Proc. of the first international symposium on natural resources management for a sustainable agriculture. Vol I
New Delhi,Indian Society of Agriculture.
Proc. of the first international symposium on natural resources management for a sustainable agriculture. Vol I - New Delhi Indian Society of Agriculture 1990 - 492
Agriculture
Agriculture Natural Resources Management. Sustainable Agriculture
630
Proc. of the first international symposium on natural resources management for a sustainable agriculture. Vol I - New Delhi Indian Society of Agriculture 1990 - 492
Agriculture
Agriculture Natural Resources Management. Sustainable Agriculture
630