Effect of organic biostimulants on cannabis productivity and soil microbial activity under outdoor conditions | Journal of Cannabis Research


  • Abdelrahman HM, Zaghloul R, Hassan EA, El-Zehery H, Salem A. New strains of plant growth-promoting rhizobacteria in combinations with humic acid to enhance squash growth under saline stress. Egypt J Soil Sci. 2021;61:81–90.

    Article 

    Google Scholar
     

  • Abou-Aly H, Mady M. Complemented effect of humic acid and biofertilizers on wheat (Triticum aestivum L.) productivity. Ann Agric Sci Moshtohor. 2009;47:1–12.


    Google Scholar
     

  • Akbari P, Ghalavand A, Modares SAM. Effects of different nutrition systems and biofertilizer (PGPR) on phenology period yield andyield components of sunflower (Helianthus Annuus L.). Electron J Crop Prod. 2009:119–34.

  • Anli M, Baslam M, Tahiri A, Raklami A, Symanczik S, Boutasknit A, Ait-El-Mokhtar M, Ben-Laouane R, Toubali S, Ait Rahou Y, Ait Chitt M, Oufdou K, Mitsui T, Hafidi M, Meddich A. Biofertilizers as strategies to improve photosynthetic apparatus, growth, and drought stress tolerance in the date palm. Front Plant Sci. 2020;11:516818–8. https://doi.org/10.3389/fpls.2020.516818.

    Article 
    PubMed 
    PubMed Central 

    Google Scholar
     

  • Aseri GK, Jain N, Panwar J, Rao AV, Meghwal PR. Biofertilizers improve plant growth, fruit yield, nutrition, metabolism and rhizosphere enzyme activities of Pomegranate (Punica granatum L.) in Indian Thar Desert. Sci Hort. 2008;117:130–5. https://doi.org/10.1016/j.scienta.2008.03.014.

    Article 

    Google Scholar
     

  • Aswathy T, Johny J, Dhanya M, Sathyan T, Preethy T, Murugan M. Effect of biofertilizers and organic supplements on general and beneficial microbial population in the rhizosphere of black pepper cuttings (Piper nigrum L.). Int J Chem Stud. 2017;5:1260–4.


    Google Scholar
     

  • Bacilio M, Moreno M, Bashan Y. Mitigation of negative effects of progressive soil salinity gradients by application of humic acids and inoculation with Pseudomonas stutzeri in a salt-tolerant and a salt-susceptible pepper. Appl Soil Ecol. 2016;107:394–404. https://doi.org/10.1016/j.apsoil.2016.04.012.

    Article 

    Google Scholar
     

  • Basbag S. Effects of humic acid application on yield and quality of cotton (Gossypium hirsutum L.). Asian J Chem. 2008;20:1961.

    CAS 

    Google Scholar
     

  • Basra AS, Basra RK. Mechanisms of environmental stress resistance in plants. Routledge; 1997. 

  • Bernstein N, Gorelick J, Zerahia R, Koch S. Impact of N, P, K, and humic acid supplementation on the chemical profile of medical cannabis (Cannabis sativa L). Front Plant Sci. 2019;10:736.

    Article 
    PubMed 
    PubMed Central 

    Google Scholar
     

  • Bevan L, Jones M, Zheng Y. Optimisation of nitrogen, phosphorus, and potassium for soilless production of Cannabis sativa in the flowering stage using response surface analysis. Front Plant Sci. 2021:2587. https://doi.org/10.3389/fpls.2021.764103.

  • Boveiri Dehsheikh A, Mahmoodi Sourestani M, Zolfaghari M, Enayatizamir N. The effect of plant growth promoting rhizobacteria, chemical fertilizer and humic acid on morpho-physiological characteristics of basil (Ocimum basilicum var. Thyrsiflorum). J Agric Sci Sustain Prod. 2017;26:129–42.


    Google Scholar
     

  • Brown P, Saa S. Biostimulants in agriculture. Front Plant Sci. 2015;6. https://doi.org/10.3389/fpls.2015.00671.

  • Bulgari R, Franzoni G, Ferrante A. Biostimulants application in horticultural crops under abiotic stress conditions. Agronomy. 2019;9:306.

    Article 
    CAS 

    Google Scholar
     

  • Butsic V, Brenner JC. Cannabis (Cannabis sativa or C. indica) agriculture and the environment: a systematic, spatially-explicit survey and potential impacts. Environ Res Lett. 2016;11:044023.

