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: ;

[復(fù)制鏈接]
樓主: amateur
21#
發(fā)表于 2025-3-25 08:55:11 | 只看該作者
22#
發(fā)表于 2025-3-25 12:03:44 | 只看該作者
Paddy and Rice Statistics in Sri Lanka, in 1973 (1 ton =1016 kg). After accounting for seed and wastage, the net domestic supply was 790,800 rice tons in 1972 and 728,846 in 1973. However, the District-level data from MOAL for 1972 (1973a) sums to 987,288 tons if a standard paddy/rice conversion of 67 per cent is used (as in PMB, 1974, p
23#
發(fā)表于 2025-3-25 19:30:54 | 只看該作者
24#
發(fā)表于 2025-3-25 20:21:09 | 只看該作者
25#
發(fā)表于 2025-3-26 00:12:53 | 只看該作者
26#
發(fā)表于 2025-3-26 04:35:56 | 只看該作者
,Chena — Paddy Interrelationships, Lanka (see Glossary; B. H. Farmer, 1954; E. F. L. Abeyratne, 1956). As seen in Hambantota District it constitutes the clearing and burning of the forest cover over a selected area of land, cultivating for one or two years in the Maha season with a variety of crops, and abandoning the clearing for f
27#
發(fā)表于 2025-3-26 11:36:58 | 只看該作者
28#
發(fā)表于 2025-3-26 16:33:04 | 只看該作者
The Limitations of HYV Technology in North Arcot District: the View from a Village,ent bus services on the main road only half a mile away (for general village statistics see chapter 15). Proximity to the town helps to account for some important characteristics: early electrification and installation of pump-sets (in 1951); intensive use of organic manure of urban origin, which —
29#
發(fā)表于 2025-3-26 17:36:41 | 只看該作者
Pahalagama: a Case Study of Agricultural Change in a Frontier Environment,area irrigated from Wirawila tank — the Kirindi Oya right bank scheme (KORB). It is not a ‘village community’ so much as an area of dispersed settlement, including 85 households, given a limited degree of unity because it surrounds a single yaya. Since it lies towards the tail-end of KORB, some of t
30#
發(fā)表于 2025-3-26 23:13:27 | 只看該作者
Agricultural Extension: Myth, Reality and Challenge,eginbotham, 1973; Mook, 1974), and has also been studied in some of its aspects in Sri Lanka (Abeyratne, 1973; ARTI, 1974). Much of the concern has been with the diffusion of new technology in agriculture, with a tendency in India towards studies of the communication process. Our own selective study
 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 期刊點評 投稿經(jīng)驗總結(jié) SCIENCEGARD IMPACTFACTOR 派博系數(shù) 清華大學(xué) Yale Uni. Stanford Uni.
QQ|Archiver|手機版|小黑屋| 派博傳思國際 ( 京公網(wǎng)安備110108008328) GMT+8, 2025-10-8 20:14
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
平安县| 河曲县| 明水县| 滨州市| 延安市| 华亭县| 万载县| 竹溪县| 扶风县| 凤台县| 古浪县| 芦溪县| 广河县| 云浮市| 绍兴县| 双峰县| 高雄市| 依安县| 乐陵市| 长泰县| 津市市| 东兰县| 全州县| 治多县| 女性| 鄯善县| 广宗县| 津南区| 鄯善县| 武冈市| 遂昌县| 梁河县| 雷州市| 扬中市| 孟连| 延边| 惠州市| 水富县| 台北市| 肥城市| 涟源市|