Studies on sustainability of soil fertility in natural forest ecosystem of doon valley 由 Jha, M.N

Evaluation of ground water quality from various source of Roorkee town 由 Tranica Shree

其他作者: “...Jha, M.N., ad...”

Spatial decision support system for predicting changes in the forested landscape : an approach using RS and GIS based modelling in Shimla district 由 Jeganathan, C.

其他作者: “...Jha, M.N., ad...”

Project report studieson the impact of raising monocultures and natural vegetation on soil 由 Dimri, B.M

其他作者:

Soil geological studies in the degraded land and problem soils for sustainable afforestation 由 Raina, A.K

其他作者: “...Jha, M. N....”