    Article 

    Google Scholar
     

  • Callaway JC. Hempseed as a nutritional resource: an overview. Euphytica. 2004;140:65–72. https://doi.org/10.1007/s10681-004-4811-6.

    Article 

    Google Scholar
     

  • Calvo P, Nelson L, Kloepper JW. Agricultural uses of plant biostimulants. Plant Soil. 2014;383:3–41. https://doi.org/10.1007/s11104-014-2131-8.

    Article 
    CAS 

    Google Scholar
     

  • Canellas LP, da Silva SF, Olk DC, Olivares FL. Foliar application of plant growth-promoting bacteria and humic acid increase maize yields. J Food Agric Environ. 2015;13:131–8.


    Google Scholar
     

  • Canellas LP, Olivares FL. Physiological responses to humic substances as plant growth promoter. Chem Biol Technol Agric. 2014;1:3. https://doi.org/10.1186/2196-5641-1-3.

    Article 
    CAS 

    Google Scholar
     

  • Caplan D, Dixon M, Zheng Y. Optimal rate of organic fertilizer during the vegetative-stage for cannabis grown in two coir-based substrates. HortScience. 2017;52:1307. https://doi.org/10.21273/HORTSCI11903-17.

    Article 
    CAS 

    Google Scholar
     

  • Cazenave A-B, Davies B, Balota M. Determine the optimal planting date of twenty varieties of hemp (Cannabis sativa L.) for suitable growth and production in Southeastern Virginia. 2019.

  • Chen Y, Aviad T. Effects of humic substances on plant growth 1. In: MacCarthy P, Clapp CE, Malcolm RL, Bloom PR, editors. Humic substances in soil and crop sciences: selected readings. Madison: Soil Science Society of America; 1990. p. 161–86.


    Google Scholar
     

  • Cherney JH, Small E. Industrial hemp in North America: production, politics and potential. Agronomy. 2016;6:58.

    Article 

    Google Scholar
     

  • Conant R, Walsh R, Walsh M, Bell C, Wallenstein M. Effects of a microbial biostimulant, Mammoth PTM, on Cannabis sativa bud yield. J Hortic. 2017;4:2376–03541000191.

    Article 

    Google Scholar
     

  • Da Cunha Leme Filho JF, Thomason WE, Evanylo GK, Zhang X, Strickland MS, Chim BK, Diatta AA. Biochemical and physiological responses of Cannabis sativa to an integrated plant nutrition system. Agron J. 2020a;112:5237–48. https://doi.org/10.1002/agj2.20400.

    Article 
    CAS 

    Google Scholar
     

  • Da Cunha Leme Filho JF, Thomason WE, Evanylo GK, Zhang X, Strickland MS, Chim BK, Diatta AA. The synergistic effects of humic substances and biofertilizers on plant development and microbial activity: a review. Int J Plant Soil Sci. 2020b;32(7):56–75. https://doi.org/10.9734/ijpss/2020/v32i730306.

    Article 
    CAS 

    Google Scholar
     

  • Da Cunha Leme Filho JF, Thomason WE, Evanylo GK, Zhang X, Strickland MS, Chim BK, Diatta AA. An integrated plant nutrition system (IPNS) for corn in the Mid-atlantic USA. J Plant Nutr. 2021;44:704–22. https://doi.org/10.1080/01904167.2020.1849298.

    Article 
    CAS 

    Google Scholar
     

  • Detyniecki K, Hirsch L. Marijuana use in epilepsy: the myth and the reality. Curr Neurol Neurosci Rep. 2015;15:65. https://doi.org/10.1007/s11910-015-0586-5.

    Article 
    PubMed 

    Google Scholar
     

  • Drobek M, Frąc M, Cybulska J. Plant biostimulants: importance of the quality and yield of horticultural crops and the improvement of plant tolerance to abiotic stress—a review. Agronomy. 2019;9:335.

    Article 
    CAS 

    Google Scholar
     

  • du Jardin P. Plant biostimulants: definition, concept, main categories and regulation. Sci Hortic. 2015;196:3–14. https://doi.org/10.1016/j.scienta.2015.09.021.

    Article 
    CAS 

    Google Scholar
     

  • D’andrea P. Processo de compostagem líquida contínua-CLC e biofertilizante. Microbiol Indústria e Comércio LTDA BR/SP 2099. 2002. 

  • Eisenstein M. Medical marijuana: showdown at the cannabis corral. Nature. 2015;525:S15. https://doi.org/10.1038/525S15a.

