Development of hand tractor-mounted seed drill for rice-based cropping systems in the Philippines
نویسندگان
چکیده
منابع مشابه
the stady and analysis of rice agroclimatology in lenjan
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this study investigates the cohesive devices used in the textbook of english for the students of psychology. the research questions and hypotheses in the present study are based on what frequency and distribution of grammatical and lexical cohesive devices are. then, to answer the questions all grammatical and lexical cohesive devices in reading comprehension passages from 6 units of 21units th...
updating nutrient requirements for rice-based cropping systems in non-saline tidal flood ecosystem of bangladesh
p. k. saha1, m. n. islam2* and m. s. islam3 1-ex-chief scientific officer, soil science division, brri, gazipur-1701, bangladesh 2- scientific officer, soil science division, brri, gazipur-1701, bangladesh 3-agricultural extension officer, dae, bangladesh *corresponding author email: [email protected] received:12 may 2015 ...
متن کاملVersatile Strip Seed Drill: A 2-Wheel Tractor-Based Option for Smallholders to Implement Conservation Agriculture in Asia and Africa
Smallholders in Asia and Africa require low-cost seed drills for minimal soil disturbance while establishing various crops. A seed drill that can be drawn by the widely-available two-wheel tractor (2WT) is an attractive option for mechanization of no-till in small-sized fields. The Versatile Strip Seed Drill (VSSD) was designed with the capacity to make up to 40 mm wide and 60 mm deep strips in...
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این پژوهش با هدف "بررسی وضعیت موجود آموزش عالی مجازی در ایران و راههای توسعه و ارتقای آن " و با روش توصیفی-تحلیلی و پیمایشی صورت پذیرفته است. بررسی اسنادو مدارک موجود در زمینه آموزش مجازی نشان داد تعداد دانشجویان و مقاطع تحصیلی و رشته محل های دوره های الکترونیکی چندان مطلوب نبوده و از نظر کیفی نیز وضعیت شاخص خدمات آموزشی اساتید و وضعیت شبکه اینترنت در محیط آموزش مجازی نامطلوب است.
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ژورنال
عنوان ژورنال: Plant Production Science
سال: 2019
ISSN: 1343-943X,1349-1008
DOI: 10.1080/1343943x.2018.1562309