The day before, Guangdong Provincial Department of Agriculture issued a "fruit tea medicine organic fertilizer alternativefertilizer action plan" in Guangdong Province, with fruit and vegetable tea medicine production as the focus, the implementation of organic fertilizer to replace chemical fertilizer, fruit, tea, involving vegetable, pharmaceutical and other 4 categories of economic crops and its producing areas.
"Plan" put forward the objectives and tasks including: to 2020, fruit tea medicine the advantages of producing fertilizer dosage is less than 20%, reducing the core region and a well-known brand of fertilizer production base of more than 30%; accelerate in fruit and vegetable tea medicine area to promote the "three a" certification, create a number of prominent features, distinct characteristics of regional public brand. To promote the quality index significantly increased. To 2020, fruit and vegetable products 100% tea medicine meet the food safety national standards or industry standards of quality and safety of agricultural products; by 2020, the area of soil organic matter content increased from 0.2 to 0.3 percentage points, the soil pH value increased 0.2 units, poor soil, acidification, salinization and other issues have been effectively improved.
Guangdong version of the program and the national standard version of the development of fruit and vegetable tea organic fertilizer alternative fertilizer action plan in the difference in the amount of chemical fertilizer reduction. GB version of the program is clear, by 2020, the fruit and vegetable tea production areas to reduce the amount of more than 20%, the core of fruit and vegetable tea production areas and famous brand production base (Park) fertilizer consumption reduced by more than 50%.
In 2015, Guangdong Province medicine tea fruit and vegetable planting area of 38 million 520 thousand acres, banana fertilizer per mu 153.1 kg (pure, the same below), citrus is 73.7 kg, 46.5 kg of litchi, longan is 52.3 kg, 35.1 kg of vegetables, are higher than the national average, the amount is generally high use of chemical fertilizer, organic fertilizer is less in many places, heavy fertilizer than organic fertilizer, the reuse of light elements in light of major care, trace elements and other problems.
On the other hand, Guangdong Province livestock and poultry manure produced each year about 30 million tons, with an annual output of 47 million tons of crop stalks, only two kinds of raw materials production will reach 77 million tons, but the livestock manure utilization rate is less than 40%, the rate of crop straw returning nutrient is only 45%.