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Plant defence
Plant defence

... volatile compounds used in inter- and intra-plant communication, and for which Farmer (pages 854–856) coins the term 'automone'. But despite the similarities, these systems have evolved in directions and to levels of sophistication not seen in animals. A knowledge of plant defence strategies also ha ...
herbicide moa document - Oklahoma State University
herbicide moa document - Oklahoma State University

... sulfonyureas ranges from 1 month to 3 years. Their persistence in the soil is highly dependent on soil moisture and soil pH. Under high soil pH conditions (pH > 7) and low precipitation, many of the sulfonylurea herbicides can persist for several years. Crop safety can be jeopardized when the Sulfon ...
- Florabunda Seeds
- Florabunda Seeds

... garden shows and sharing gardening stories with you. We always love to hear from you, either in person, mail, e-mail or Facebook. Also, we received some beautiful photos from customers across the county. Some of which we posted on our Facebook Page. Be sure to have a look. This year was a banner yea ...
Obligate cremnophytes are exiled to life on a cliff and... habitat where there is no (or limited) disturbance by larger... CHAPTER 5
Obligate cremnophytes are exiled to life on a cliff and... habitat where there is no (or limited) disturbance by larger... CHAPTER 5

... Seed is described by Kesseler & Stuppy (2006) as ‘A major keystone in the evolution of land plants, the first seeds appeared some 360 million years ago. Since then they have developed into highly sophisticated propagules that enable seed plants to dominate the earth’s surface and conquer almost ever ...
Safe Movement of Small Fruit Germplasm
Safe Movement of Small Fruit Germplasm

... Many of the pathogens found in small fruit species are latent and cannot be detected by visual assessment. It is essential that all material, including plants derived from tissue culture, be extensively tested. To optimize the sensitivity of the biological tests, donor source plants and indicator pl ...
Multicellular behaviour and production of a wide variety of toxic
Multicellular behaviour and production of a wide variety of toxic

... the best known member of this group, is the most powerful biosurfactant ever discovered — a 20 μM solution decreases the surface tension of water from 72 to 27 mN  m–1 (Carrillo et al., 2003). For a long time a surfactin was the only lipopeptide with a proven surfactant capacity. Main producers incl ...
Getting a Handle on Broom
Getting a Handle on Broom

... Brooms grow rapidly and form dense stands that are inaccessible to and unpalatable to wildlife. The dense stems make regeneration of most other species difficult or impossible, and they also create a dangerous fire hazard. As plants grow, the inner stems die back, providing a highly flammable fuel. ...
Review Article - WebmedCentral.com
Review Article - WebmedCentral.com

... focus of medicine shifts from treatment of manifest disease to prevention, herbal medicine (with its four pillars of phytochemistry, phytopharmacy, phytopharmacology and phytotherapy) has come into consideration, being a renaissance of age-old human tradition (Weiss and Fintelmann, 2000). The ‘Green ...
Downy brome (cheatgrass) - Colorado Parks and Wildlife
Downy brome (cheatgrass) - Colorado Parks and Wildlife

... During ripening downy brome flowers turn purple and then brown as they mature. Once the seeds have matured, plants dry and become flammable. There is a correlation between plant color and moisture status during the drying process (FEIS 1996). Downy brome passes from green (>100% moisture content), t ...
Regulation of Photosynthesis in plants under abiotic stress A thesis
Regulation of Photosynthesis in plants under abiotic stress A thesis

... The effects of salinity on the regulation of electron transport through Photosystem I and Photosystem II have been studied in two rice varieties from Sri Lanka. The regulation of photosynthesis in the salt-tolerant At-354 is more prominent than in the salt-sensitive Bg-352 when plants are exposed to ...
Comptonia peregrina - Northern Research Station
Comptonia peregrina - Northern Research Station

... Tredici and Torrey 1976). Seeds do not germinate readily but can remain viable (for as long as 70 years) buried in the soil (Del Tredici 1977). Sweet fern seeds are in deep primary dormancy when they are shed from the plant and become incorporated into the soil (Dow and Schwintzer 1999). They enter ...
Lotus Plant Study
Lotus Plant Study

... hollow but extremely tough on the outside, with small, rather pointed “dots” along the entire length of the stem. The leaves and flowers are borne high above the water’s surface, unlike those of the water lily, which float directly on the surface of the water. Initially, the leaves and flower buds a ...
the wild edible series
the wild edible series

... spring well into the fall. Throughout it's life span, this annual has leaves with a mild flavor making it a versatile culinary element--from smoothies to sautés. It can be used in an cooking anywhere in place of spinach. And you are not trading down nutritionally, as it is high in Vitamins A and C. ...
BIOL 202 Principles of Biology II: Unit 1 Learning Objectives
BIOL 202 Principles of Biology II: Unit 1 Learning Objectives

... 15. Differentiate between stages of animal food processing and adaptations for food processing. 16. Differentiate between gastrovascular cavities and circulatory system strategies of vertebrates. 17. Identify components a vertebrate cardiovascular systems, matching anatomical structures with their f ...
Greenhouse - OHP, Inc.
Greenhouse - OHP, Inc.

