-
关键资源
- 这也有其他语言版本:
- ไทย (th)
- Kiswahili (sw)
- Français (fr)
- Español (es)
- English (en)
-
-
-
-
- 这也有其他语言版本:
- Bahasa Indonesia (id)
- English (en)
- မြန်မာ (my)
- ไทย (th)
-
- 这也有其他语言版本:
- English (en)
- ไทย (th)
-
-
- 这也有其他语言版本:
- ไทย (th)
- English (en)
-
- 2020-06-26 This 1/2 day training will be abroad overview and introduction to some basic soil characteristics: phases (solid, liquid, gas), texture, density, structure, reaction (pH), plant-water relationships, organic matter, and nutrients. After some classroom discussion we will head out to into the ECHO...