Studies on accumulation of active ingredients, N, P and K in Anemarrhena asphodeloides / 中国中药杂志
China Journal of Chinese Materia Medica
; (24): 1504-1507, 2007.
Article
in Zh
| WPRIM
| ID: wpr-287930
Responsible library:
WPRO
ABSTRACT
<p><b>OBJECTIVE</b>To study the accumulation of active ingredients, the absorption and transformation of N, P and K in Anemarrhena asphodeloides and provide basis for determination of the harvest time and fertilizing.</p><p><b>METHOD</b>Samples were collected in different phrases and the weight of dry matter, the content of N, P and K of different organs and the content of sarsasapogenin were determined.</p><p><b>RESULT</b>Absorption of N, P and K started by the root and rhizoma after July. At the end of August, the N and K of the aerial part transfered largely into rhizome. The content of sarsasapogenin in rhizome was the highest in early spring.</p><p><b>CONCLUSION</b>Additional fertilizer is helpful to increase the yield in July of the second year after the transplantation. The quality is the best when harvest in early spring.</p>
Full text:
1
Index:
WPRIM
Main subject:
Phosphorus
/
Plants, Medicinal
/
Potassium
/
Seasons
/
Spirostans
/
Pharmacokinetics
/
Plant Roots
/
Rhizome
/
Anemarrhena
/
Plant Components, Aerial
Language:
Zh
Journal:
China Journal of Chinese Materia Medica
Year:
2007
Type:
Article