The leguminous tree species Dipteryx odorata (Aubl.) Willd. and Inga edulis Mart. were grown in the field to reforest a degraded area. To investigate the photos
自古以来,人们崇拜的是那些不畏艰险,永不言弃的人,殊不知,放弃也是一种美。有时候,学会放弃对你来说或许更重要。常有人说,“坚持就是胜利”。这话乍一听,并无异议,但细想起
清明节“清明时节雨纷纷,路上行人欲断魂”。清明节是我国的传统节日,它是纪念我们祖先的日子。想起我们中华民族这个伟大的民族,以及历史上那些让人热血沸腾的伟人、无名英
Grassland cover and composition respond to climate and have undoubtedly changed during the Holocene, but quantitative reconstructions from fossil pollen have be
We analyzed the abnormal shoot in youth (asy) mutant to understand the phase-specific regulation of shoot development. asy showed various shoot abnormalities, i
Light quality response is a vital environmental cue regulating plant development. Conifers, like angiosperms, respond to the changes in light quality including
冬夜漫漫,孤星残月;寒风阵阵,梅花独立……寂寞开无主青山高耸,树木在草丛中沉睡。这片山早已无人问津,何况那树梅!它婀娜的身姿,美丽却不失刚强;细小的树干,苗条却不失挺拔
To create asymmetric somatic hybrids, the genome of the so-called donor protoplast is fragmented prior to protoplast fusion. As a result, only a limited amount
Optimum seeding density is necessary to achieve the production potential of a cultivar in all crops. To investigate the performance of different cultivars in di
一、短章拾趣生:写文章最忌长篇大论,古今中外有没有一些精短的佳作呢?师:当然有了,古今中外有不少精妙短章,令人百读不厌:短新闻:1986年,法国里昂市举行过一次体育报道比赛,