DDT, Soil residues in mature pear orchards: … A Lake County survey
DDT accumulated over the past 20 years was detected in 22 of 23 pear orchard soils sampled in this Lake County survey. Two-thirds of the DDT was found in the top 6 inches of soil and 94% in the upper 12 inches of soil. Most pear roots in cultivated orchard soils are concentrated between the 1- and 4...
| 出版年: | California Agriculture |
|---|---|
| 主要な著者: | , |
| フォーマット: | 論文 |
| 言語: | 英語 |
| 出版事項: |
University of California Agriculture and Natural Resources
1966-06-01
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| オンライン･アクセス: | https://californiaagriculture.org/article/112859-ddt-soil-residues-in-mature-pear-orchards-a-lake-county-survey |