LY/T 1833-2009Technical of prolonging harvesting time of Huangmao Moso (Phyllostachy dulis) shoots in situ (English PDF)

4.1 Selection of woodland

4.1.1 Select a forest land that meets the requirements of LY/T 1678.

4.1.2 If the slope is below 20°, the soil is loamy or sandy loam red soil or yellow red soil, and the soil layer is thicker than I, II and III.

forest.

4.1.3 Areas with convenient transportation and irrigation water sources.

4.2 Construction of bamboo shoots

4.2.1 Pay attention to prevent soil erosion and protect biodiversity when building bamboo shoots.

4.2.2 In the late May to the beginning of June in the same year, the bamboo shoots were established in the bamboo forest, with a bandwidth of 100cm~150cm and a ditch depth of 60cm~ 90cm; the topsoil and the heart soil are stacked on both sides of the ditch; the bamboo shoots are arranged along the contour line; the interval between the bamboo shoots and the bamboo shoots is more than 5m.

4.2.3 Remove the stumps, bamboo cuttings and black bamboo whip in the belt; retain the strong whip and bury it along the ditch, and the whip tip is about 10cm away from the surface.

4.3 Fertilization

4.3.1 The first fertilization. When the bamboo shoots are established, the organic fertilizer (measured by the fresh weight of the livestock) is applied to the bottom of the ditch and covered with the topsoil after about 6.5 kg/m2.

4.3.2 Second Fertilization. In late June, the manure excrement 1.5kg/m2 was diluted to 50% and the bamboo shoots were applied.

4.3.3 The third fertilization. from July to August, the nitrogen fertilizer. 65kg/hm2~150kg/hm2 in the ratio of nitrogen.phosphorus.potassium in the whole forest, phosphorus the compound fertilizer with fertilizer 50kg/hm2 and potassium fertilizer 80kg/hm2~100kg/hm2 is used for ditch application.