Bilaketaren emaitzak - "Irrigation Philippines."

Irrigation guide for the Philippines.

A method of determining the net duty of irrigation water for lowland rice nork Alfonso, Domingo Jabson 1921-

Irrigation capability of the Penaranda river irrigation system and of the Sta. Cruz river irrigation system nork Angeles, Honorato L. 1940-

Report.

Comparative economic analysis of low-lift (surface) and tubewell irrigation projects in the Philippines nork Mears, Leon Artemas 1907-

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Economic evaluation of representative communal irrigation projects under the grants-in-aid scheme nork Batoon, Exuperio G.

Status report of the National Irrigation Administration covering its immediate and regular program until fiscal year 1973-74 to His Excellency President Ferdinand E. Marcos

AMIADP '74.

Comparative economic analysis of low-lift (surface) and tubewell irrigation projects in the Philippines [microform] nork Mears, Leon Artemas 1907-

Produce more dry season crops by improved irrigation methods level furrow irrigation for the Philippines