Advances in Studies on Fertilization of Torenia fournieri (Scrophulariaceae) Effects of Intracellular Calcium Antagonist, TMB-8, on the Construction of Pollen Tube Wall in Pinus bungeana Isolation of Sperm Cells in Doritis pulcherrima Comparison of different size of probes,labels and detection substrates for diagnosis of Potato spindle tuber viroid by nucleic acid spot hybridization Ultrastructure of Pollen and Observation on Pollen Tube Growth in Cypripedium japonicum Genetic Diversity of Potato Seedling Population Based on SSR Effects of Different Plant Hormones on Growth and Physiologiy of Transplanted Virus free Potato Seedlings Research Progress on Mechanisms of Sporophytic and Gametophytic Control of the Pollen Tube Growth and Guidance Genetic Diversity Analysis of Chinese Main Potato Cultivars by RAPD and AFLP Makers Pathway of Pollen Tube Growth and the Duration of Different Phases of Fertilization Process in Wheat An Efficient Protocol for Agrobacterium-mediated Transformation with Microtuber and the Introduction of an Antisense class Ⅰ patatin Gene into Potato Studies on Variation of ITS Sequences with Different Ploidy and Its Aneuploid in Allium tuberosum EUPLOIDIC VARIATION IN FILIAL GENERATION OF SPONTANEOUS TRIPLOID ALLIUM TUBEROSUM Effect of Ethanolic Extract from Root Tuber of Polygonum multiflorum Thunb.on Liver and Brain Monoamine Oxidase in Senescence-accelerated Mice in vivo Effect of Organic Fertilizer and Mineral Fertilizer on the Tuber Yield of Curcuma longa L. Studies on Tuber and Second Age Peants of Yanhusuo (Corydalis yanhusuo) Analysis of physiological and biochemical characteristics of T1 salt-tolerant transgenic alfalfa transformed with the Rhizophora apiculatatotal total DNA via the pollen-tube pathway Effects of tillage strategies on the topsoil water content and the yield of potato Analysis of cloning and sequence characteristics of cDNA encoding the GBSS I gene from tubers of Solanum tuberosum Dynamic analysis of saikoside in test-tube plants of Bupleurum chinense compared with seeding plants Anthocyanin essence of the purple pigment and positive correlation of the anthocyanin content and the total ginsenoside content of the root tuber of Panax notoginseng