    Article 
    CAS 
    PubMed 

    Google Scholar
     

  • El-Ghamry AM, El-Hai KA, Ghoneem KM. Amino and humic acids promote growth, yield and disease resistance of faba bean cultivated in clayey soil. Aust J Basic Appl Sci. 2009;3:731–9.

    CAS 

    Google Scholar
     

  • El-Mekser HKA, Mohamed ZEM, Ali MAM. Influence of humic acid and some micronutrients on yellow corn yield and quality. World Appl Sci J. 2014;32:1–11 Author Affiliation: Maize Research Program, Agricultural Research Center, Giza, Egypt.

    CAS 

    Google Scholar
     

  • El-Sayed MAM, El-Sayed MT. Effect of humic acid, biofertilizers and mineral phosphate on soil microbial activity and productivity of pea plants under Toshka conditions. Alexandria Sci Exch J. 2020;41:489–511. https://doi.org/10.21608/asejaiqjsae.2020.129374.

    Article 

    Google Scholar
     

  • EL Sabagh A, Islam MS, Hossain A, Iqbal MA, Mubeen M, Waleed M, Reginato M, Battaglia M, Ahmed S, Rehman A. Phytohormones as growth regulators during abiotic stress tolerance in plants. Front Agron. 2022;4:765068.

    Article 

    Google Scholar
     

  • ElSohly M, Gul W. Constituents of cannabis sativa. Handb Cannabis. 2014;3:1093.


    Google Scholar
     

  • Fike J. Industrial hemp: renewed opportunities for an ancient crop. Crit Rev Plant Sci. 2016;35:406–24. https://doi.org/10.1080/07352689.2016.1257842.

    Article 

    Google Scholar
     

  • Finnan J, Styles D. Hemp: a more sustainable annual energy crop for climate and energy policy. 2013.

  • Flaig W. Effects of micro-organisms in the transformation of lignin to humic substances. Geochim Cosmochim Acta. 1964;28:1523–35. https://doi.org/10.1016/0016-7037(64)90003-1.

    Article 
    CAS 

    Google Scholar
     

  • Fortenbery TR, Bennett M. Opportunities for commercial hemp production. Appl Economic Perspect Policy. 2004;26:97–117. https://doi.org/10.1111/j.1467-9353.2003.00164.x.

    Article 

    Google Scholar
     

  • Frankenberger WT Jr, Dick WA. Relationships between enzyme activities and microbial growth and activity indices in soil. Soil Sci Soc Am J. 1983;47:945–51. https://doi.org/10.2136/sssaj1983.03615995004700050021x.

    Article 
    CAS 

    Google Scholar
     

  • Franzluebbers AJ. Should soil testingservices measure soil biological activity? Agric Environ Lett. 2016;1:150009. https://doi.org/10.2134/ael2015.11.0009.

    Article 

    Google Scholar
     

  • Franzluebbers AJ. Soil-test biological activity with the flush of CO2: III. Corn yield responses to applied nitrogen. Soil Sci Soc Am J. 2018;82:708–21. https://doi.org/10.2136/sssaj2018.01.0029.

    Article 
    CAS 

    Google Scholar
     

  • Franzluebbers AJ, Haney RL, Honeycutt CW, Schomberg HH, Hons FM. Flush of carbon dioxide following rewetting of dried soil relates to active organic pools. Soil Sci Soc Am J. 2000;64:613–23. https://doi.org/10.2136/sssaj2000.642613x.

    Article 
    CAS 

    Google Scholar
     

  • Fuentes-Ramirez LE, Caballero-Mellado J. Bacterial biofertilizers. In: Siddiqui ZA, editor. PGPR: biocontrol and biofertilization. Dordrecht: Springer Netherlands; 2006. p. 143–72.

    Chapter 

    Google Scholar
     

  • Giri B, Mukerji KG. Mycorrhizal inoculant alleviates salt stress in Sesbania aegyptiaca and Sesbania grandiflora under field conditions: evidence for reduced sodium and improved magnesium uptake. Mycorrhiza. 2004;14:307–12. https://doi.org/10.1007/s00374-003-0636-z.

    Article 
    PubMed 

    Google Scholar
     

  • Giri B, Kapoor R, Mukerji KG. Influence of arbuscular mycorrhizal fungi and salinity on growth, biomass, and mineral nutrition of Acacia auriculiformis. Biol Fertil Soils. 2003;38:170–5.

