Small-scale irrigation a manual of low-cost water technology.
Stern, Peter H.
Small-scale irrigation a manual of low-cost water technology. by Peter H. Stern - Jodhpur Scientific Publisher 1990 - 152p
Intermediate Technology Publication
8185046
631.587 / N90
Small-scale irrigation a manual of low-cost water technology. by Peter H. Stern - Jodhpur Scientific Publisher 1990 - 152p
Intermediate Technology Publication
8185046
631.587 / N90