This study was conducted to evaluate the performance of black gram (Vigna mungo.L) grown under drought stress using coir waste manure and cow dung manure. Two varieties of black gram-ATD mash 3 and ATD mash 1 were the treatment variables. A best fit positive relationship existed between leaf chlorophyll and leaf nitrogen content with two organic manures. N, P and K accumulation in the two varie...

The essential oil of Rosa damascena Mill. is one of the most valuable and important base material in the flavor and fragrance industry. The aim of this study was to determine the effects of different rates of cow manure on the essential oil of the rose petals. For this a field experiment was conducted on a clay loam soil at the research farm of Alborz research station, Karaj, Iran. Experimental...

a field study was conducted in qaen region using complete randomized blocks with three replications to study the effect of organic manure, zinc and boron on yield and yield components of millet and grain chemical composition. the treatments included factorial arrangement of municipal solid waste compost and cow manure (each at 25 ton ha-1), zn (0, 50 kg ha-1) and b (0, 10 kg ha-1) by using thei...

Excessive consumption of nitrogen (N) to enhance production, which may lead to environmental pollution. While sustainable production is threatened due to low soil fertility and organic matter. This study was carried out as a factorial experiment in the randomized complete block design and three replications at the research field of the University of Jiroft in 2018-2019. The present study invest...

Dairy cattle farming produces large amounts of wastewater and it causes environmental pollution eutrophication rivers, but the nutrients in waste could be recycled. Here, an improved vermicomposting system was applied to dairy farm wastewater, with a nitrogen content 100 mg/L 200mg/L tested different combinations organic substrates such as cow manure rice straw rural solid waste. Results showed...

in order to investigation the effects of different combination and amount of chemical, biological and organic manure in present of water absorbent materials on some phenological, morphological and yield of soybean, a field study was carried out gorgan region climate conditions in a factorial experiment based on randomized complete block design with three replications. in this experiment two lev...