fertilization · Growth · Pyrus communis (pear)

Importance of Weed Control and Nitrogen Fertilizer on Growth and Yield of Young Bearing Apple and Pear Trees · 1991

• positive
  Supplemental nitrogen overcame weed competition and improved tree vigor without herbicide.

Studies of trunk injection fertilizing in pear trees · 2002

• positive
  Trunk injection with soil fertilizing increased dry weight per leaf area by 0.40 mg/cm 2.
• positive
  Single trunk injection increased leaf area by 8.63 cm 2.
• positive
  Trunk injection with soil fertilizing increased leaf area by 6.11 cm 2.
• positive
  Single trunk injection increased dry weight per leaf area by 2.90 mg/cm 2.

Effect of Pear Trees Injecting YLG in Potential Iron Deficiency · 2002

• positive
  Trunk injection of YLG fertilizer increased individual leaf area and leaf dry weight/leaf area ratio of pear trees.

Effects of late autumn foliar applicationof high concentration fertilizers on the growth and development in pear tree · 2002

• positive
  Individual fertilizer treatments stimulated pollen tube elongation.

Effects of plant-derived nutrient solutions on the growth and fruit quality of 'Xueqing' pear · 2008

• positive
  Pear bloom nutrient solution increased leaf area by 13.02%.

  compared with others

• positive
  Pear bloom nutrient solution increased shoot length by 19.5% compared with other solutions.

  compared with others

Effects of multielement biological organic fertilizer on quality of pear growing in karst hill area · 2008

• positive
  Fertilizer at the beginning of fruit enlargement enlarged pear fruit.

Research on Nutrient Effect of Different Botanical Organic Fertilizers on Young Pear Plant [Pyrus pyrifolia (Burm.f.) Nakai] in Sandy Soil · 2008

• positive
  Botanical organic fertilizers raised pear height, diameter and portable area.

Using of Natural Raw Material Mixture and Magnetite Raw (Magnetic Iron) as Substitute for Chemical Fertilizers in Feeding "Le Conte" Pear Trees Planted in Calcareous Soil · 2010

• positive
  NPK treatments significantly increased shoot length in the first year only.
• positive
  NPK treatments significantly increased shoot diameter in both studied years.
• no effect
  Differences between NPK and control for shoot number and leaf area were not statistically significant.

Effects of different organic fertilizers on tree growth, yield, fruit quality, and soil microorganisms in a pear orchard · 2012

• positive
  BOF increased pear shoot length and leaf area.

  compared with unfertilized control

Effect Of Fertilization Methods On Growth Of Pear Trees, Yielding And Fruit Quality · 2013

• positive
  The way of fertilization had a beneficial influence on fruit morphology (diameter, height and mass) of pear cv. Lukasowka.
• no effect
  The method of fertilizer application had no significant effect on the growth of pear trees.
• no effect
  The way of fertilization had no such effect on fruit morphology of pear cv. Conference.

Effect of nitrogen rates on pear tree growth and fruit quality under wheat straw mulching in dryland · 2014

• positive
  Nitrogen fertilizer promoted shoot growth, leaf area and leaf weight.

Different effects of four commercial fertilizers on organic pear orchard · 2014

• positive
  Zhongyuan fertilizer gave higher shoot length.

  compared with other commercial organic fertilizers and homemade compost

• positive
  Saizhong 28 and Zhonghe raised specific leaf weight relative to CK.

  compared with CK

INTEGRATED PLANT NUTRITION ON THE RECOVERY OF A PEAR (PYRUS COMMUNIS 'PACKAM'S TRIUMPH') ORCHARD · 2015

• positive
  Integrated plant nutrition increased pear root density relative to chemical fertilization alone.

  compared with only the chemical fertilization at the same rates

cited by 1 paper here

INFLUENCE OF PERSPECTIVE AGROCHEMICAL PREPARATIONS ON PEAR BIOMETRICS · 2019

• positive
  Idrofloral Plus yielded the maximum total pear shoot growth.

Effect of spraying with zinc nanoparticles, Humic acid, and adding the mineral fertilizer on the growth of pear seedlings (Hollywood cultivar) · 2020

• positive
  Urea at 10 g per seedling gave the highest leaf area (22.45 cm2).
• positive
  Urea at 10 g per seedling gave the highest stem diameter (7.18 mm).
• positive
  Urea at 10 g per seedling gave the highest number of leaves (39.87 per seedling).

Biological technology for the production of pear seedlings · 2020

• positive
  The combination increased root number and total root length.
• positive
  Emistim with Gumi-30 and Siliplant increased seedling foliage and leaf area.

Integrated nutrient management as a sustainable strategy to recover a decayed Pear (Pyrus communis) orchard · 2021

• positive
  INM significantly increased NDVI by nitrogen nutrient index.
• positive
  INM improved pear root density after two years.

cites 1 paper here

PHYSIOLOGICAL STUDIES ON FERTILIZATION OF LECONT CV. PEAR TRANSPLANTS 1-Some vegetative growth parameters · 2021

• positive
  The combined biofertilizer and 75% mineral fertilizer treatment was superior for pear vegetative growth.
• positive
  Betulaefolia with the combined fertilizer treatment produced the highest pear transplant vegetative growth.
• negative
  Communis with mineral fertilizer control had the lowest pear transplant vegetative growth.

Influence of agrochemical agents on biometric parameters of pear varieties in protected soil conditions · 2021

• positive
  Idrofloral at 3.75 g/l increased Chizhovskaya vegetative growth length by 45.6% versus control.

  compared with control

• positive
  Idrofloral increased Chizhovskaya leaf number by 33.7% versus control.

  compared with control

The Effect of Farm Manure on Yield and Some Soil Properties in a Pear Garden in Yozgat · 2022

• positive
  Pear shoot number was higher with both manure doses than control in 2020.

  compared with control

• no effect
  Shoot number showed no statistical difference in 2018 or 2019.

N Utilization, Residual and Loss Characteristics of Spring-Topdressing (15N-urea) Pear Orchards in the Old Course of the Yellow River Area · 2022

• positive
  The authors state that spring top-dressing can effectively alleviate the nutrient competition between reproductive and vegetative growth.

Revealing the role of the rhizosphere microbiota in reproductive growth for fruit productivity when inorganic fertilizer is partially replaced by organic fertilizer in pear orchard fields · 2023

• positive
  Sheep manure was particularly effective at promoting the growth of gammaproteobacteria and Clostridia in the pear orchard soil.

Effect of Nano and Mineral NPK in Vegetative Growth Parameter of Pear Saplings · 2023

• positive
  Mineral NPK at 100 g.plant -1 increased pear height and second-season stem diameter.