The feeding ability and selectivity of food of Paralichthys olivaceus larvae at the mixed food stage;
牙鲆仔鱼在混合饵料期的摄食能力及饵料选择性
Experiments on starvation,the initial feeding rate,the point-of-no-return(PNR,when 50% larvaes are no longer strong enough to feed),growth and selectivity of food were conduct to study on the feeding and growth of Bareneck goby in early developmental stage.
通过饥饿试验、初次摄食率和PNR(耐受饥饿的时间临界点)的确定、生长试验和饵料选择性试验,探讨了裸项栉鰕虎鱼早期发育阶段的摄食与生长习性。
Study on the Nutritional Value of Grass and Shrub Forage Correlated to the Forage Selectivity by Hainan Eld's Deer;
草本和灌木类饲草的营养价值与海南坡鹿对饲草选择性的关系
Selection Method and Breeding of Silkworm (Bombyx Mori L.) for Feeding Ability on Pellet Artificial Diet;
家蚕对颗粒饲料摄食性选择方法与育种研究
a selective weed-killer,ie one that kills weeds but not other plants
选择性除草剂（专除杂草而不伤及其他植物的）.
Selection and Application on Formula of Low Nitrogen Discharge Feed for Grass Carp(Ctenopharyngodon Idellus);
草鱼低氮排放饲料配方的筛选与应用
Selection and Popularization of Tropical Pastures and Forage Crops
热带牧草与饲料作物品种选育及推广
alternative name used in some classification systems for the family Mimosaceae.
其选择性名称在某些分类系统中属于含羞草科。
The Synthesis of Shikimic Acid Derivatives and Study of Selective Protection on Hydroxyl Groups;
莽草酸衍生物的合成及羟基选择性保护研究
Improve the Enantioselectivity of Lipase A of Bacillus Subtilis by Site-directed Mutagenesis;
定点突变提高枯草杆菌脂肪酶A的对映体选择性
Selective O-demethylation of phyllanthin,a lignan from Phyllathus niruri
珠子草中的一种木脂素的选择性去甲基化反应
Studies on Biological Characteristic and Nutritive Value of Forage Maize;
饲草玉米生物学特性及饲用营养价值研究
Ecological Adaptation Evaluation and Use-Selcet of Several Varieties of Cool-Season Turfgrass;
几种冷季型草坪草的生态适应性评价及应用选择
Studies on the Opvisition Preference of Helicoverpa Assulta Guenée and H.armigera H(?)bner to Two Varieties of Tobacco and Preliminary Selection of Attractant;
烟夜蛾和棉铃虫对两种烟草的产卵选择性研究及引诱剂初步筛选
QTL Analysis for the Traits Associated with Feeding Value of Rice(Oryza Sativa L.) Straw;
稻草饲用品质相关性状的QTL分析
Analysis of Gene Effects of the Herbage Quality Traits in Triticale
小黑麦饲草品质性状的基因效应分析
Archaeological finds around the world suggest that selective breeding was first carried out by man some 10,000 years ago.
世界范围的考古发现证明，人类开始有选择性的饲养犬类发生在距今大约10，000年前。
Selective extraction of oxalic acid from cobalt mother-liquor with complexing agent P350
P350选择萃取草酸钴沉淀母液中的草酸
Among the many regulatory substances in use we have controllable and selective herbicides.
在所有的许多调节物质中，有控制性的和选择性的除草剂。
Biochemical Behavior and Enantioselectivity of Acetanilide Herbicides;
酰胺类除草剂的生物化学行为以及手性选择性行为研究
