Cotton : history, species, varieties, morphology, breeding, culture, diseases, marketing and uses / by Brown, Harry B.

Subjects:

Algodón / by Brown, Harry B.

Subjects:

Cómo cultivar fresas, fresones y tomates / by Juscafresa, Baudilio

Subjects:

Proceedings : Sixth Symposium of the International Society for Tropical Root Crops.

Subjects:

Wheat : botany, cultivation and utilization / by Peterson, R. F.

Subjects:

The fig / by Condit, Ira J.

Subjects:

Citricultura / by Agustí Fonfría, Manuel

Subjects:

The Groundnut crop : a scientific basis for improvement /

Subjects:

Viticultura / by Winkler, A. J.

Subjects:

General viticulture / by Winkler, A. J.

Subjects:

Tratado de viticultura / by Hidalgo Fernández-Cano, Luis

Subjects:

El cultivo de los agrios / by Gonzalez-Sicilia, Eusebio

Subjects:

El arroz / by Angladette, André

Subjects: