បណ្តុំទិន្នន័យ អំពី Activity Stream Order by Relevance Name Ascending Name Descending Last Modified ទៅ 1 dataset found ប្រភេទកសិវិទ្យា: ចំណេះដឹង និងគុណតម្លៃ ភាសា: English Filter Results Globally Important Agricultural Heritage Systems (GIAHS) For centuries, farmers, herders, fishers and foresters have developed diverse and locally adapted agricultural systems managed with time tested, ingenious techniques. These... PDF
