1·Climatic and seedling raising patterns are the key factors for the occurrence and widespread of rice downy mildew.
气候条件与育秧方式是水稻霜霉病发病与传播的关键因素。
2·Application effects of medium with different proportion of rotten peanut bran and sand were studied in tobacco seedling raising in the floating system.
将腐熟花生糠与河砂以不同比例混配成基质，研究其在烟草漂浮育苗上的使用效果。
3·The cultivation technology such as seed collection, seedling raising, planting, and the methods for promoting the early fruiting and high yield of young forest was introduced as well.
又从采种育苗、造林技术、促进实生幼林早实早丰技术等方面，记述了青刺果的人工栽培技术，为建立青刺果人工原料基地提供了技术支持。
4·The vegetable seedlings raising by sowing-paper have more advantages in many aspects than the other two ones, that is, traditional seedling raising and plate or dibble seedling raising.
在不同育苗方式的对比试验中，蔬菜播种纸育苗在多个方面优于传统育苗和穴盘育苗。
5·At present, film covering is widely adopted for seedling raising throughout South China, reducing the impact of low temperature and rainfall on the seed soaking and seedling transplanting.
目前南方各地基本都以覆膜保温方式为主育秧，减轻了低温降水天气对浸种和插秧的影响。
6·The seedling raising medium has the advantages of low cost, high quality, easy disinfection, and capacity of reducing and stopping disease germs carried by seedlings transplanted to the field.
本发明之育苗基质成本低，品质优，且易于消毒，可减少、杜绝大田移栽苗带菌。
7·Sapium discolor's morphological character seed - collecting and seedling - raising, cultural technique are presented.
介绍了山乌桕的形态特征，采种育苗和造林技术。
8·A new type of soil cover machine in raising rice seedlings was designed in view of the actuality of scattered rice seedling in Dandong so as to improve the performance of these tools.
为提高水稻育苗覆土机构的实用性，根据丹东地区分散育苗的特点，设计了一种新型水稻苗床育苗覆土机构。
9·The whole region has breeding grounds and equipments for raising multi-species seedling such as kelp and la - ver, as well as for hatching shellfish, shrimp, jellyfish and fish.
全区具有较大规模的海带育苗、紫菜育苗、贝类育苗、虾类育苗、海蜇育苗的场地和设备。
10·These regression equations will reveal growth laws of seedlings from seeds of D. strictus. At similar raising conditions, they have practical effects on the prediction of growth trend of the seedling.
文中众多的回归方程，揭示了牡竹实生幼苗的生长规律，在育苗条件相似的情况下，可用以预测预报牡竹幼苗的生长趋势，具有指导生产的实际意义。