Huafeng ginkgo nursery field Pizhou ginkgo fruit pest control Testa bark extract of apple anthracnose and other 11 species of bacteria inhibition rate of 88% to 100%. Alcohol extract gold silk looper prevention rate of 100% within three days, while control spider mites, green peach aphid, stem borer and other pests. The following are common symptoms Ginkgo: Ginkgo nursery field Pizhou Huafeng 2, improve planting techniques Shandong ginkgo seedlings, early sowing, Futuhoudu appropriate to promote seedling 齐苗旺 improve seedling resistance groups. Early onset seedling base browning Shandong Yinxing Miao, loss of normal green leaves, and slightly drooping Shandong gingko network, but do not fall off. Susceptible parts of rapid scale-up, as well as the whole plant dead. Diseased seedlings base shrunken cortex, intradermal tissue spongy rot or powder, color gray, and there are the many small black sclerotia. The disease bacteria can invade seedling xylem, thus brown hollow pith sometimes see small sclerotia production. Since then the bacteria gradually extended to the root, so the root rot Pippi layer. Such as hand pulling Shandong gingko seedling disease, can only pull out xylem, root cortex is left in the soil. Ginkgo cutting seedlings at high or low temperatures, stalk rot can occur, make cuttings skin was a cylindrical sleeve on the xylem, phloem parenchyma are all black rot. Shandong ginkgo prices | [price] ginkgo tree (certified) | Shandong Huafeng Pizhou ginkgo by ginkgo nursery field. Huafeng Ginkgo Pizhou Nursery Field (www.qyinxing.com) is in Xuzhou, Jiangsu, flowers and leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Ginkgo tree in [price] leadership with the staff warmly welcome all inquiries negotiations to create the [price] ginkgo tree a better future.