poverty. 2. Varieties: Potato is scientifically called as “Solanum tuberosum”. Other local names include “Kewa” in Dzongkha‚ “Zogtang” in Sharshpkha and “Alu” in Lotshamkha. The word potato may refer to the plant itself as well as the edible tuber. The crop is capable of providing more nutritious food from less land in less time. Potato is short duration crop that can be planted and harvested as per the requirement of
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Introduction In this experiment I am going to investigate the effect of varying concentration of a differing glucose solution on the amount of osmotic activity‚ between the solution and a potato tuber of a given size. The purpose of this experiment is to demonstrate how living cells rely on osmosis‚ the diffusion of water. Osmosis is the movement of water molecules (H20) from a region in which they are highly concentrated to a region in
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Madrid‚ Spain Key words: BAHD feruloyl acyltransferases‚ ferulate‚ periderm‚ potato tuber skin‚ suberin‚ suberized tissues‚ wax Abbreviations: TEM‚ transmission electron microscope; SEM‚ scanning electron microscope; FHT‚ ω-hydroxyacid/fatty alcohol hydroxycinnamoyl transferase; GPAT5‚ glycerol phosphate acyltransferase 5 and to restrict infection. Suberization takes place on the periderm of stems‚ roots and tubers and in a variety of other barrier layers‚ such as the root endodermis or the seed coat
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height‚ foliage coverage‚ number of main stem per hill‚ days required for 80% maturity of the crop‚ fresh weight of haulm (g/hill)‚ number of tubers per hill‚ weight of tubers per hill‚ total yield of tubers per hectare and yield of seed and non-seed tubers per hectare. Application of 254.0 kg N/ha gave the highest yield of tubers (24.33 t/ha) and seed tubers (19.14 t/ha). INTRODUCTION Potato (Solanum tuberosum L.) is one of the most important non-cereal food crops and regarded as a staple food
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5 and 0.6M solutions. The hypothesis was supported by the data obtained because it stated that the potatoes’ tubers’ tissue would loose more weight the higher the solute factor in the outside solution. When the potato tubers’ where placed in high-‐in-‐solute solutions it dehydrated the the potatoes tissue making it loose weight. The water
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white potato is referred to as the "Irish potato" because it is associated with the potato famine in Ireland in the 19th century. Potatoes are not roots but specialized underground storage stems called "tubers." Maximal tuber formation occurs at soil temperatures between 60° and 70°F. The tubers fail to form when the soil temperature reaches 80°F. Potatoes withstand light frosts in the spring and can be grown throughout most of the country in the cooler part of the growing season‚ but they prefer
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in weight of potato tubers‚ this was conducted in order to explore the process of diffusion and osmosis and more importantly to investigate the question of “Does different concentrations of sucrose solutions have an effect on the final weight for the potato tubers?” In this experiment we estimated the osmolarity of potato tuber cores by submersing different potato cores into sucrose solutions of 0.0-0.6M‚ and weighing the potato. The results showed the weight of the potato tubers had the highest percent
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BIBLIOGRPAHY……………………………………………………….….……VIII RESEARCH The potato is a starchy‚ tuberous crop from the perennial Solanum tuberosum of the Solanaceae family (also known as the nightshades). The word may refer to the plant itself as well as the edible tuber. In the region of the Andes‚ there are some other closely related cultivated potato species. Potatoes were introduced outside the Andes region four centuries ago‚ and have become an integral part of much of the world’s cuisine. It is the world’s fourth-largest
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BRINE SHRIMP LETHALITY ASSAY OF BAAY (Dioscorea hispida) LEAVES‚ STEMS‚ AND TUBERS Rhea Cris Castillo‚ Ivan Dano‚ Eugene Manulat‚ Kc Reyna‚ Elaine Sansait‚ and Arnel Tatoy Graduate Studies‚ Philippine Normal University- Mindanao Campus‚ Prosperidad‚ Agusan del Sur‚ Philippines Abstract The present study was conducted to determine the lethal concentrations of the different parts of Dioscorea hispida through Brine Shrimp Lethality Assay. Cytotoxicity was evaluated in terms of lethal concentration
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protective spore case. When ready‚ it breaks open and spores are dispersed. Tuber formation in potatoes * Potatoes reproduce asexually by stem tubers. * They are swollen underground stems that grow from parent plant * Sucrose is transported in the phloem from the leaves into these underground stems that swell as they convert sucrose > starch. * Parent plant dies at end of growing season but tubers are left to survive over the winter. * Farmers dig em up and sell em.
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