scholarly journals Predatory potential against Thrips palmi Karny of some native phytoseiid mites (Acari: Phytoseiidae) occurring on greenhouse vegetable crops in Kochi prefecture, Japan.

2008 ◽  
Vol 17 (1) ◽  
pp. 29-35 ◽  
Author(s):  
Kazuhiro KOMI ◽  
Ryo ARAKAWA ◽  
Hiroshi AMANO
Pedosphere ◽  
2008 ◽  
Vol 18 (4) ◽  
pp. 496-502 ◽  
Author(s):  
Zhao-Hui LIU ◽  
Li-Hua JIANG ◽  
Xiao-Lin LI ◽  
R. HÄRDTER ◽  
Wen-Jun ZHANG ◽  
...  

1991 ◽  
Vol 71 (3) ◽  
pp. 887-914 ◽  
Author(s):  
J. L. Shipp ◽  
G. J. Boland ◽  
L. A. Shaw

Disease and arthropod pests are a continual problem for greenhouse vegetable production. These problems range from minor infestations to major disease or arthropod pest outbreaks that can destroy an entire crop. In Ontario, in the past, the major management strategy was pesticide control. However, many plant pathogen, insect and mite pests are resistant to registered pesticides and few new pesticides are being developed. Alternative control strategies exist or are being developed for most major pests. This review describes the current status of pesticide, cultural and biological control of disease and arthropod pests of greenhouse vegetables in Ontario and discusses the future possibilities for the integration of pest management practices utilizing plant resistance, nutrition, environment and biological control agents into an expert system approach. Key words: Vegetable (greenhouse) crops, integrated pest management


2021 ◽  
Author(s):  
Lynette Morgan

Abstract Soilless cultivation involves growing plants in containers, beds, trays, chambers or channels of a liquid or solid soilless medium. Soilless culture encompasses a wide range of horticultural production methods. These range from potted nursery crops in solid substrates or drip-irrigated greenhouse vegetable crops, to water culture methods. The latter is true 'hydroponics'. In modern times, hydroponics has become the term used to cover many forms of soilless production, both where a solid medium is used to support the plant and where only solution culture is employed.


2010 ◽  
pp. 1-39
Author(s):  
A. P. Papadopoulos ◽  
S. Pararajasingham ◽  
J. L. Shipp ◽  
W. R. Jarvis ◽  
T. J. Jewett ◽  
...  

1989 ◽  
Vol 69 (4) ◽  
pp. 1309-1326 ◽  
Author(s):  
D. L. EHRET ◽  
J. M. MOLNAR ◽  
P. A. JOLLIFFE

At temperate latitudes, growth of greenhouse vegetable crops is well correlated with seasonal shifts in irradiance, which constrains annual production schedules and productivity. Although supplemental lighting would appear to be a potentially useful means of extending seasonal limits, current use of supplemental lighting is largely restricted to propagation and transplant production. Information is scarce concerning the use of supplemental lighting during the main crop growth period. Yield data from trials with lettuce, cucumber, tomato and pepper grown under supplemental lighting are promising, but more information on product quality is needed. Adequate guidelines for the suitable timing, irradiance, spectral energy distribution and seasonal use of supplemental lighting are not yet in place for producing crops, and need to be developed in conjunction with other cultural factors. Supplemental lighting increases the effectiveness of greenhouse carbon dioxide enrichment, but may necessitate adjustments in nutrient and climate management in the greenhouse.Key words: Greenhouse, lighting, vegetables, season extension


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