منابع مشابه
Manchu widows and ethnicity in Qing China.
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Grain yields of spring wheat (Triticum aestivum L. cvs. AC Barrie, AC Walton, AC Wilmot, Belvedere, Glenlea) in field plots over a 3-year period were increased (P < 0.001) by an average of 0.56 (25.1%) and 1.17 (52.5%) tonnes/ha in comparison to untreated check plots when aldicarb at 2.24 kg or fosthiazate at 13.5 a.i./ha, respectively, were broadcast and incorporated into the soil to suppress ...
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Since the Song dynasty, China had sometimes supported a massive navy, which the Mongols expanded to invade Japan in 1274 and again in 1281 and to attack Java. Subsequently, the early Ming navy carried out enormous excursions into Southeast Asia and the Indian Ocean from 1403 to 1434. Ming rulers also declined any political accommodation with the Mongols and their nomadic neighbours, a policy th...
متن کاملGrain yields with limited water.
Plant reproduction is sensitive to water deficits, especially during the early phases when development may cease irreversibly even though the parent remains alive. Grain numbers decrease because of several developmental changes, especially ovary abortion in maize (Zea mays L.) or pollen sterility in small grains. In maize, the water deficits inhibit photosynthesis, and the decrease in photosynt...
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ژورنال
عنوان ژورنال: SSRN Electronic Journal
سال: 2018
ISSN: 1556-5068
DOI: 10.2139/ssrn.3300751