Sugarcane is one of the major important sugar yielding crops in Bangladesh.As an exhaustive crop,sugarcane removes a huge amount of plant nutrients from the soil.However,the combined use of organic and inorganic ferti...Sugarcane is one of the major important sugar yielding crops in Bangladesh.As an exhaustive crop,sugarcane removes a huge amount of plant nutrients from the soil.However,the combined use of organic and inorganic fertilizers can be a good approach to deal with nutrient depletion and promote sustainable crop production as well as improve soil health.Therefore,an attempt was made to identify the most fruitful and profitable integrated nutrient management on the aspects of growth,yield and quality of sugarcane in two consecutive growing seasons.Seven treatments:T_(1)=Control,T_(2)=165:55:120:30:10:2.5:4 kg N:P:K:S:Mg:Zn:B ha^(−1),T_(3)=Poultry Litter(PL)at 5 t ha^(−1)+95:51:87:9:10:2.5:4 kg N:P:K:S:Mg:Zn:B ha^(−1),T_(4)=Cow Dung(CD)at 15 t ha^(−1)+36:52:60:17:10:2.5:4 kg N:P:K:S:Mg:Zn:B ha^(−1),T_(5)=Press Mud(PM)at 15 t ha^(−1)+10:50:43:0:10:2.5:4 kg N:P:K:S:Mg:Zn:B ha^(−1),T_(6)=Mustard Oil Cake(MOC)at 0.5 t ha^(−1)+140:54:115:25:10:2.5:4 kg N:P:K:S:Mg:Zn:B ha^(−1)and T_(7)=GM(Green Manure)at 5 t ha^(−1)+140:53:100:28:10:2.5:4 kg N:P:K:S:Mg:Zn:B ha^(−1)were used in this experiment.Two years data showed that treatment T_(3)produced the maximum amount of tillers,total dry matter yield,millable sugarcane,cane yield and sugar yield,followed by the T_(4)treatment.The highest stalk heights were recorded in the T_(3)treatment,which was statistically similar to all other treatments except T_(1)and T_(2).The juice quality parameters viz.,brix and pol in cane were found significant in treatment T_(3)while the highest purity was obtained in the T_(7)treatment.All the data of Jaggery(goor)quality parameters,the highest sucrose content,color transmittance,Jaggery(goor)recovery and the lowest ash content of Jaggery(goor)were observed in the T_(3)treatment,which was statistically similar to the T_(4)treatment in both seasons.The highest cost of production was obtained from the T_(6)treatment while the highest gross return,net return and BCR were recorded in the T_(3)treatment.No significant changes were found in one cycle of sugarcane in initial and post-harvest soil characteristics viz.,pH,organic carbon,total N,and available P,K and S contents due to integrated use of different fertilizer packages.From the experimental findings,it was concluded that treatment T_(3)followed by T_(4)treatment would be the better productive and profitable integrated nutrient management technology for ensuring higher yields and quality of sugarcane without soil fertility degradation in the High Ganges River Floodplain soils.展开更多
Chickpea yield is decreasing day by day due to drought stress,which could be an immense risk for future food security in developing countries.Management practices could be the most excellent approach to diminish loss ...Chickpea yield is decreasing day by day due to drought stress,which could be an immense risk for future food security in developing countries.Management practices could be the most excellent approach to diminish loss due to this abiotic factor.The current research work was designed to explore the tolerance reaction of chickpea genotypes against management practices,through morphological and biochemical parameters and evaluate yield performance across drought prone location of Bangladesh.Four genotypes BD-6048,BD-6045,BD-6090,BD-6092 and eight management practices,e.g.,severe water stress(SWS),i.e.,without irrigation,10 cm thick mulching with rice straw(MRS),10 cm thick mulching with water hyacinth(MWH),organic amendment through compost(OAC)@3 t ha−1,organic amendment through cow dung@5 t ha−1(OACD),organic amendment through poultry manure@2 t ha−1(OAPM),inorganic amendment through proline application(IAPA)as foliar spray and 16 h hydro-priming(HP).The study revealed that the genotypes BD-6048 showed excellent performance because of the highest chlorophyll,carotenoids,phosphorus,potassium,proline and protein content.The highest pod number plant−1 also increased seed yield in BD-6048.Considering management practices,IAPA increased relative water content,carotenoids,leaf phosphorus and potassium compared to other management practices and severe water stress.Finally,BD-6084 was selected as best genotype because of a significant increase in chlorophyll a and b,carotenoids,and relative water content with IAPA.Identified top performing genotypes can be used for releasing variety and cultivated for sustainable production in drought prone area of Bangladesh.展开更多
基金This research was funded by the Bangladesh Sugar crop Research Institute(BSRI),Ishwardi,Pabna,Bangladesh and the Taif University Researchers Supporting Project No.TURSP-2020/142,Taif University,Taif,Saudi Arabia.