... Fungus gnat adults are small midge–like flies that cause no direct plant damage. However, the larvae can feed on roots or root hairs, stunting or killing young plants. Fungus gnats have been associated with several plant pathogens. Larval feeding damage may provide an entry point for plant pathogens ...
The Biology and Ecology of Carnations November 2006
The Biology and Ecology of Carnations November 2006

... Carnations are exotic to Australia but have been grown commercially as a flower crop since 1954. In 2006, the carnation industry produced approximately 140 million cut-flowers per annum across a total of 100 ha in Victoria, South Australia, Western Australia, and New South Wales. Victoria is the lar ...
PHYTOCHEMICAL COMPOSITION AND IN VITRO ANTIMICROBIAL ACTIVITY OF METHANOLIC
PHYTOCHEMICAL COMPOSITION AND IN VITRO ANTIMICROBIAL ACTIVITY OF METHANOLIC

... tree because of its spiky inflorescence that resembles a bottle brush. The inflorescence is crimson in color and cylindrical, and flowers are borne in spring and summer. The plant has been used by tribal communities of India for the treatment of gastrointestinal disorders, pain, and infectious disea ...
Document
Document

... appeared to benefit mealy- bugs by deterring natural enemies, but thought that, overall, the predatory nature of ants made them beneficial to pineapple growers. Therefore, he did not recommend ant control. A series of experiments led him to change his mind. Illingworth (1931) demonstrated that ants ...
Long distance transport of thiamine (vitamin B1
Long distance transport of thiamine (vitamin B1

... as well as the Put/Spd/Spm precursor Agm. All of these compounds could be detected in phloem ...
Plant nutrition, transport and adaptation to stress
Plant nutrition, transport and adaptation to stress

... Nutrition of plants (cont.) • Plants obtain essential nutrients from the soil, which is formed from the weathering of underlying rocks • However, such nutrients may also be obtained from the decomposition of dead plant and animal matter by the action of bacteria and fungi • Nutrients move in cycles ...
Leaf colour patterns, vegetative and sexual reproduction of Episcia
Leaf colour patterns, vegetative and sexual reproduction of Episcia

... Episcia lilacina is a low, stoloniferous, terrestrial herb. Vegetative propagation via stolons is an effective strategy to expand the habitat. On average, the stolons of Episcia lilacina grow 6.5 mm per day. Over the time of 80 days a plant can spread over an area of about one square meter. The colo ...
Gene  expression  and  plant  performance ... Nicotiana  tabacum abiotic stress.
Gene expression and plant performance ... Nicotiana tabacum abiotic stress.

... interest to a plant genome, have been widely used both for introduction of desirable traits to plants and for a basic molecular biology study of gene function. A siginificant number of plants that have been transformed with stress tolerance genes have been generated. Evidences, however, suggest that ...
Crop Profile for Sunflower in Kansas
Crop Profile for Sunflower in Kansas

... florets for the first 4 to 5 days after hatching. Subsequently, larvae tunnel into sunflower seeds and other ...
Wildflowers of Sycamore Grove Park
Wildflowers of Sycamore Grove Park

... It is a ball of flat, white papery pappus on maturing seeds. Compare with the seed head of a dandelion. Both are wind dispersed. ...
traditional uses, medicinal and phytopharmacological
traditional uses, medicinal and phytopharmacological

... powder and pippali (1:1) with honey) is the best medication for malarial fever. The combination of its roasted seeds powder, pippali (1:1) is given with honey, approximately 0.5 gm., three times a day for 34 days duration. Another combination recommended for malaria is the powders of marica and lata ...
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Plant physiology



Plant physiology is a subdiscipline of botany concerned with the functioning, or physiology, of plants. Closely related fields include plant morphology (structure of plants), plant ecology (interactions with the environment), phytochemistry (biochemistry of plants), cell biology, genetics, biophysics and molecular biology.Fundamental processes such as photosynthesis, respiration, plant nutrition, plant hormone functions, tropisms, nastic movements, photoperiodism, photomorphogenesis, circadian rhythms, environmental stress physiology, seed germination, dormancy and stomata function and transpiration, both parts of plant water relations, are studied by plant physiologists.
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