Listing 11 - 20 from 391 for insects generally
Larix lyallii Parl
... and Topography Although soil development in alpine larch stands varies, most soils are immature. Generally alpine larch sites have undergone intense alpine glaciation during the Pleistocene and have ... trunks. This fungus is evidently the source of most heart rot. Other diseases and insects generally cause little damage to alpine larch. Needle blight fungi, Sarcotrochila alpina, has severely ...
www.na.fs.fed.us
Vivi's Orchid Corner - SCALES - July 2000
... of a psuedobulb. Scale insects attack plants by attaching themselves with their long stylets or proboscis and feeding on plant nutrients. Scales are generally known as sucking insects. After attaching themselves ... to contain your infected plants to one area to help reduce the risk of spreading. Insects generally are more active in warmer months. Carefully inspect any new plants you purchase and ...
www.netmar.com
botanical.com - A Modern Herbal | Angelica - Herb Profile and Information
... suitable soil and situation when grown for its use commercially. Insects and garden pests do not attack the plant with much ... is largely used in the preparation of preserved fruits and 'confitures' generally, and is also used as an aromatic garnish by confectioners. ... it causes an increase of sugar in the urine. It is generally used as a stimulating expectorant, combined with other expectorants the ...
botanical.com
botanical.com - A Modern Herbal | Barberry, Common - Herb Profile and Information
... in some parts of England, though a doubtful native in Scotland and Ireland. It is generally distributed over the greater part of Europe, Northern Africa and temperate Asia. As an ornamental ... show remarkable sensibility when touched springing and taking a position closely applied to the pistil. Insects of various kinds are exceedingly fond of the Barberry flower. Linnaeus observed that when bees ...
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Plant Pathology Glossary
... of elongate, tubular cells aligned perpendicular to the leaf surface. Palisade parenchyma cells generally contain an abundance of chloroplasts. - Spongy parenchyma: the tissue typically found between ... (phytoalexins are antimicrobial). Phytoplasmas phloem-dwelling prokaryotic microorganisms, transmitted by phloem-feeding insects. Powdery Mildew White powdery 'bloom' on the plant surface caused by the ...
bugs.bio.usyd.edu.au
Plant Pathology: Disease Management: Cultural Management Practices
... is to reduce weeds, but it can also reduce the number of fungal propagules, insects and nematodes in the soil. While flooding can aid the destruction of crop debris ... disease. The mechanisms through which phosphorous influences plant disease are not well understood. Potassium generally inhibits disease development, counteracts some of the disadvantages of nitrogen fertilisers, and promotes the ...
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June 2003 Newsletter
... irregular nouns have the decency not to end in an "s". Thrips are relatively primitive insects, having incomplete metamorphosis and rasping-sucking mouthparts. Adult thrips have strange, feather-like wings ... Soft, bluish gray leaves. Buds are long and graceful, with long sepals. The bushes are generally quite large (average 7’ tall). Somewhat shade tolerant. Colors range from white through light ...
carolinadistrict.org
Companions that Attract Beneficial Insects
... Generally Attract Beneficial Insects Anise Attracts beneficial insects and repels pests Basil Attracts butterflies & beneficial insects Borage Attracts Bees Caraway Attracts beneficial insects Catnip Attracts birds & bees for pollination Coriander Attracts beneficial insects ...
www.gardensablaze.com
Organic Gardening - Insect Pest Control - The Helpful Gardener
... generally effective. One of the simplest pest control devices is a barrier. By covering a row of crop with a light netting (which allows the sunlight to come through) flying unwanted insects are effectively kept away from the plants. These are generally used for food crops. Cabbage can be protected from flea beetles ...
www.helpfulgardener.com
Gleditsia triacanthos L
... shoot growth. When hardwood cuttings for propagation are taken from this thornless area, the scions generally remain thornless (6). Tree breeders can control the sex of scions from honeylocust by ... thornless varieties, there has been a corresponding increase in the kinds and numbers of attacking insects. Generally, insect attacks are not fatal but they do weaken the tree and retard growth. ...
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