文摘Sugarcane is one of the major important sugar yielding crops in Bangladesh.As an exhaustive crop,sugarcane removes a huge amount of plant nutrients from the soil.However,the combined use of organic and inorganic fertilizers can be a good approach to deal with nutrient depletion and promote sustainable crop production as well as improve soil health.Therefore,an attempt was made to identify the most fruitful and profitable integrated nutrient management on the aspects of growth,yield and quality of sugarcane in two consecutive growing seasons.Seven treatments:T_(1)=Control,T_(2)=165:55:120:30:10:2.5:4 kg N:P:K:S:Mg:Zn:B ha^(−1),T_(3)=Poultry Litter(PL)at 5 t ha^(−1)+95:51:87:9:10:2.5:4 kg N:P:K:S:Mg:Zn:B ha^(−1),T_(4)=Cow Dung(CD)at 15 t ha^(−1)+36:52:60:17:10:2.5:4 kg N:P:K:S:Mg:Zn:B ha^(−1),T_(5)=Press Mud(PM)at 15 t ha^(−1)+10:50:43:0:10:2.5:4 kg N:P:K:S:Mg:Zn:B ha^(−1),T_(6)=Mustard Oil Cake(MOC)at 0.5 t ha^(−1)+140:54:115:25:10:2.5:4 kg N:P:K:S:Mg:Zn:B ha^(−1)and T_(7)=GM(Green Manure)at 5 t ha^(−1)+140:53:100:28:10:2.5:4 kg N:P:K:S:Mg:Zn:B ha^(−1)were used in this experiment.Two years data showed that treatment T_(3)produced the maximum amount of tillers,total dry matter yield,millable sugarcane,cane yield and sugar yield,followed by the T_(4)treatment.The highest stalk heights were recorded in the T_(3)treatment,which was statistically similar to all other treatments except T_(1)and T_(2).The juice quality parameters viz.,brix and pol in cane were found significant in treatment T_(3)while the highest purity was obtained in the T_(7)treatment.All the data of Jaggery(goor)quality parameters,the highest sucrose content,color transmittance,Jaggery(goor)recovery and the lowest ash content of Jaggery(goor)were observed in the T_(3)treatment,which was statistically similar to the T_(4)treatment in both seasons.The highest cost of production was obtained from the T_(6)treatment while the highest gross return,net return and BCR were recorded in the T_(3)treatment.No significant changes were found in one cycle of sugarcane in initial and post-harvest soil characteristics viz.,pH,organic carbon,total N,and available P,K and S contents due to integrated use of different fertilizer packages.From the experimental findings,it was concluded that treatment T_(3)followed by T_(4)treatment would be the better productive and profitable integrated nutrient management technology for ensuring higher yields and quality of sugarcane without soil fertility degradation in the High Ganges River Floodplain soils.
基金funded by Bangladesh Agricultural Research Council,Bangladesh.The current work was also funded by Taif University Researchers Supporting Project No.(TURSP-2020/59),Taif University,Taif,Saudi Arabia.
文摘Chickpea yield is decreasing day by day due to drought stress,which could be an immense risk for future food security in developing countries.Management practices could be the most excellent approach to diminish loss due to this abiotic factor.The current research work was designed to explore the tolerance reaction of chickpea genotypes against management practices,through morphological and biochemical parameters and evaluate yield performance across drought prone location of Bangladesh.Four genotypes BD-6048,BD-6045,BD-6090,BD-6092 and eight management practices,e.g.,severe water stress(SWS),i.e.,without irrigation,10 cm thick mulching with rice straw(MRS),10 cm thick mulching with water hyacinth(MWH),organic amendment through compost(OAC)@3 t ha−1,organic amendment through cow dung@5 t ha−1(OACD),organic amendment through poultry manure@2 t ha−1(OAPM),inorganic amendment through proline application(IAPA)as foliar spray and 16 h hydro-priming(HP).The study revealed that the genotypes BD-6048 showed excellent performance because of the highest chlorophyll,carotenoids,phosphorus,potassium,proline and protein content.The highest pod number plant−1 also increased seed yield in BD-6048.Considering management practices,IAPA increased relative water content,carotenoids,leaf phosphorus and potassium compared to other management practices and severe water stress.Finally,BD-6084 was selected as best genotype because of a significant increase in chlorophyll a and b,carotenoids,and relative water content with IAPA.Identified top performing genotypes can be used for releasing variety and cultivated for sustainable production in drought prone area of Bangladesh.
