Zobrazeno 1 - 9
of 9
pro vyhledávání: '"Josée Charbonneau"'
Publikováno v:
Canadian Journal of Nonprofit and Social Economy Research, Vol 12, Iss 2 (2021)
Les petites et moyennes entreprises (PME) représentent la très grande majorité du tissu économique québécois. Des études récentes soulignent l’importance d’assurer la succession de ces PME dans les années à venir. L’option c
Externí odkaz:
https://doaj.org/article/1d7dfcaf9296480ea6cb8f2902975ecf
Publikováno v:
Journal of Herbs, Spices & Medicinal Plants. 3:3-15
Horehound plants were grown under 3 levels of aupplemental photosynthetic photon flux (PPF) (0, 50, and 100 μmol m-2s-1) and 2 irrigation regimes (continuous and intermittent) to determine if supplemental light and irrigation with constant fertiliza
Publikováno v:
HortScience. 29:1285-1289
`Karlo' and `Rosana', two Boston-type lettuce (Lactuca sativa L.) cultivars, were subjected to various light treatments in greenhouses equipped with one of two propane heating systems. Photoperiods of 16, 20, 24, or 24 hours for 2 weeks after transpl
Publikováno v:
Canadian Journal of Plant Science. 73:577-585
This study reports on in situ gas-exchange measurements in tomatoes grown under a sequential intercropping system with supplemental lighting provided by high-pressure sodium-vapour lamps. A supplemental photosynthetic photon flux (PPF) of 150 μmol m
Publikováno v:
Canadian Journal of Plant Science. 71:587-594
The young plants of three cultivars of green pepper were subjected to four lighting systems: (1) natural lighting, (2) 75 μmol m−2 s−1 of supplementary lighting (HPS lamps) for a photoperiod of 16 h, (3) 125 μmol m−2 s−1 of supplementary li
Autor:
Jacques Blain, Josée Charbonneau, Léon-Étienne Parent, André Gosselin, Rock Ouimet, Pierre Joyal
Publikováno v:
Canadian Journal of Plant Science. 70:585-590
A large-fruited greenhouse tomato cultivar (Lycopersicon esculentum Mill. ’Dombello’) was grown in 12-, 24- and 36-L bags containing three types of peat:perlite substrates (85:15, 70:30 and 55:45, vol:vol). The control consisted of 36-L bags cont
Publikováno v:
HortScience. 27:641c-641
The objective of the experiments was to compare the performance of metal halide (MH) and high-pressure sodium (HPS) lamps on growth and yield of vegetables. Four experiments with lettuce were carried out. The lettuce grown under HPS lamps had a head
Publikováno v:
HortScience. 25:1152b-1152
Two cultivars (Karlo and Rosanna) of greenhouse lettuce were grown under different photosynthetic photon fluxes (PPF) and photoperiods provided by 400-W high–pressure sodium lamps. Natural light was compared to suppletmental lighting treatments pro
Publikováno v:
Canadian Journal of Plant Science. 68:267-276
Tomato plants (Lycopersicon esculentum Mill. ’Vendor’ and ’Carmelo’) were cultivated under different electric conductivities (2, 4 and 6 mS cm−1) of a continuously or intermittently supplied nutrient solution. The plants were grown in an NF