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Record W4220758439 · doi:10.1201/9781003133254

Hydroponic Food Production

2022· book· fr· W4220758439 on OpenAlex

Why this work is in the frame

A frame that forgets how it found something cannot be audited. These are the routes that admitted this work.

aboutThe title or abstract carries a Canadian signal from the geographic lexicon.
no affNo Canadian affiliation: this work is invisible to an affiliation-only frame.
No Canadian affiliation. An affiliation-only frame, the usual design, would never have seen this work. It is one of the works that make the case for inverting the frame.

Bibliographic record

Venuenot available
Typebook
Languagefr
FieldAgricultural and Biological Sciences
TopicInnovations in Aquaponics and Hydroponics Systems
Canadian institutionsnot available
Fundersnot available
KeywordsProduction (economics)Environmental scienceEconomics

Abstract

fetched live from OpenAlex

The eighth edition of Hydroponic Food Production: A Definitive Guidebook for the Advanced Home Gardener and the Commercial Hydroponic Grower serves as a comprehensive guide to soilless culture (hydroponics) for hobby and commercial growers. Extensively updated from the seventh edition published in 2013, this bestseller is a "methods" book to show the reader how to set up a hydroponic operation with the options of using any of many hydroponic cultures presently used in the industry to grow vegetable crops. Written by Dr Howard M. Resh, a recognized authority worldwide on hydroponics, the book presents detailed information on hydroponic growing systems and features more than 600 photographs (200 in full color), drawings, and tables. New to this edition: Presents greenhouse environmental control systems and examples of sustainable greenhouse technology, and demonstrates uses of automation and robotics in harvesting, grading, and packing. Introduces indoor vertical farming, and vertical growing systems, as well as the expansion of tropical hydroponics and rooftop greenhouses. Provides information on automation in large-scale raft culture and nutrient film technique (NFT) operations in the growing of lettuce, leafy greens, and herbs. A new chapter 12 discusses control of environmental factors in greenhouses. It covers information on systems to regulate temperature, relative humidity, carbon dioxide enrichment, lighting, and fertigation with examples of sustainable greenhouse technology. This chapter demonstrates automation in the regulation of the greenhouse environment to crop production methods with emphasis on robotics in harvesting to transporting, grading, and packing equipment. The use of retractable roof structures in tropical, humid climates is an alternative for growing greenhouse crops. A new chapter 14 describes vertical indoor farming. It presents background information on early vertical greenhouses and sack culture systems to present vertical systems used by greenhouses and existing vertical greenhouses and future concepts. Vertical indoor farming reviews systems of vertical tiers of shelving growing lettuce, leafy greens, and herbs under LED lighting in large warehouses. The chapter exemplifies automation in these vertical farms with each specific system and it contains information on vertical growing in containers and/or modular units. Chapter 15 contains new information on tropical hydroponics describing hydroponics in Peru. Expansions of rooftop greenhouses with new locations in New York, Chicago, and Montreal display updated facilities and crops.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

Full frame distilled prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.

metaresearch head score (Codex)0.001
metaresearch head score (Gemma)0.000
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesMeta-epidemiology (narrow), Science and technology studies, Insufficient payload (model declined to judge)
Consensus categoriesInsufficient payload (model declined to judge)
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Not applicable · Consensus signal: none
GenreCandidate signal: Other · Consensus signal: Other
Teacher disagreement score0.904
Threshold uncertainty score1.000

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0010.000
Meta-epidemiology (narrow)0.0010.000
Meta-epidemiology (broad)0.0010.000
Bibliometrics0.0000.001
Science and technology studies0.0020.000
Scholarly communication0.0000.000
Open science0.0010.000
Research integrity0.0000.001
Insufficient payload (model declined to judge)0.0770.001

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.033
GPT teacher head0.226
Teacher spread0.193 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it