DANG DANG NGUON GOC CAY LAC

The term groundnut refers to the pods with seeds that

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Unformatted text preview: ferred to as peanut. The term groundnut refers to the pods with seeds that mature underground; the connotation of peanut is because this crop belongs to the leguminous family which includes also other ©Encyclopedia of Life Support Systems (EOLSS) SOILS, PLANT GROWTH AND CROP PRODUCTION – Vol.II - Growth and Production of Groundnuts - P.V. Vara Prasad, Vijaya Gopal Kakani, Hari D. Upadhyaya crops such as peas and beans. It is a legume crop and not related to other nuts (e.g. walnut, hazelnut or cashews). The terminology of nut is used due its unusual growing habit where flowers are formed above ground (soil) and after fertilization the gynoecium penetrates the soil and forms pods which contain seeds (kernels). In this manuscript the term groundnut will be used due its wider acceptance. U SA NE M SC PL O E– C EO H AP LS TE S R S The earliest archaeological records of groundnuts in cultivation are from Peru, dated 37503900 years before present (BP). Groundnuts were widely dispersed through South and Central America by the time Europeans reached the continent, probably...
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