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Factors affecting seed and seedling vigour
Date Submitted: 01/26/2004 01:40:48
Category: / Science & Technology / Biology
Length: 8 pages (2140 words)
Category: / Science & Technology / Biology
Length: 8 pages (2140 words)
Factors affecting seed and seedling vigour
Seed vigour is a term encompassing the sum total of those properties of the seed that determine the potential performance of the seed or seed lot during germination and seedling emergence (Perry, 1978). Rapid and uniform germination are among the properties of vigorous seeds (Argerish & Bradford, 1989). Low vigour adversely affects such factors as optimal emergence, stress resistance and uniform growth of emergent seedlings (Patrick et al, 2000) and is thus …
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…pH and salicylic acid treatments. Process Biochemistry, 35, 603-613.
Perry, D.A. (1978) Report on the vigour test committee 1974-7. Seed Science
Technology, 6, 159-181.
Richards, R.A. and Lukacs, Z (2002) Seedling vigour in wheat-sources of variation
for genetic and agronomic improvement. Australian Jounal of Agricultural
Research, 53, 41-50.
Sawan, Z.M., Gregg, B.R. and Yousef, S.E. (1999) Effect of phosphorus, chelated
zinc and calcium on cotton seed yield, viability and seedling vigour. Seed Science and Technology, 27, 329-337.
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