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What key factors must be emphasized in healthy farming of Ezo scallops?
Since the 1980s, floating-raft farming of Ezo scallops has developed rapidly in Changhai County, Liaoning Province. At present, the farming area has reached more than 100,000 mu, and it has become an important local famous, special, and high-quality marine aquaculture species, occupying a very important position in the development of the marine fishery economy. Although Ezo scallop farming technology has been rapidly promoted, during operations, due to negligence in certain technical links, the mortality rate during farming has continued to rise, and the specifications, quality, and fullness of commercial scallops have declined somewhat, thereby affecting the economic benefits of the industry. Based on many
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Why ventilation must be emphasized when growing orchids
Orchids have relatively high environmental requirements during cultivation, and if ventilation measures in particular are not done well, it can easily prevent orchids from carrying out respiration and photosynthesis, which has a great impact on orchid growth. So how should orchids be ventilated?
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