vary seasonally

Listing 1 - 10 from 23 for vary seasonally

Ant Trails: A Key to Management with Baits
... Communication in the ants is based on chemical signals. These chemicals are called pheromones and vary from alarm and nestmate recognition, to the one we will focus on here, recruitment. ... however, the amount of each of these three dietary requirements necessary for optimal growth may vary seasonally. For example, "bait switching" is well documented in Pharaoh ants which have satisfied their ...
edis.ifas.ufl.edu

APGA | View Post
... Alexandria, Virginia, and includes a variety of cultivated gardens, demonstration plantings, and natural areas. Duties vary seasonally and may include assisting with: garden maintenance; visitor and member services, including the annual Member ...
www.aabga.org

OSU Nematode Testing Service
... Northwest conditions in soil type, climate, moisture, and a host of other factors. Nematode numbers vary seasonally (Ingham and Merrifield 1996). In many of these studies, the season at which samples ... in North America. 25 to 150/100 cc soil are considered damaging but can vary depending on soil texture, climate, and additional pathogens (Nyczepir and Halbrendt 1993). Pratylenchus penetrans: ...
www.bcc.orst.edu

OSU Nematode Testing Service
... other factors. Cultivars often vary in susceptibility to parasitic nematode damage and in the number of nematodes they will support. Numbers of most plant-parasitic nematodes vary seasonally. In many of these studies ... race 1 and race 2 isolates from Oregon, Washington, and Idaho on Red Cored Chantenay vary from < 0.01 to 10.7 (Mojtahedi et al. 1988b). Host status for unspecified races ...
www.bcc.orst.edu More from this site

California Backyard Orchard: Tree Selection
... with a bareroot tree from a quality nursery. Most nurseries are retail nurseries and seasonally purchase their bareroot selections from major nurseries or propagators specializing in tree fruits. December ... Water, nitrogen, and other practices can affect this process. Plant parts and their susceptibility vary: Opening flower buds are more susceptible than unopened buds Young fruit are more ...
homeorchard.ucdavis.edu

FLORA OF NORTH AMERICA - Volume 1, Chapter 1
... the earth slightly south of the high-altitude, high-velocity jet stream, and it migrates seasonally in relation with the latter. The jet stream thus represents an important element in the ... Shield and the Appalachians. It is oriented southwest to northeast and stretches 1500 km. Elevations vary from sea level to 150 m near the Frontenac Axis. The province consists of three ...
hua.huh.harvard.edu

Cycas siamensis
... . Seeds show limited and apparently variable development of fibrous layer within the sarcotesta. Plants vary in colour from white through yellow, orange to brown, depending on the colour of ... a wide range of associated trees such as Erythrina and Bombax. These woodlands are characteristically seasonally wet and dry with the monsoon weather patterns of the region, with particularly pronounced ...
plantnet.rbgsyd.nsw.gov.au

Orchids, orchid growing information, orchid care and orchid pictures - Bribie Island Orchid Society
... to 60 flowers per raceme. The flowers can be up to 5 cms across. Colours vary from the rare albino apple-green segments with a white labellum, to green with red ... Calanthe usually grow in the humus of woodlands, often in partial shade, & most frequently in seasonally moist spots. American Orchid Society Bulletin, April 1978 Committee News • Two new books have ...
www.bribieislandorchidsociety.com

Cycad International : Katherine NT Australia
... Cycas armstrongii Description Size US Price Single Trunks. Suited to tropical regions which have a seasonally dry climate. Plants will grow in full or filtered sun. Mature specimens transplant readily. ... for public landscapes in warm temperate, cooler sub-tropical and tropical to Equatorial areas. Prices vary by sizes and quantities bought. Please enquire. 2 cm $0.00 Macrozamia communis Description ...
www.cycadinternational.com.au

Freeze Damage in Woody Plant for Bonsai
... shown to survive hyrdostatic pressures of over 1000 atmospheres. The resistance to pressure stress varies seasonally and, believe it or not, has been shown to increase with cold hardening (Alexandrov 1964 ... ". But many growers don't seem to know or appreciate that. Killing Temperatures for Roots Vary by Species The temperatures at which roots are killed, while directionally higher than those for ...
www.evergreengardenworks.com

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