How to fertilize walnut trees in summer
Radial fertilization is generally used. This method is commonly used fertilization method for walnut trees over 5 years old. The specific approach is: starting from different azimuths on the edge of the canopy, dig 4 to 8 radial fertilization channels in the direction of the trunk. The width of the channel is 30-40 cm. The depth depends on the type and quantity of fertilization. In general, the depth of the channel is 20-30 cm. The position of fertilization ditch in different years should be staggered. low speed handpiece,dental low speed handpiece,low speed dental handpiece Foshan Ja Suo Medical Device Co., LTD , https://www.jasuodental.com