    Article 

    Google Scholar
     

  • Gorelick J, Bernstein N. Chemical and physical elicitation for enhanced cannabinoid production in cannabis. In: Chandra S, Lata H, ElSohly MA, editors. Cannabis sativa L. – botany and biotechnology. Cham: Springer International Publishing; 2017. p. 439–56.

    Chapter 

    Google Scholar
     

  • Gryndler M, Hršelová H, Sudová R, Gryndlerová H, Řezáčová V, Merhautová V. Hyphal growth and mycorrhiza formation by the arbuscular mycorrhizal fungus Glomus claroideum BEG 23 is stimulated by humic substances. Mycorrhiza. 2005;15:483–8.

    Article 
    CAS 
    PubMed 

    Google Scholar
     

  • Hagerty SL, Williams SLY, Mittal VA, Hutchison KE. The cannabis conundrum: thinking outside the THC box. J Clin Pharmacol. 2015;55:839–41. https://doi.org/10.1002/jcph.511.

    Article 
    PubMed 

    Google Scholar
     

  • Haney RL, Brinton WF, Evans E. Soil CO2 respiration: comparison of chemical titration, CO2 IRGA analysis and the Solvita gel system. Renew Agric Food Syst. 2008;23:171–6.

    Article 

    Google Scholar
     

  • Hanuš LO, Meyer SM, Muñoz E, Taglialatela-Scafati O, Appendino G. Phytocannabinoids: a unified critical inventory. Nat Prod Rep. 2016;33:1357–92. https://doi.org/10.1039/C6NP00074F.

    Article 
    PubMed 

    Google Scholar
     

  • Hazrati S, Tahmasebi-Sarvestani Z, Modarres-Sanavy SAM, Mokhtassi-Bidgoli A, Nicola S. Effects of water stress and light intensity on chlorophyll fluorescence parameters and pigments of Aloe vera L. Plant Physiol Biochem. 2016;106:141–8. https://doi.org/10.1016/j.plaphy.2016.04.046.

    Article 
    CAS 
    PubMed 

    Google Scholar
     

  • Jensen B, Chen J, Furnish T, Wallace M. Medical marijuana and chronic pain: a review of basic science and clinical evidence. Curr Pain Headache Rep. 2015;19:50. https://doi.org/10.1007/s11916-015-0524-x.

    Article 
    PubMed 

    Google Scholar
     

  • Kaiser C, Cassady C, Ernst M. Industrial hemp production. Center for Crop Diversification, University of Kentucky; 2015.

  • Kauffman GL, Kneivel DP, Watschke TL. Effects of a biostimulant on the heat tolerance associated with photosynthetic capacity, membrane thermostability, and polyphenol production of perennial ryegrass. Crop Sci. 2007;47:261–7.

    Article 
    CAS 

    Google Scholar
     

  • Khaleghi E, Arzani K, Moallemi N, Barzegar M. Evaluation of chlorophyll content and chlorophyll fluorescence parameters and relationships between chlorophyll a, b and chlorophyll content index under water stress in Olea europaea cv. Dezful. World Acad Sci Eng Technol. 2012;68:1154–7.


    Google Scholar
     

  • Laila FH, Shahin M, Mahdy H, Amira K, Hassan H. Beneficial effect of NPK, pigeon manure tea and microbial fertilizers as soil application on growth of Toffahi and Picual olive seedlings. J Agric Technol. 2015;11:1565–82.

    CAS 

    Google Scholar
     

  • Lotfi R, Kalaji HM, Valizadeh GR, Khalilvand Behrozyar E, Hemati A, Gharavi-Kochebagh P, Ghassemi A. Effects of humic acid on photosynthetic efficiency of rapeseed plants growing under different watering conditions. Photosynthetica. 2018;56:962–70. https://doi.org/10.1007/s11099-017-0745-9.

    Article 
    CAS 

    Google Scholar
     

  • Lyu D, Backer R, Robinson WG, Smith DL. Plant growth-promoting rhizobacteria forcannabis production: yield, cannabinoid profile and disease resistance. Front Microbiol. 2019;10:1761. https://doi.org/10.3389/fmicb.2019.01761.

    Article 
    PubMed 
    PubMed Central 

    Google Scholar
     

  • Mabood F, Zhou X, Smith DL. Microbial signaling and plant growth promotion. Can J Plant Sci. 2014;94:1051–63.

    Article 
    CAS 

    Google Scholar
     

  • Mediavilla V, Jonquera M, Schmid-Slembrouck I, Soldati A. Decimal code for growth stages of hemp (Cannabis sativa L.). J Int Hemp Assoc. 1998;5:68–74.


