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Hubbard, Edward A

Soil sampling for soil fertility analysis/ by E.A. Hubbard. - [Georgetown: Ministry of Agriculture, 1975]. - 8p. :ill.

-(Ministry of Agriculture: Staff circular, no. 1).

Subjects--Topical Terms:
Soil-Surveys-Guyana.
Soil fertility.

LC Class. No.: S599 G8 / H8