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The environmental horticulture or “green” industry encompasses a wide range of businesses, including wholesale nursery and greenhouse producers, lawn and garden supply and equipment manufacturing, landscape design, installation and maintenance

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in the recent decades ( Janick et al., 1996 ). Specialty crops are defined as fruits and vegetables, tree nuts, dried fruits, horticulture, and nursery crops including floriculture. The value of specialty crop production in the United States accounted

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The clone is one of the basic categories of cultivar (4) with extremely important applications in horticulture. “Cloning” can be defined as the vegetative regeneration of a single genotype as represented by a single plant, single growing point, single meristem, or single explant. More recently this term has been expanded to cover regeneration of a fragment of a chromosome or gene. Cloning is a powerful procedure both as a plant selection tool for breeding and as a plant propagation tool for reproduction. This paper focuses attention on the opportunities and problems in propagation as it relates to horticulture.

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New Zealand horticultural exports expanded rapidly during 1970-1990. These increases did not occur without some difficulties. Details of the export expansion including main products and major markets (such as the U. S. and Pacific Rim Countries) will be discussed. Key factors such as: 1) marketing strategies of the past, present, and future; 2) the impact of new marketing technology; and 3) importance of New Zealand image will be detailed. The role of education and technology and the skill level of New Zealand horticulture will be reviewed. This will include the New Zealand tertiary education system as well as relevant examples of how universities can assist.

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including the Internet, magazines, and courses at nurseries and botanic gardens. There is little documentation on this form of horticulture education.” More research needs to be done to improve education programs at public gardens. Focusing on evaluation is

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.L. 1954 Solution-culture studies of nitrite toxicity to plants Soil Sci. Soc. Amer. J. 18 3 305 308 Brechner, M. Both, A.J. Staff, C.E.A. 1996 Hydroponic lettuce handbook Cornell University Controlled Environment Horticulture Program, Ithaca

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mulch) plots, although the best control was achieved when a herbicide (S-ethyl dipropylthiocarbamate) was applied in combination with mulch. Organic mulches have been shown to prevent weed germination and growth in a variety of other horticultural

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Horticultural Reviews, Volume 23. Jules Janick (ed.). 1999. John Wiley & Sons, Inc., 605 Third Ave., New York, NY 10158-0012. 366 p. $145.00, hardcover. ISBN 0471254452.

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gather a large variety of responses. Questions were reviewed for validity by horticultural researchers experienced in qualitative survey construction and administration. The survey instrument consisted of 10 questions within four different sections. The

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These are days of questioning, of legitimizing, of considering alternatives, of adjustment. The signs of inquiry and concern about priorities are everywhere as our colleagues talk about a Rip Van Winkle Society and as environmentalists parade as experts on everything from horticultural crops to sociology.

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