Rice -- Varieties

Introduction and effects of high-yielding varieties of rice in the Philippines.

Food and Agriculture Organization of the United Nations

Rice in the United States: varieties and production.

United States. Agricultural Research Service.

Development and spread of high-yielding varieties of wheat and rice in the less developed nations

by Dana G. Dalrymple.

Imports and plantings of high-yielding varieties of wheat and rice in the less developed nations

by Dana G. Dalrymple.

Screening rice for tolerance to mineral stresses

F.N. Ponnamperuma.

Catalog of rice cultivars and breeding lines (Oryza sativa L.) in the world collection of the International Rice Research Institute.

International Rice Research Institute.

High-yielding rice varieties and areas of their adaptability.

Indian Council of Agricultural Research.

The impact of new grain varieties in Asia

[by Joseph W. Willett.

O arroz: estudo botânico.

João de Carvalho e Vasconcellos

Tests of IRRI selections, aus, 1967: Abhoy Asram Farm

[by] A. M. Akhanda.