1黄金鸡的主要经济类型1.1快大型这一类黄金鸡因其肉鸡血缘成分较高,所以生长速度快,脚粗壮、个体大、一般50日龄可达到2奴,肉质一般,适合生产分割肉,或制作烤鸡,其料肉比在2.2左右。
Motivated by their intrinsic interest and by applications to the study of numeric palindromes and other sequences of integers, we discover infinite sets of solu
With the development of Fintech, applying artificial intelligence (AI) technologies to the financial field is a general trend. However, there are some inappropr
目的观察淋巴瘤患儿血清中铁调素(Hepcidin)和白细胞介素6(IL-6)水平变化,并探讨其临床意义。方法选取初治并排除骨髓浸润的淋巴瘤患儿69例,分为贫血组15例、非贫血组54例,另选取
文章阐述了可编程控制器的组成,功能及应用控制领域,介绍了PLC在冷库中的重要意义,以实用项目为例,简述了系统的控制范围,控制方法,控制程序,人机界面展示,最后总结了自动控
<正> 年愈七旬的中国工程院院士袁隆平,毕生致力于用科技手段提高水稻单产并因此享有“杂交水稻之父”的美誉。最近他主持的超级杂交稻研究获得亩产800公斤的重大突破。然而,
The accuracy of temperature measurement is often reduced due to random noise in Raman-based distributed temperature sensor (RDTS). A noise reduction method base
沙眼衣原体(Chlamydia trachomatis,CT)是引起泌尿生殖道感染性疾病及性传播疾病的一种常见的致病菌。近几年,CT 感染率及 CT 感染引起并发症的发病率不断上升,其对人类健康造
This study examined the non-medical factors that influence expectant mothers to opt for caesarean deliveries in Ghana. Data on 395 expectant mothers across the
1 特色畜牧业发展因素分析1.1 有利条件1.1.1 畜牧业资源得天独厚。我州有天然草原452.2万hm^2,占全州总面积的53.7%,其中可利用草原385.6万hmv,占草原总面积的85.3%。天然草地平均生物产