Results 61 to 70 of about 79,904 (348)

Effect of stocking density on mortality rate, physiological status and nutrient contents of Chinese mitten crab Eriocheir sinensis during overwintering cultivation

open access: yes, 2020
The Chinese mitten crab, Eriocheir sinensis (H. Milne Edwards), is an important economic aquaculture species in China. It is very popular within Chinese consumers for the abundant nutrition and delicious taste.
Dai Fei   +11 more
semanticscholar   +1 more source

Supercooling in Overwintering Azalea Flower Buds [PDF]

open access: yesPlant Physiology, 1974
Differential thermal analysis and nuclear magnetic resonance spectroscopy experiments on whole flower buds and excised floral primordia of azalea (Rhododendron kosterianum, Schneid.) proved that supercooling is the mode of freezing resistance (avoidance) of azalea flower primordia.
M F, George, M J, Burke, C J, Weiser
openaire   +2 more sources

Towards Water, Food and Energy Security: The Global Challenges and Possible Solutions for a Holistic Vision of Sustainability

open access: yesIrrigation and Drainage, EarlyView.
ABSTRACT This invited paper gives an overview of the challenges the world is facing and offers a possible solution for water and food security within the holistic integrated concept of the water–energy–food (WEF) nexus. The paper summarizes the experience the author gained through working on various research projects at national and international ...
Ragab Ragab
wiley   +1 more source

Transcriptomic and Metabolomic Data Reveal the Key Metabolic Pathways Affecting Streltzoviella insularis (Staudinger) (Lepidoptera: Cossidae) Larvae During Overwintering

open access: yesFrontiers in Physiology, 2021
Streltzoviella insularis (Staudinger) (Lepidoptera: Cossidae) is a woodboring insect feeding on Fraxinus pennsylvanica, Sophora japonica, and Ginkgo biloba, as well as many other species used for urban greening and plain afforestation in northern China ...
Jiahe Pei   +3 more
doaj   +1 more source

Overwintering and regrowth of Sonchus arvensis roots in Finland as affected by fragmentation and burial in three different soil types [PDF]

open access: yes, 2007
In this study the effect of root fragmentation, burial depth and soil type on overwintering and regrowth of Sonchus arvensis L.
Salonen, J., Vanhala, P.
core  

Dytiscidae and Noteridae of Wisconsin (Coleoptera). VI. Distribution, Habitat, Life Cycle, and Identification of Species of \u3ci\u3eHydroporus\u3c/i\u3e Clairville Sensu Lato (Hydroporinae) [PDF]

open access: yes, 2017
Thirty-four species of Hydroporus s.l. were collected in Wisconsin over the past 32 years, including 20 of Hydroporus s.s., 7 of Neoporus, 4 of Hydroporus oblitus-group, 2 of Heterosternuta, and 1 of Sanfilippodytes.
Hilsenhoff, William L
core   +2 more sources

The Economics of Honey Bee (Hymenoptera: Apidae) Management and Overwintering Strategies for Colonies Used to Pollinate Almonds

open access: yesJournal of Economic Entomology, 2019
Commercial honey bee (Apis mellifera L.) colonies significantly contribute to agricultural productivity through crop pollination. Almond production requires the most colonies because there are more than a million acres of orchards that require cross ...
G. DeGrandi-Hoffman   +4 more
semanticscholar   +1 more source

Nutritional and reproductive dynamics of moose near their southern range limit

open access: yesThe Journal of Wildlife Management, EarlyView.
Though southern moose (Alces alces) had relatively low seasonal fluctuations in body fat, their condition was positively associated with pregnancy and adult survival but did not influence recruitment of young. We demonstrated clear signs of nutritional limitation and unexpected patterns of reproductive performance that may be unique to moose living at ...
Alexander B. May   +5 more
wiley   +1 more source

Overwintering Habits of the Social Wasp, Parapolybia crocea Saito-Morooka, Nguyen & Kojima, 2015 (Vespidae: Polistinae: Ropalidiini)

open access: yesSociobiology
Overwintering behavior and relatedness between females within an overwintering cluster of social wasps, Parapolybia crocea, were examined. The overwintering cluster consisted of both related and unrelated females, including gynes and workers.
Fuki Morooka
doaj   +1 more source

Overwintering of Tomato Mosaic [PDF]

open access: yesBotanical Gazette, 1922
1. Tomato mosaic may be carried over winter in hothouse tomato crops, but this does not account for the great bulk of mosaic infection in the canning crop. 2. In a total of 22,944 tomato plants grown from seed from mosaic plants, no evidence of seed transmission of the disease was obtained. 3. The mosaic disease has been found occurring in the field on
Max W. Gardner, James B. Kendrick
openaire   +1 more source

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