Yazar
Wichai Boonyawat
1 cilt bulundu.
Cilt sonuçları
Detailed reconnaissance soil survey of the northern part of Chiang Rai Province
J. J. Scholten, Wichai Boonyawat, Thailand. Kō̜ng Samrūat Thīdin, Food and Agriculture Organization of the United Nations · Kingdom of Thailand, Ministry of National Development, Dept. of Land Development, and Food and Agriculture Organization of the United Nations
91 sayfa · 1971
Soils / Soil surveys / Land capability for agriculture