1)linear initial regrowth草再生
1.The stability of a three species food chain system is discussed,in which the growth of producer is subject to the linear initial regrowth model.讨论了生产者服从草再生模型的三种群食物链系统平衡点的稳定性问题。
英文短句/例句
1.This paper reviwed the developments of the studies of grass regrowth.牧草再生生理是放牧生态学的重要理论基础，本文综述了对禾草草地再生研究的进展。
2.Establish the Regeneration Systems of Two Ophiopogon Japonicus and the Preliminarily Study on Radiation Induction of Ophiopogon Japonicus 'Nanus'两种沿阶草再生体系的建立及日本矮生沿阶草辐射诱变研究
3.Effect of different stubble heights on regeneration and yield of annual forages刈割高度对一年生牧草再生性能及产量的影响
4.Optimizing Regeneration Systems and Studies on Agrobacterium-mediated Transformation in Turfgrasses;草坪草再生体系的优化及农杆菌介导的转基因研究
5.Induction of Multiple Buds from Stem Segments Of Eremochloa ophiuroides and Its Plantlet Regeneration假俭草茎段丛生芽的诱导及植株再生
6.Introduction Observation of New Turfgrass Varieties and Establishment of the Initiation and Regeneration System;草坪草新品种引种观察及再生体系的建立
7.Study on the Tissue Culture and Plant Regeneration of Turfgrasses几种草坪草组织培养和植株再生的研究
8.Preparation of Novel Cellulose Membrane from Hybrid Giant Napier;皇竹草预处理制备新型再生纤维素膜
9.Regeneration of Strawberry and Genetic Transformation by AFP Gene;草莓再生及抗冻蛋白基因的遗传转化
10.Study on Regeneration of Tobacco Plantlet and their Nodulation;烟草植株的再生及其诱导结瘤的研究
11.Study on the Tissue Culture and Plant Regeneration of a New Russian Wildrye Strian;新麦草新品系组织培养再生体系研究
12.Plant Regeneration from Leaves of Strawberry 'Sweet charlie'‘甜查理’草莓叶片再生体系的建立
13.Callus Induction and Plant Regeneration from Euphyllas of Bothriochloa ischaemum白羊草真叶愈伤组织诱导和植株再生
14.STUDY on High-frequency Plant Regeneration from Mature Embryo of Psathyrostachys juncea新麦草种子成熟胚高效再生体系研究
15.In Vitro Selection of NaCl-tolerant Variants of Three Kind of Turfgrass and the Study of Physiological and Biochemical Characterization of Regeneration Plantlets;三种草坪草耐NaCl变异细胞的筛选及再生植株生理生化特性研究
16.A second growth or crop in the same season, as of grass after mowing.再生草同一季节内的第二个生长期或第二批作物，如割除后的草
17.Effect of Reuse Water Irrigating on Pasture Growing and Circumstance of Soil再生水灌溉对牧草生长和土壤环境的影响研究
18.Study on Protoplast Regeneration Conditions of Anamorphic Strains of Cordyceps sinensis冬虫夏草无性型原生质体再生条件研究
相关短句/例句
regrowth再生草
1.A study on biological characteristics of red clover regrowth;红三叶再生草的生物学特性研究
3)Herbage regrowth牧草再生
4)growth of regrowth再生草生长
5)Regrowth hay yield再生草产量
6)Elymus sibiricus regrowth老芒麦再生草
延伸阅读
草达灭环草丹分子式：C9H17NOS分子量：187.3CAS号：密度：1.063沸点：202（1.33千帕）℃蒸气压：蒸气压0.745E-3千帕（5.6E-3毫米汞柱，25℃）。毒性LD50(mg/kg)：大白鼠急性经口369（雄）、450（雌），小白鼠急性经口795，兔急性经皮大于4640，对兔眼睛又适度刺激，对皮肤有轻微刺激。对豚鼠皮肤无过敏反应。鱼毒LC50(96h，mg/L)虹鳟1.3，鲶鱼29，金鱼30。性状：透明有芳香气味的液体。溶解情况：20℃时在水中溶解度为800毫升/升，可溶于丙酮、苯、二甲苯等有机溶剂。用途：为低毒除草剂。施用于水稻田中，由于相对密度大于水，沉降在水与泥的界面，形成高浓度的药层，杂草通过药成时，迅速被初生根吸收而受害。可防治萌发的阔叶及禾本科杂草，对稗属特别有效，特别适用于以稗草为主的水稻田。一般加工配制为乳油。制备或来源：可以S-乙基氯代甲酸酯和六亚甲基亚胺为原料制得。备注：在室温下至少稳定2年。类别：除草剂
