Legumes form symbiotic relationship with root-nodule, rhizobia. The nitrogen (N 2) fixed by
legumes is a renewable source and of great importance to agriculture. Symbiotic nitrogen …

This new edition of a bestseller examines plant nutrition's role as one of the most important
limiting factors that must be overcome to optimize food production. Extensively revised and …

Summary Soybean [Glycine max [L.] Merr.] is the most important legume cropped worldwide,
with important roles in human and animal nutrition, besides broad industrial applications …

Soil bacteria of the genera Azorhizobium, Bradyrhizobium, and Rhizobium are collectively
termed rhizobia. They share the ability to penetrate legume roots and elicit morphological …

Progressive chemical and physical degradation of soil is a major factor affecting crop yield
worldwide (Cassman, 1999). The situation is most serious in tropical regions, where soils …

A survey of soyabean rhizobia was carried out with six Asian and one modern soyabean
genotypes as trap hosts. Soyabean seedlings were inoculated with soils from 22 Brazilian …

Soybean was introduced in Paraguay in the 1920s and commercial crops have been grown
since the 1970s. Root nodulation occurs at the majority of the producing sites, although …

Rhizobium fredii strain USDA257 produces nitrogen‐fixing nodules on primitive soybean
cultivars such as Peking but fails to nodulate agronomically improved cultivars such as …

Sinorhizobium fredii is a fast-growing rhizobial species that can establish a nitrogen-fixing
symbiosis with a wide range of legume species including soybeans (Glycine max). In …

Several new bacterial inoculant products have been introduced for use as a soybean
[Glycine max (L.) Merr.] seed treatment. A 3‐yr study over 16 site‐years determined whether …