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- Natural seed production 天然制种
- Canada ranks second in the world for forage seed production. 加拿大在牧草种子生产方面位居世界第二。
- Perfect forage breeding, seed production and multiplication system. 进一步完善牧草育种及良种繁育体系。
- In other words, The way tomatoes grow from a natural seed is changed. 换句话说,西红柿从天然种子生长的过程改变了。
- Seed Production Techniques of a Maize Variety 'Jindan No. 锦单八号玉米制种技术。
- Method for promoting seed production on Fritillaria thunbergii Miq. 促进浙贝母结实的方法。
- Effect of sowing date on seed production of Vicia Villosa Var. 播期对光叶紫花苕种子生产的影响。
- Considerations on isolation questions of maize seed production in Jiuquan? 对酒泉玉米制种隔离问题的思考?
- It has a great influence on chlorophyll production, growth rate, leaf size, and flower and seed production. 它对叶绿素的制造、生长速度、叶子的大小、及花和种子的制造有很大的影响。
- In other words, the way tomatoes grow from natural seeds is changed. 西红柿从天然种子的生长过程改变了。
- Studies on Seed Production of Hybrid Variety Huqingza No.1 In B. Campestris ssp.L. Chinensis var. 青菜杂交种沪青杂1号的制种技术研究。
- EFFECT OF DIFFERENT PHOTOPERIODS ON GROWTH, FLOWERING AND SEED PRODUCTION OF MYRIOPHYLLUM SPICATUM L. 光周期对穗花狐尾藻生长、开花与种子形成的影响。
- Techniques of seed production applying more female lines of Momordica charantia L. 苦瓜利用强雌系杂交制种技术。
- Habitat fragmentation poses a wide spread threat to biodiversity by disrupting seed production and dispersal. 生境片断化扰乱了种子的生产和扩散机制,越来越严重地威胁着生物多样性。
- May adopt the seedbed in the sesame seed production to grow seedlings、transplant with few earth. 在芝麻生产中可采取苗床育苗、带少量土移栽。
- Natural seeding and regenernation were accelerated by thinning and massive cutting on fixing sand forest in Zhanggutai region in Liaoning province. 辽宁省章古台固沙林经过经营疏伐与块状采伐以后,通风透光条件改善,促进了天然下种更新。
- The transgenic plants returned to normal growth, and their seed production was close to normal. 转基因植物回到了正常的生长，它们的种子生产也趋于正常。
- At the points of yield of hybrid seeds production and natural pollination of sterile line, ASL was notably higher than HTL and CMS, and lowed the cost to large extent. 在杂交制种和不育系自然授粉的产量方面核全不育系明显优于核两型系和质不育系，从而使杂种成本大幅降低。
- The relative vigor and yield potential of the various sources was likely influenced by temperature during the seed production season. 相对产量潜力和活力的来源,很可能受到各种温度在种子生产季节。
- Explants are also a means of plant propagation, producing clones and offering a more rapid means of multiplication than seed production. 组织培养也是一种植物繁殖方式，它产生克隆，提供一种比种子发芽更为快速的增殖方法。
