找回密碼
 To register

QQ登錄

只需一步,快速開始

掃一掃,訪問微社區(qū)

打印 上一主題 下一主題

Titlebook: Laboratory Diagnosis of Infectious Diseases; Principles and Pract A. Balows,W. J. Hausler,E. H. Lennete (Emeritus Di Book 1988 Springer-Ver

[復(fù)制鏈接]
樓主: FORGE
51#
發(fā)表于 2025-3-30 10:50:41 | 只看該作者
R. W. Bennett,S. M. Harmonated to second rank, and ignored or neglected by those who influence production processes (Singh . 2000). Productivity in a narrow sense has been measured for several years (Andersen and Fagerhaug, 2007). Since maintenance activities are multidisciplinary in nature with a large number of inputs and
52#
發(fā)表于 2025-3-30 14:18:36 | 只看該作者
Peter Piot of maintenance including quantitative treatment and managemTo be able to compete successfully both at national and international levels, production systems and equipment must perform at levels not even thinkable a decade ago. Requirements for increased product quality, reduced throughput time and e
53#
發(fā)表于 2025-3-30 17:27:11 | 只看該作者
54#
發(fā)表于 2025-3-30 21:52:35 | 只看該作者
Russell C. Johnsonated to second rank, and ignored or neglected by those who influence production processes (Singh . 2000). Productivity in a narrow sense has been measured for several years (Andersen and Fagerhaug, 2007). Since maintenance activities are multidisciplinary in nature with a large number of inputs and
55#
發(fā)表于 2025-3-31 01:17:06 | 只看該作者
56#
發(fā)表于 2025-3-31 07:37:01 | 只看該作者
Gary V. Doernld (Fig. 1). Commercial grain yield in the US increased from about 1,300 kg ha. in 1939 to 7,800 kg ha-1 in 2005, about 99 kg ha. year., with similar gains observed in Canada during the hybrid era (80 kg ha. year.) (Lee and Tollenaar 2007). This 6-fold increase in grain yields over a 60 year period
57#
發(fā)表于 2025-3-31 09:11:32 | 只看該作者
Nelson P. Moyer,Larry A. Holcombs available for maize as a food, feed and forage crop have led to its current production on over 140 million hectares worldwide, with acreage continuing to grow at the expense of other crops. In terms of tons of cereal grain produced worldwide, maize has been number one for many years. Moreover, mai
58#
發(fā)表于 2025-3-31 15:38:34 | 只看該作者
59#
發(fā)表于 2025-3-31 19:01:07 | 只看該作者
60#
發(fā)表于 2025-3-31 22:22:48 | 只看該作者
Allan R. Ronaldrom the foremost maize experts across a range of disciplines.Maize is one of the world’s highest value crops, with a multibillion dollar annual contribution to agriculture. The great adaptability and high yields available for maize as a food, feed and forage crop have led to its current production o
 關(guān)于派博傳思  派博傳思旗下網(wǎng)站  友情鏈接
派博傳思介紹 公司地理位置 論文服務(wù)流程 影響因子官網(wǎng) 吾愛論文網(wǎng) 大講堂 北京大學(xué) Oxford Uni. Harvard Uni.
發(fā)展歷史沿革 期刊點(diǎn)評 投稿經(jīng)驗(yàn)總結(jié) SCIENCEGARD IMPACTFACTOR 派博系數(shù) 清華大學(xué) Yale Uni. Stanford Uni.
QQ|Archiver|手機(jī)版|小黑屋| 派博傳思國際 ( 京公網(wǎng)安備110108008328) GMT+8, 2025-10-10 01:13
Copyright © 2001-2015 派博傳思   京公網(wǎng)安備110108008328 版權(quán)所有 All rights reserved
快速回復(fù) 返回頂部 返回列表
石台县| 福清市| 密云县| 昆山市| 腾冲县| 恩施市| 许昌县| 金湖县| 铁岭县| 崇义县| 西青区| 平乐县| 大石桥市| 图们市| 恭城| 定兴县| 洪湖市| 西贡区| 元谋县| 铜山县| 锦屏县| 澄迈县| 满城县| 桐城市| 西畴县| 龙泉市| 通江县| 锦屏县| 云南省| 晋城| 孝昌县| 富源县| 湄潭县| 吴忠市| 文安县| 龙海市| 荆门市| 平原县| 丹寨县| 日土县| 拜城县|