نتایج جستجو برای: e drip irrigation
تعداد نتایج: 1060085 فیلتر نتایج به سال:
Irrigation quotas influenced the characteristics of preferential flow in cotton fields under mulched drip irrigation Northwest China | Rui Chen, Zhenhua Wang, Tianyu Xiaodi Wu Agricultural Journals
Nonflooded irrigation is an important water-saving rice cultivation technology, but little is known on its photosynthetic mechanism. The aims of this work were to investigate photosynthetic characteristics of rice during grain filling stage under three nonflooded irrigation treatments: furrow irrigation with plastic mulching (FIM), furrow irrigation with nonmulching (FIN), and drip irrigation w...
Irrigated agriculture has always been relevant to the Aragonese society. The major expansion of irrigation took place during the XX century to promote economic growth and to improve farmers’ social conditions in rural Spain. At present, maintaining irrigation in Aragon is still important because agriculture is linked to a strong agribusiness sector, and because irrigation contributes to avoid d...
Detailed information on the root system under drip irrigation will help in more efficient scheduling. Although input of previous crop residues is effective increasing soil fertility, little known about its effect system. This study aimed to investigate effects methods (drip or flood) and different management morphological characteristics distribution physiological functions rice cultivar ‘Hinoh...
Automatic irrigation scheduling has been demonstrated using wired sensors and sensor network systems with subsurface drip and moving irrigation systems. However, there are limited studies that report on crop yield and water use efficiency resulting from the use of wireless networks to automatically schedule and control irrigations. In this 2011 study, a multinode wireless sensor network (WSN) s...
the objectives of this study were to evaluate the effects of nitrogen fertigation frequency on lint yield, lint properties, chlorophyll content (spad readings), and the photosynthesis rate (pr) of cotton. this study was carried out in the southeastern anatolia region of turkey in 2011 and 2012 with drip-irrigated cotton. the maximum lint yield (1,856 kg ha-1) was obtained with one lateral for e...
in order to study of drought tolerance levels in some wheat lines and cultivars based on uniform regional wheat yield trial (urwyt-m-75) an experiment was carried out using a strip plot design based on complete block design with 3 replications for two years (1998-2000) in torogh agricultural research station (mashhad, iran). the main plots (horizontal factor) were 3 levels of irrigation: 10, 20...
effect of subsurface irrigation with porous clay capsules on quantitative and quality of grape plant
introduction: maintaining soil moisture content at about field capacity and reducing water loss in near root zone plays a key role for developing soil and water management programs. clay pot or porous pipe is a traditional sub-irrigation method and is ideal for many farms in the world’s dry land with small and medium sized farms and gardens and is still used limitedly in dry lands of india, ira...
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