    Google Scholar
     

  • Meganid AS, Al-Zahrani HS, El-Metwally M. Effect of humic acid application on growth and chlorophyll contents of common bean plants (Phaseolus vulgaris L.) under salinity stress conditions. Int J Innov Res Sci Eng Technol. 2015;4:2651–60.

    Article 

    Google Scholar
     

  • Moreno-Salazar R, Sánchez-García I, Chan-Cupul W, Ruiz-Sánchez E, Hernández-Ortega HA, Pineda-Lucatero J, Figueroa-Chávez D. Plant growth, foliar nutritional content and fruit yield of Capsicum chinense biofertilized with Purpureocillium lilacinum under greenhouse conditions. Sci Hortic. 2020;261:108950. https://doi.org/10.1016/j.scienta.2019.108950.

    Article 
    CAS 

    Google Scholar
     

  • Naher UA, Panhwar QA, Othman R, Ismail MR, Berahim Z. Biofertilizer as a supplement of chemical fertilizer for yield maximization of rice. J Agric Food Dev. 2016;2:16–22.

    Article 

    Google Scholar
     

  • Nardi S, Pizzeghello D, Muscolo A, Vianello A. Physiological effects of humic substances on higher plants. Soil Biol Biochem. 2002;34:1527–36. https://doi.org/10.1016/S0038-0717(02)00174-8.

    Article 
    CAS 

    Google Scholar
     

  • Nardi S, Pizzeghello D, Schiavon M, Ertani A. Plant biostimulants: physiological responses induced by protein hydrolyzed-based products and humic substances in plant metabolism. Sci Agric. 2016;73:18–23.

    Article 
    CAS 

    Google Scholar
     

  • O’Dell CR, Ramsey P, White RC, Maxey F. String weave fresh market tomatoes: summer and fall production guide. Virginia Cooperative Extension Service (USA); 1989.


    Google Scholar
     

  • Olivares FL, Aguiar NO, Rosa RCC, Canellas LP. Substrate biofortification in combination with foliar sprays of plant growth promoting bacteria and humic substances boosts production of organic tomatoes. Sci Hortic. 2015;183:100–8. https://doi.org/10.1016/j.scienta.2014.11.012.

    Article 

    Google Scholar
     

  • Peña-Méndez EM, Havel J, Patočka J. Humic substances–compounds of still unknown structure: applications in agriculture, industry, environment, and biomedicine. J Appl Biomed. 2005;3:13–24.

    Article 

    Google Scholar
     

  • Puglisi E, Fragoulis G, Ricciuti P, Cappa F, Spaccini R, Piccolo A, Trevisan M, Crecchio C. Effects of a humic acid and its size-fractions on the bacterial community of soil rhizosphere under maize (Zea mays L.). Chemosphere. 2009;77:829–37.

    Article 
    CAS 
    PubMed 

    Google Scholar
     

  • Rodrigues M, Baptistella JLC, Horz DC, Bortolato LM, Mazzafera P. Organic plant biostimulants and fruit quality—a review. Agronomy. 2020;10:988.

    Article 
    CAS 

    Google Scholar
     

  • Romero AM, Vega D, Correa OS. Azospirillum brasilense mitigates water stress imposed by a vascular disease by increasing xylem vessel area and stem hydraulic conductivity in tomato. Appl Soil Ecol. 2014;82:38–43. https://doi.org/10.1016/j.apsoil.2014.05.010.

    Article 

    Google Scholar
     

  • Ronga D, Caradonia F, Setti L, Hagassou D, Giaretta Azevedo C, Milc J, Pedrazzi S, Allesina G, Arru L, Francia E. Effects of innovative biofertilizers on yield of processing tomato cultivated in organic cropping systems in northern Italy. 2018.

  • Saloner A, Bernstein N. Response of medical cannabis (Cannabis sativa L.) to nitrogen supply under long photoperiod. Front Plant Sci. 2020;11:572293. https://doi.org/10.3389/fpls.2020.572293.

    Article 
    PubMed 
    PubMed Central 

    Google Scholar
     

  • Saloner A, Bernstein N. Nitrogen supply affects cannabinoid and terpenoid profile in medical cannabis (Cannabis sativa L.). Ind Crops Prod. 2021;167:113516. https://doi.org/10.1016/j.indcrop.2021.113516.

