这 Publication Issue 用你的语言不存在, 用...查看: English (en), Français (fr),
或使用谷歌翻译:  

This book describes how to prevent gullies from eroding further after heavy rainfall. It also includes questions for discussion and a drawing and labelling activity.

Adapted from material taken from Footsteps 1995, the literary publication of Tearfund with kind permission.
This edition published in the United Kingdom in 2021 by MissionAssist.
Copyright ©2021 MissionAssist