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genetics

USDA Charts Course for Strengthening World Aquaculture

Charting a course ahead for the conservation and sustainable farming of freshwater and marine species is a chief focus of the first State of the World’s Aquatic Genetic Resources for Food and Agriculture, a Food and Agriculture Organization (FAO) report that will contain subsections from 89 contributing countries, including the United States.

Using the World's Oldest Apple Trees to Supply New Ones

Considering the many different types of apples we see at farmers markets and supermarkets, it may be hard to believe that apple trees are not as diverse as they should be. But it isn’t the fruit-bearing part of the apple tree that’s the problem, it’s the apple tree’s rootstock.

Most of today’s commercially produced apples are from trees that were bred in two parts—the fruit-bearing scion that makes up the higher branches and tree tops, and the rootstock that forms the roots and lower trunk.