ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] For the granting of such a certificate it is desirable to take a composite soil sample, mix it thoroughly, and recover any cysts contained in a weighed sub-sample. At present, a sub-sample of 200 gm. is frequently used. The numbers of cysts in unit weights of mixed soil are distributed in the ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/167368c0
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