Variety/Acc.No. |
Sree Athulya |
Year of release |
2006 |
Scientists involved in the development of the variety |
M. T. Sreekumari, M. Unnikrishnan
S. Ramanathan
K. Abraham, S. Edison, R. R. Nair |
Pedigree/parentage |
Triploid from the cross OP-4 (2x) X Sree Vishakam (4x) |
Area of release |
Tamil Nadu |
Maturity |
10 months |
Average yield |
38.7 t ha-1 |
Potential yield |
53.5 t ha-1
|
QUALITY ATTRIBUTES
|
Dry matter (%) |
48.5
|
| Extractable starch (%) |
30.2 |
| Cyanogen (ppm) |
80-90 |
| Cooking quality |
Fair |
| MORPHOLOGICAL CHARACTERS |
| Plant type |
Tall, erect branching, stout stem |
| Mature stem colour |
Greyish Brown |
| Emerging leaf colour |
Purple |
| Leaf type |
Thick broad leaves with acuminate tip |
| Petiole colour |
Dark purple with green tinge |
| Flowering nature |
Shy flowering |
| Tuber shape |
Conical |
| Tuber skin colour |
Brown |
| Tuber rind colour |
Cream |
| Tuber flesh colour |
White |
| Presence of tuber neck |
Absent |
|
Reaction into major pests and diseases |
Cassava mosaic disease : Susceptible
Cercospora leaf spot : Field tolerant
Spider mite : Field resistant
Scale instant : Field resistant |
Areas for adoption |
Plains of Tamil Nadu |
Specific characteristics |
Ideal for cassava based industries due to higher tuber yield and higher extractable starch content |
Specific recommendation |
For irrigated crop: Basal dose NPK @30:60:75 kg ha-1
Top dressing N &K @30:75 kg ha-1
FYM @ 25 t ha-1 ; Spacing -90 cm X 90 cm
For rainfed crop: NPK @50:65:125 kg ha-1
FYM @12.5 t ha-1
Spacing 60 cm X 60 cm |
