Pollution-free tea production – tea processing, tea – Food Industry
Pollution-free tea, is a scientific term, refers to this tea does not contain contaminants, or even a small amount of pollutants, but less than the allowable standard of our country, there is no hazard to consumers, so it is a consistent Food Safety Tea general.
In pollution-free tea production development process, has appeared green tea, organic tea, organic tea and the residue Tie Guan Yin tea name, in fact they are all free tea. Green is the safety of our country clean and high quality Nutrition The general term is divided into two kinds of A-and AA level, the Ministry of Agriculture and the provinces by the China Green Food production management office to conduct environmental testing and quality certification, the certificate is valid for three years; residue tea in recent years for the EU to develop new maximum residue levels of pesticides (MRL) standards proposed; tea is Organic Food A, by the International Federation of Organic Agricultural Movements (the IFOAM) units identified to be eligible certification, our tea by the State Environmental protection Organic Food Development Center and its Board approved organic tea development sub-centers (in Hangzhou, the Institute of Chinese Academy of tea) approval and inspection, certification for a period not exceeding one year, the second year of certification must be re-inspected, the AA Green level similar to tea and organic tea.
Pollution-free tea production Pollution-free tea consumption of tea is a necessary requirement for the future. Implementation of pollution-free tea production and management has become the tea producers must master a new technology.
(1) strictly selected to build a new park on the hills ready to build gardens in the park before the construction of water, air, soil testing, to ensure conditions meet the pollution-free tea tea production requirements, selection of air, soil and water pollution-free place within 5 km around the garden may not have emissions of harmful substances in factories, mines, etc., and the general production of tea plantations, field crops, residential areas more than 1 km away, and there is separation zone.
(B) the introduction of seed to quarantine when the introduction of tea cuttings from the field or seed, ear and other sources of germplasm material, subject to plant quarantine department only after a quarantine approved the introduction of a local field to prevent the disease is not Local insect invasion.
(C) specification bases on the existing basis of a certain size tea for tea gardens bases, the organic Tie Guan Yin tea must first choose the tea and the surrounding environment, the standard requirements, and conduct water, air, soil testing to obtain quantitative data; Secondly, the implementation of the transformation of existing low-yielding tea plantation, we must press the "three changes and one compensation" or "to park, land reclamation, and causes a change trees and replanting," technical specification to manipulate local conditions to soil and water remain as the central social, economic and ecological benefits in the target landscape garden path Unity Planning and comprehensive.
(D) before and after applying fertilizer to organic fertilizer mainly tea tree transplanting, and strictly control the use of inorganic fertilizers; be registered with the department and licensed production of non-synthetic chemical regulator of commercial organic fertilizer and mineral fertilizer, farm Organic fertilizer should be no industrial pollution, and fermented at high temperatures to kill various parasites and pathogens and weed seeds, remove the harmful organic acids and harmful gases; production season can use a small amount of available chlorine-free fertilizer, chemical fertilizer year shall not exceed 20% of total fertilizer.
(E) Integrated pest control, and
L, strengthen the agricultural control. Pollution-free tea garden pest control should be based on agriculture, organic Tie Guan Yin tea, tea plant's own resistance to pests and diseases and harm reduction. selected varieties resistant to insect pests, cuticle thick, high tannin content of tea variety resistant to insect pests and strong tea. rational close planting, use of single or dual line double line shall plant vegetation, planting 3,000 acres or so. timely pruning. It is different in each of tea tree vigor in the spring and before the season ends or light pruning, spring tea after the end of heavy pruning or clipping station, and also cut off the withered branches weak, worms branch and leggy branches. of balanced fertilization. Tea production and soil fertility, according to a reasonable ratio N, P, K ratio of the three elements to maintain nutritional balance of tea and enhance resistance to diseases and pests. cultivating and weeding. batches repeatedly picking. Qing Feng Park Winter Park . Tea season ends,
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