Chang, Jen-hu.
Climate and agriculture; an ecological survey - Chicago, Aldine Pub. Co. [1968] - xvi, 304 p. illus., charts. 25 cm.
Crops and climate.
631 ALD 1968 A090 Or.
Climate and agriculture; an ecological survey - Chicago, Aldine Pub. Co. [1968] - xvi, 304 p. illus., charts. 25 cm.
Crops and climate.
631 ALD 1968 A090 Or.