harmfulness 第1页

Primary analysis of the energy budget and flow in the shrimp pond ecosystem Community structure analysis of giant panda habitat in Wolong The ecology of medusae in the Bohai Sea——Species composition,quantitative distribution and seasonal variation Study on biology characteristics and harmfulness of Kummerowia striata in Changde Comparative study on ecotype differentiation of Leymus chinensis in different geographic populations at moleculat level Food habits,sexual dimorphism and female reproduction of the skink ( Eumeces chinensis) from a Lishui population in Zhejiang Remote sensing monitoring of drought in Huanghe,Huaihe and Haihe plain based on GISthe calculation of crop water stress index model Evalution on the host plant species and fitness to vegetable leafminer and its harmfulness A study on system optimum control to diseases and insect pests of summer soybean Searching behaviour of Coccinella septempunctata and four varieties of Leis axyridis adults on tea aphid honeydew and analysis of honeydew component Effect of high temperature on ovarian growth and development in the Japanese oak silkworm, Antheraea yamamai (Lepidoptera:Saturiidae),a precious silkworm