scholarly journals Effect of Drip Irrigation and Bicolour Polyethylene Mulch on Growth, Yield and Water Productivity of Cole Crops in Eastern Hill Plateau Region of India

2019 ◽  
Vol 9 (3) ◽  
pp. 23-30
Author(s):  
B. K. Jha, S. S. Mali , S. K. Naik B. K. Jha, S. S. Mali , S. K. Naik ◽  
2020 ◽  
Vol 41 (03) ◽  
Author(s):  
Sachin Himmatrao Malve ◽  
Ashok Saini ◽  
Praveen Rao V

Water is one of the most essential natural resource, which is often costly and limiting input particularly in arid and Semi-arid. Since water is the life line for accruing desired yield levels, its time of application, method of application and quantity applied levels besides saving water. Further, there is a need for judicious use of water to reap the maximum benefit from this limiting resource. Off late, amongst irrigation methods, drip irrigation plays a vital role in economizing irrigation water, higher water use efficiency and enhancing crop yield in water scarce areas. Many research findings also confirm considerable saving in irrigation water through adoption of precise irrigation method like drip irrigation. The response of wheat to surface check basin and drip irrigation is reviewed.


HortScience ◽  
1991 ◽  
Vol 26 (5) ◽  
pp. 488b-488
Author(s):  
Robert Stubblefield ◽  
Robert Wiedenfeld

A field study was conducted in south Texas in the spring 1990 to determine the effects of ground cover, planting method and drip irrigation rates on cantaloupe growth, yield and quality. Transplanting vs. direct seeding enhanced early vine growth with earlier yields, although direct seeding later caught up resulting in comparable final cumulative yields. Black polyethylene mulch also improved earliness but at the loser irrigation rate total yields were reduced due to deflection of rainfall by the mulch. Irrigation at .1, .3, .5, .7 and .9 times pan evaporation had little effect on final cumulative yields with exception to the .1 and .3 rates. Melon sugar content was highest for transplants with direct seeded melons becoming comparable only at mid to final harvest. The combined practices of transplanting and black polyethylene mulch resulted in a 14 day earliness advantage over the treatments that were direct seeded on bare soil although final yields were unaffected. No appreciable increase in soil salinity were found as a result of drip irrigation usage.


2020 ◽  
Vol 12 (17) ◽  
pp. 6779 ◽  
Author(s):  
Indranil Samui ◽  
Milan Skalicky ◽  
Sukamal Sarkar ◽  
Koushik Brahmachari ◽  
Sayan Sau ◽  
...  

In the coastal zone of the Ganges Delta, water shortages due to soil salinity limit the yield of dry season crops. To alleviate water shortage as a consequence of salinity stress in the coastal saline ecosystem, the effect of different water-saving (WS) and water-conserving options was assessed on growth, yield and water use of tomato; two field experiments were carried out at Gosaba, West Bengal, India in consecutive seasons during the winter of 2016–17 and 2017–18. The experiment was laid out in a randomized block design with five treatments viz., surface irrigation, surface irrigation + straw mulching, drip irrigation at 100% reference evapotranspiration (ET0), drip irrigation at 80% ET0, drip irrigation at 80% ET0 + straw mulching. Application of drip irrigation at 80% ET0 + straw mulching brought about significantly the highest fruit as well as the marketable yield of tomato (Solanum lycopersicum L.). The soil reaction (pH), post-harvest organic carbon, nitrogen, phosphorus and potassium (N, P and K) status and soil microbial population along with the biochemical quality parameters of tomato (juice pH, ascorbic acid, total soluble solids and sugar content of fruits) were significantly influenced by combined application of drip irrigation and straw mulching. Surface irrigation significantly increased the salinity level in surface and sub-surface soil layers while the least salinity development was observed in surface mulched plots receiving irrigation water through drip irrigation. The highest water productivity was also improved from drip irrigation at 80% ET0 + straw mulched plots irrespective of the year of experimentation. Such intervention also helped in reducing salinity stress for the tomato crop. Thus, straw mulching along with drip irrigation at 80% ET0 can be recommended as the most suitable irrigation option for tomato crop in the study area as well as coastal saline regions of South Asia. Finally, it can be concluded that the judicious application of irrigation water not only increased growth, yield and quality tomatoes but also minimized the negative impact of soil salinity on tomatoes grown in the coastal saline ecosystem of Ganges Delta.


Agronomy ◽  
2021 ◽  
Vol 11 (5) ◽  
pp. 864
Author(s):  
Roman Rolbiecki ◽  
Stanisław Rolbiecki ◽  
Anna Figas ◽  
Barbara Jagosz ◽  
Piotr Prus ◽  
...  

The aim of this study was to verify the response of 13 American asparagus cultivars cultivated for green spear on surface postharvest drip irrigation. Irrigation, used to compensate for periodic deficiencies in precipitation, allows for high- and good-quality crops for many species. The field experiment was carried out in 2006–2008 on a very light sandy soil in central Europe (Poland). Irrigation treatments were applied using the tensiometer indications. Water requirements of asparagus were calculated on the base of reference evapotranspiration and crop coefficients. The following evaluations were made: Height, diameter, and number of summer stalks, as well marketable yield, weight, and number of consumption green spears. Drip irrigation applied for 2 years (2006–2007) in the postharvest period had a positive effect on all studied traits in both summer stalks and green spears in 2007–2008. A significant increase in the height, number, and diameter of summer stalks, as well an increase in the marketable yield, weight, and number of green spears was observed for most of the cultivars. In general, postharvest drip irrigation of asparagus cultivated in very light sandy soil significantly contributes to the increase in productivity of American cultivars of this species.


Author(s):  
Rumiana Kireva ◽  
Roumen Gadjev

The deficit of the irrigation water requires irrigation technologies with more efficient water use. For cucumbers, the most suitable is the drip irrigation technology. For establishing of the appropriate irrigation schedule of cucumbers under the soil and climate conditions in the village of Chelopechene, near Sofia city, the researchеs was conducted with drip irrigation technology, adopting varying irrigation schedules and hydraulic regimes - from fully meeting the daily crops water requirements cucumbers to reduced depths with 20% and 40%. It have been established irrigation schedule with adequate pressure flows in the water source, irrigation water productivity and yields of in plastic unheated greenhouses of the Sofia plant.


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