Deficiency Symptoms Or The Langauge Of Plants
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✎ Suggest a correctionShows the need for the techniques of frequent and careful inspection of plants and soils. Points out the loss in plant appearance, growth and crop production by soil deficiencies or hunger signs.
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- A-V Online (National Information Center for Educational Media). CD-ROM database of educational and documentary media, compiled and maintained by the National Information Center for Educational Media (NICEM). — title, creator, length, format, sound, description
- 16mm Filmography (legacy record) — catalog record
Original permalink · Record added 2023-02-27 02:12:02 · Suggest a correction