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Displaying 41-60 of 115 results
Article

Plant Disease

Plant disease can decrease the economic, aesthetic and biological value of all kinds of plants. Plant pathology (phytopathology) is the study of the nature, causes, prevention and socioeconomic aspects of plant diseases.

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Radish

Radish (Raphanus sativus) is a hardy annual or biennial vegetable belonging to the Cruciferae family. Roots are mostly rounded with a red exterior and white, acrid flesh.

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Rat Control in Alberta

Rat control in Alberta is administered and co-ordinated by Alberta Agriculture and Food. It was established in 1950 to keep Alberta free of Norway rats (seeRAT), which were introduced to the east coast of North America in 1775

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Wheat

Wheat is the common name for members of genus Triticum of the grass family (Gramineae) and for the cereal grains produced by these grasses.

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Cultivated Rose

Roses have been cultivated from very early times, but little is known of their origin. The hybrid tea rose, the most popular of modern garden roses, was introduced worldwide in 1867.

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Rutabaga

Rutabaga (Brassica napus, Napobrassica Group), herbaceous biennial vegetable belonging to the Cruciferae family and grown as a root crop in all provinces.

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Rhubarb

Rhubarb (genus Rheum) is a common name for about 50 species of cool-season herbaceous perennial plants belonging to the buckwheat family and originating in central Asia.

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Tantramar Marsh

The Tantramar marsh is one of four saltwater tidal marshes covering 20,230 ha on the narrow Chignecto Isthmus that connects New Brunswick and Nova Scotia.

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Soil

Soil is the thin, fragile surface layer of Earth. It is a dynamic, loose and porous body of variable thickness (between a few centimetres and a few metres). Soil is formed by continuous transformations of rock or deposit through physical, chemical and biological processes. It is one of the two main components of Earth — the other being oceans — in which life is particularly active. Soil is the source and site of many human activities, and human life greatly depends on it. In Canada, agricultural, environmental and natural-resource scientists are at the forefront of research on soil.

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Soybean

Soybean (Glycine max) is a herbaceous annual belonging to the legume family, grown as an oilseed crop in Canada.

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Tobacco

Tobacco (Nicotiana tabacum) is an annual (potentially perennial) herbaceous plant of the nightshade family.

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Tobacco-Products Industry

Although Canada's tobacco industry has developed largely during this century, tobacco growing goes back to early colonial days, when settlers around the St Lawrence River adopted the smoking customs of aboriginal peoples. French settlers began by copying the agricultural model set by the Indians.

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Turnip

Turnip (Brassica rapa, Rapifera Group), biennial vegetable belonging to the Cruciferae family and grown in all provinces as a root crop.

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Triticale

Triticale (Triticosecale Wittmack), the first man-made crop species, is initially produced by crossing wheat (genus Triticum) with rye (Secale), and resembles wheat.

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Vegetable

A vegetable is a herbaceous plant of which all or a part is eaten, raw or cooked. Vegetables are a valuable source of protein, vitamins, minerals, trace elements and fibre. All vegetables are high in carbohydrates, which contribute to their unique taste.

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Pea

Some pea cultivars are grown in gardens for their tender green pods as VEGETABLES, which are harvested at their early stage of development, and eaten raw or cooked. They are known as snowpeas, sugar peas or snap peas. In parts of Asia and Africa, tender pea foliage is harvested as vegetable.

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Soil Science

Soil science is the science that deals with soils as a natural resource. Studies focus on soil formation, classification and mapping, and the physical, chemical and biological properties and fertility of soils as such and in relation to their management for crop production.

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Sweet Corn

Sweet corn (Zea mays var. saccharata or rugosa) is an annual vegetable of the grass family.

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Cranberry

​Cranberries are tart, red berries. In Canada, most commercial production is in British Columbia and Québec.