نتایج جستجو برای: relay cropping
تعداد نتایج: 27540 فیلتر نتایج به سال:
Growing a second food, fodder or bioenergy crop during the fallow period commonly refers to sequential double cropping relay practices, as function of sowing date (following within primary crop, respectively). Such practice may generate an additional income while supplying support and regulation services. As such, it could be referred form ecologically intensive agriculture but also opportunity...
Field pennycress (Thlaspi arvense L.) (PC) and winter camelina [Camelina sativa (L.) Crantz] (WC) have the potential to provide ecosystem services economic incentives when adopted as an oilseed cover crops in corn (Zea mays L.)–soybean [Glycine max Merr.] rotations. However, PC WC establishment yield northern Corn Belt their subsequent impact on row are not well known. This study was conducted ...
in this paper, design and application of a new digital protective relay based on fuzzy logicand value estimation to a radial power system protection was presented. a novel approach based onvalue estimation was investigated for the proposed fuzzy logic based protective relay. in addition to thetheoretical aspect of fuzzy logic, mathematical definition of value estimation, detection andmeasuremen...
The Lesti sub-watershed area is mostly steep mountain slopes, when the rain fall it carries erosion and sediment material. This study aims to discover trend of land-use changes; measure amount rate Erosion Hazard Levels; obtain sediment-transport actual quantity based on SWAT application; scatter land critical-level; determine strategy for implementing conservation controlling rates. Level were...
Cropping system level study is not only useful to understand to overall sustainability of agricultural system, but also it helps in generating many important parameters which are useful in climate change impact assessment. Considering its importance, Space Applications Centre, took up a project for mapping and characterizing major cropping systems of Indo-Gangetic Plains of India. The study are...
Multiple cropping, a common practice of intensive agriculture that grows crops multiple times in the agricultural land in one growing season, is an effective way to fulfill the food demand given limited cropland areas. Deriving cropping cycles from satellite data provides the spatial distribution of cropping intensities that allows for monitoring of the multiple cropping activities over large a...
In this paper, our objective is maximizing total sum-rate subject to power constraints on total relay transmit power or individual relay powers, for amplify-and-forward single-antenna relay-based wireless communication networks. We derive a closed-form solution for the total power constraint optimization problem and show that the individual relay power constraints optimization problem is a quad...
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