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Unformatted text preview: ypocotyl, epicotyl, and radicle. All
primordial leaves, which the seedling will develop within the first few days after
germination, are present in the seed. There may be 4-5 leaf primordia in the embryo of
seed; five are well developed in large seeds and four in small ones. Germination is epigeal,
the cotyledons become green soon after emergence. The seedling consists of cotyledons,
vegetative axes, and the main axis. The hypocotyl is white and is easily distinguished
during the early stages of growth, but becomes indistinguishable from the root as the plant
matures. Figure 1. Reproductive stages of groundnut showing (a) appearance of first flower, R1;
(b) pegging, R2; (c) podding, R3; (d) full pod, R4; (e) starting of seeding, R5; ©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 (f) full seed, R6; (g) mature seed, R7; and (h) harvest maturity, R8.
Groundnuts take about 3-5 days for germination and...
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This document was uploaded on 02/23/2014.
- Spring '14