The 2% zinc spray plus fertilizer had the highest fresh root yield, 26.0 t ha-1.

zinc atom · yield · Manihot esculenta (cassava)Results agree

5 papers in the same direction as this claim

1. positive
   Zn+Mg treatment on HB 60 gave the highest fresh root yield (15.77 t rai-1 or 98.56 t ha-1).

   The Combination Effects of Zinc, Magnesium, Sulphur Foliar Fertilizer Management on Cassava Growth and Yield Grown on Map Bon, Coarse-loamy Variant Soil · 2013

   Same direction

2. positive
   Application of Zn or Zn + Se + I at the vegetative stage significantly increased cassava tuber yields in a field study in southeastern Nigeria.

   Improving the yield and nutritional quality of cassava ( Manihot esculenta Crantz) in the rainforest agro-ecological zone of southeast Nigeria through agronomic biofortification with micronutrients · 2024

   Same direction

3. positive
   Maximum cassava tuber yields were produced by 8 kg Zn/ha.

   Mineral nutrition of cassava ( Manihot esculenta Crantz) grown in replaced soil after bauxite mining at Weipa, Queensland · 1996

   Same direction

4. positive
   The soil-test-based fertiliser recommendation produced the greatest benefit–cost ratio, 1.75, for cassava.

   Soil Test and Plant Tissue Analysis as Diagnostic Tools for Fertilizer Recommendations for Cassava in an Ultisol · 2015

   Same direction

5. positive
   Zn application to the soil significantly increased cassava dry matter production, concentration and uptake in the greenhouse experiment.

   Effect of Zinc Application Rates on Manihot esculenta Yield Grown in Coastal Plain Sand Soils of Nigeria · 2019

   Same direction

application · yield · Manihot esculenta (cassava)Positive and negative results

16 papers in the same direction as this claim · 1 in the opposite direction

1. negative
   The control treatment gave the least returns.

   Impact of Organic Nutrient Management Practices on Growth Dynamics and Economics of Short-duration Cassava (Manihot esculenta Crantz.) · 2023

   Opposite direction

2. positive
   Combined extended photoperiod, pruning and benzyladenine enabled high seed production from erect cassava genotypes in a short period.

   Effect of Pruning Young Branches on Fruit and Seed Set in Cassava · 2020

   Same direction

3. positive
   Strategy C, spraying with chemicals plus uprooting and burning, gives the farmer more yield if the government intervenes with massive spraying.

   A mathematical model for the dynamics and cost effectiveness of the current controls of cassava brown streak disease in Uganda · 2015

   Same direction

4. positive
   Insecticide sprays increased cassava foliage and root yield.

   Economic damage caused by lacebug upon cassava root and foliage yield. · 2009

   Same direction

5. positive
   The spray increased tuber yield.

   A Combined Nutrient/Biocontrol Agent Mixture Improve Cassava Tuber Yield and Cassava Mosaic Disease · 2021

   Same direction

6. positive
   The combined K2SO4 five-dose and foliar micronutrient treatment gave the highest total tuberous root yield.

   Influence of Application Systems of K2SO4 and Foliar Application of Micronutrient Mixtures on Cassava Grown in Sandy Soil · 2014

   Same direction

7. positive
   Foliar CCC applications at 500 to 2000 ppm, applied twice or four times, gave significantly greater tuber yield than the control, with most marked effects at the final harvest.

   Effects of Cycocel on Crop Plants in Sierra Leone II. Cassava (Manihot Esculenta) · 1976 · compared with the control

   Same direction

8. positive
   The combination of foliar and soil swine manure extract applications favored dry matter and tuber yield improvement in cassava.

   Effect of Swine Manure Extract by Foliar Application and Soil Drenching on Dry Matter and Nutrient Uptake of Cassava · 2011

   Same direction

9 papers more in this group

fertilization · yield · Manihot esculenta (cassava)Positive and negative results

140 papers in the same direction as this claim · 10 in the opposite direction · 2 reporting no difference from an alternative

1. negative
   In the first year, sole organic fertilizer produced significantly lower cassava root yield.

   Complementary Organic and Inorganic Fertilizer Application: Influence on Growth and Yield of Cassava/maize/melon Intercrop with a Relayed Cowpea. · 2007 · compared with complementary application

   Opposite direction

2. no effect
   Fertilizer did not significantly influence tuber yield in early-planted cassava.

   Influence of NPK fertilizer on tuber yield of early and late-planted cassava in a forest alfisol of south-western Nigeria · 2004

   Opposite direction

3. no effect
   Fertilizer did not significantly affect root yield on F100 or Kileba.

   Management of African root and tuber scale using improved cassava genotypes and mineral fertilisers · 2005

   Opposite direction

4. no effect
   NPK rate had no significant effect on cassava harvest index.

   Effect of biocontrol agents and biofertilizers on root rot, yield, harvest index and nutrient uptake of cassava (Manihot esculantaCrantz) · 2012

   Opposite direction

5. no effect
   LER values were not affected by fertilization.

   Evaluation of Intercropping Cassava/Corn/Beans (Phaseolus vulgaris L.) in Northeast Brazil · 1991

   Opposite direction

6. no effect
   Fertilizer application did not change cassava root yield at Kwadaso

   Effects of fertilizer and cassava-legume cropping systems on root yields in two agro-ecological zones of Ghana · 2017

   Opposite direction

7. negative
   Cassava without K fertilization had the poorest growth and yield.

   Potassium Availability in Tropical Sandy Soils and Cassava Response to Three-Year K Fertilization · 2024

   Opposite direction

8. negative
   Without added potassium fertilizer, cassava vegetative growth and productivity decreased.

   Response of Cassava Crop Cultivated In Sandy Soil To Different Sources of Potassium Fertilizers · 2020

   Opposite direction

144 papers more in this group