Gum yield as affected by capsule age, firmness, gum collecting methods, and phenotypes in opium poppy

HortScience

Volumn 31, Issue 7, 1996, Pages 1156-1159

  Acock, Mary C ^a   Wang, Zhongchun ^a   Acock, Basil ^a   Jones, Robert ^a  

^a AGRICULTURAL RESEARCH SERVICE   (United States)

Author keywords

opium poppy; yield

Indexed keywords

PAPAVER; PAPAVER SOMNIFERUM;

EID: 0030424365     PISSN: 00185345     EISSN: None     Source Type: Journal    
DOI: 10.21273/hortsci.31.7.1156     Document Type: Article

References (9)

1. Annett, H. E. 1920. Factors influencing alkaloidal content and yield of latex in the opium poppy (Papaver somniferum). Memoirs Dept. Agr. India 5:619-636.
2. Bunting, E.S. 1963. Changes in the capsule of Papaver somniferum between flowering and maturity. Ann. Appl. Biol. 51:459-471.
3. Gupta, R. 1984. Improved production methods for opium poppy. Indian Hort. 28:9-26.
4. Jain, P.M., B.L. Gaur, and P.C. Gupta. 1990. Response of opium poppy varieties to nitrogen. Indian J. Agron. 35:243-245.
5. Nigam, K.B. and G.S. Rawat. 1984. Stability of performance of opium-poppy varieties over years. Indian J. Agr. Sci. 54:771-773.
6. Sethi, K.L., R.L. Sapra, R. Gupta, K.S. Dhindsa, and N.K. Sangwan. 1990. Performance of poppy cultivars in relation to seed, oil and latex yields under different environments. J. Sci. Food Agr. 52:309-313.
7. Timm, E.J., P.R. Armstrong, G.K. Brown, and R.M. Beaudry. 1993. A portable instrument for measuring firmness of cherries and berries. Amer. Soc. Agr. Eng., Paper No. 93-6539.
8. Turkhede, B.B. and R. Singh. 1981. Effect of number and methods of lancing on yield and quality of opium poppy. Indian J. Agron. 26:461-462.
9. U.S. Department of Agriculture. 1992. Thailand opium yield project (1991-1992). U.S. Dept. Agr., Agr. Res. Serv., Systems Res. Lab.