scholarly journals Exploring natural variation in sucrose metabolism to improve tomato growth and development at sub-optimal temperature

2020 ◽  
Author(s):  
Quy Dung Dinh
2020 ◽  
Author(s):  
Christopher Angell ◽  
Olivia Cook

In animals, the early-life environment influences growth and development, which can have lasting effects on life history and fitness into adulthood. We investigated patterns of growth, pupal development time, and their covariation, in wild antler fly larvae (Protopiophila litigata; Diptera: Piophilidae) of both sexes collected from three discarded moose antlers of varying size, chewing damage (used to infer relative age), and antler fly density. Males tended to be smaller and their pupation lasted longer than females. One of the antlers was highly attractive to adult antler flies, whereas the other two attracted few or none. Individuals from one antler of low attractiveness were smaller and took longer to eclose than individuals from either other antler, perhaps due to its high larval density. The relationship between body size and pupal development time also differed among antlers, being positively correlated in the most attractive antler and negatively correlated in the two other antlers.


1981 ◽  
Vol 29 (3) ◽  
pp. 179-188
Author(s):  
D. Klapwijk

Successive batches of tomato plants were raised throughout two years under ideal conditions in a glasshouse, and the intervals between sowing and the attainment of different stages in vegetative and reproductive growth were determined. The relationship between the season and the growing period was a simple one. There was a linear increase in the duration of the growing period between 21 September and 21 December, and a linear decrease between 21 December and 21 March. In the third season, from 21 March to 21 September, the growing period remained practically constant. The pattern of the relationship between the season and the growing period was maintained over a range of temperatures and light levels. Growth data from the literature for carnations, roses, radishes and lettuces under glass could be described in the same way. (Abstract retrieved from CAB Abstracts by CABI’s permission)


2010 ◽  
Vol 9 (6) ◽  
pp. 380-384 ◽  
Author(s):  
M. Takase ◽  
J.D. Owusu-Seky ◽  
L.K. Sam-Amoah

Horticulturae ◽  
2021 ◽  
Vol 7 (8) ◽  
pp. 223
Author(s):  
Weinan Xu ◽  
Pengju Wang ◽  
Luqiao Yuan ◽  
Xin Chen ◽  
Xiaohui Hu

The effect of application methods with different boron levels on the growth, fruit quality and flavor of tomato (Solanum lycopersicum L., cv. ‘Jinpeng No.1’) were investigated under greenhouse conditions. Seven treatments used included two application methods (leaf and root application) with four boron levels (0, 1.9, 3.8 and 5.7 mg∙L−1 H3BO3). Experimental outcomes revealed that both application methods significantly increased net photosynthetic rate and chlorophyll content, and stabilized leaf structure of tomato. Leaf spray of 1.9 mg∙L−1 H3BO3 was more effective at improving plant growth and photosynthetic indices in tomato compared to other treatments. Additionally, root application of 3.8 mg∙L−1 H3BO3 resulted in better comprehensive attributes of fruit quality and flavor than other treatments in terms of amounts of lycopene, β-carotene, soluble protein, the sugar/acid ratio and characteristic aromatic compounds in fruit. The appropriate application of boron can effectively improve the growth and development of tomato, and change the quality and flavor of fruit, two application methods with four boron levels had different effects on tomato.


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