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Three general groups of diseases attack sorghum. Some diseases rot the seeds and retard germination or kill seedlings. Some attack the leaves, thus reducing the forage value and potential for high grain yields. Some cause root and stalk rots, resulting in lodging, poor head and seed development, and premature ripening. Losses from these diseases . . . → Read More: Disease Control For Sorghum Seed Crops Aquaculture producers raise and ship hundreds of species and varieties of ornamental freshwater and marine fish and invertebrates. Most are freshwater fish, including tropical species (e.g., angelfish, barbs, mollies, swords, and tetras) and several temperate species (e.g., goldfish, and koi). Marine species include colourful reef fish, corals, molluscs, and crustaceans. Ornamental species . . . → Read More: Transporting Ornamental Fish And Invertebrates Shipping live fish by truck can potentially spread diseases and transfer unwanted plants and animals. Certain species are prohibited in some states and the unintentional transport of prohibited species is against the law. Public agencies that purchase live fish are now specifying that shipments must be free of specific species. To avoid these environmental, . . . → Read More: Transporting Live Fish By Truck Seine crew. Five to seven persons form a seining crew for large ponds. Two to four persons inside the pond keep the weighted line on the bottom near each levee toe, two drive the tractors, and one operates a boat to dump mud from the bottom line. An experienced crew can seine a . . . → Read More: Basic Harvesting Operation For Warmwater Fish Cast net There is a variety of harvesting equipment used in the commercial fish farming industry. Various nets are available for harvesting, in addition to specialized equipment that includes livecars, boom trucks, loading baskets, fish pumps, boat with outboard motor, and other items. The choice of equipment depends on the size of the . . . → Read More: Basic Equipment Used When Harvesting Warmwater Fish Blackcurrants on Wikimedia Commons Up until the 1970′s or in some cases the 1980′s blackcurrants were picked by hand into buckets which were then transferred into trays in the field, loaded onto pallets and then onto open sided lorries. Handpicking a large acreage (some growers even then were harvesting between 50 and 100 . . . → Read More: Blackcurrant harvesting |
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