W. Roder

Important plant protection measures for the expanding poppy production in the Dresden area.

R. Leiteritz, W. Roder, 1980 .

Slash-and-Burn Rice Systems in the Hills of Northern Lao PDR: Description, Challenges and Opportunities

W. Roder, W. Roder, 2001 .

Pigeon pea for fallow improvement in slash-and-burn systems in the hills of Laos?

W. Roder, S. Maniphone, B. Keoboulapha, 1997, Agroforestry Systems.

Estimates of variation for measurements of selected soil parameters on slash‐and‐burn fields in northern Laos

W. Roder, S. Phengchanh, H. Soukhaphonh, 1995 .

SLASH-AND-BURN RICE SYSTEMS IN TRANSITION: CHALLENGES FOR AGRICULTURAL DEVELOPMENT IN THE HILLS OF NORTHERN LAOS1

W. Roder, W. Roder, 1997 .

Dynamics of soil and vegetation during crop and fallow period in slash-and-burn fields of northern Laos

W. Roder, S. Maniphone, S. Phengchanh, 1997 .