Kashfiyot
Xizmatlar
Identifikatsiya
Ishlab chiquvchilar uchun
Ekotizim
2 ta ish
Ish: Soil conservation service: concept, assessment, and outlook
Jizhou Bai, Zixiang Zhou, Bakhtiyor Pulatov +1
Ting Zheng, Zixiang Zhou, Yufeng Zou +2