|
4
|
|
Plant regulators -- Foliar application. : Plant growth and leaf-applied chemicals / edited by Peter M. Neumann
|
2018
|
1
|
|
5
|
|
Plant regulators -- Handbooks, manuals, etc. : Field crop insecticide guide : includes fungicides and plant growth regulators / editor, Andrew Somervaille
|
2001
|
1
|
|
7
|
|
Plant regulators -- Physiological effect : Plant growth and leaf-applied chemicals / edited by Peter M. Neumann
|
2018
|
1
|
