 7.0 (Alkaline soil), PEATY SOILS: These have been formed in waterlogged areas where mosses, heather and rushes grew and the dead material was only partly broken down, These are rich in Nitrogen but have low levels of phosphates and potash, pH range from 4-6,
0%
SOILS
共享
共享
共享
由
Delythglyn
编辑内容
打印
嵌入
更多
作业
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
需要订阅
选项
切换模板
显示所有
播放活动时将显示更多格式。
打开成绩
复制链接
QR 代码
删除
恢复自动保存:
?