    Article 
    CAS 

    Google Scholar
     

  • Saloner A, Bernstein N. Effect of potassium (K) supply on cannabinoids, terpenoids and plant function in medical cannabis. Agronomy. 2022;12:1242. https://doi.org/10.3390/agronomy12051242.

    Article 
    CAS 

    Google Scholar
     

  • Sani B. Foliar application of humic acid on plant height in canola. APCBEE Procedia. 2014;8:82–6. https://doi.org/10.1016/j.apcbee.2014.03.005.

    Article 
    CAS 

    Google Scholar
     

  • Sharma DK, Andersen SB, Ottosen CO, Rosenqvist E. Wheat cultivars selected for high Fv/Fm under heat stress maintain high photosynthesis, total chlorophyll, stomatal conductance, transpiration and dry matter. Physiol Plant. 2015;153:284–98.

    Article 
    CAS 
    PubMed 

    Google Scholar
     

  • Shiponi S, Bernstein N. The highs and lows of P supply in medical cannabis: effects on cannabinoids, the ionome, and morpho-physiology. Front Plant Sci. 2021;12:657323. https://doi.org/10.3389/fpls.2021.657323.

    Article 
    PubMed 
    PubMed Central 

    Google Scholar
     

  • Singh M, Dotaniya ML, Mishra A, Dotaniya CK, Regar KL, Lata M. Role of biofertilizers in conservation agriculture. In: Bisht JK, Meena VS, Mishra PK, Pattanayak A, editors. Conservation agriculture: an approach to combat climate change in Indian Himalaya. Singapore: Springer Singapore; 2016. p. 113–34.

    Chapter 

    Google Scholar
     

  • Small E. Cannabis: a complete guide. CRC Press; 2016.

    Book 

    Google Scholar
     

  • Small E, Cronquist A. A practical and natural taxonomy for cannabis. Taxon. 1976:405–435.

  • Tahir MM, Khurshid M, Khan MZ, Abbasi MK, Kazmi MH. Lignite-derived humic acid effect on growth of wheat plants in different soils. Pedosphere. 2011;21:124–31. https://doi.org/10.1016/S1002-0160(10)60087-2.

    Article 
    CAS 

    Google Scholar
     

  • Tattini M, Bertoni P, Landi A, Traversi M. Effect of humis acids on growth and biomass partitioning of conteiner-grown olive plants. 1990.

  • Turner JC, Hemphill JK, Mahlberg PG. Quantitative determination of cannabinoids in individual glandular trichomes of Cannabis sativa L.(Cannabaceae). Am J Bot. 1978;65:1103–6.

    Article 
    CAS 

    Google Scholar
     

  • Ullah A, Manghwar H, Shaban M, Khan AH, Akbar A, Ali U, Ali E, Fahad S. Phytohormones enhanced drought tolerance in plants: a coping strategy. Environ Sci Pollut Res. 2018;25:33103–18.

    Article 
    CAS 

    Google Scholar
     

  • Ulukan H. Effect of soil applied humic acid at different sowing times on some yield components in wheat (Triticum spp.) hybrids. Int J Bot. 2008;4:164–75.

    Article 

    Google Scholar
     

  • Vargas-Hernandez M, Macias-Bobadilla I, Guevara-Gonzalez RG, Romero-Gomez SdJ, Rico-Garcia E, Ocampo-Velazquez RV, Alvarez-Arquieta LdL, Torres-Pacheco I. Plant hormesis management with biostimulants of biotic origin in agriculture. Front Plant Sci. 2017;8. https://doi.org/10.3389/fpls.2017.01762.

  • Visser SA. Effect of humic acids on numbers and activities of micro-organisms within physiological groups. Org Geochem. 1985;8:81–5. https://doi.org/10.1016/0146-6380(85)90055-5.

    Article 
    CAS 

    Google Scholar
     

  • Yadollahi P, Asgharipour MR, Kheiri N, Ghaderi A. Effects of drought stress and different types of organic fertilizers on the yield and yield components of safflower (Carthamus tinctorius L). 2015;1(2):27–40.


    Google Scholar
     

  • Younes KA, Raouf SS, Mohammad S, Morteza B. Effect of zinc and bio fertilizers on antioxidant enzymes activity, chlorophyll content, soluble sugars and proline in triticale under salinity condition. Not Bot Horti Agrobot Cluj-Napoca. 2016;44. https://doi.org/10.15835/nbha44110224.

  • Zuardi AW. History of cannabis as a medicine: a review. Braz J Psychiatry. 2006;28:153–7.

    Article 
    PubMed 

    Google Scholar
     


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