资讯
A basic test that measures soil pH, important soil nutrients, and organic matter costs $20 to $25. The labs also provide recommendations for lime and fertilizer if needed.” ...
‘The soil pH or soil reaction is an indication of the acidity or alkalinity of ... ‘This is a good way to test, but the pH testing kits are generally much more reliable, so if your results ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果